Nkora kole ya polyurethane ya 2K ikoreshwa mu mbaho. PF-040 ifasha ite?
PF-040 (OH=450, f=3) ikora nk'ikintu gihuza, yongera ubufatanye n'ubushyuhe; ikoresha 10–30% bya polyol yose.

Ubushyuhe bw'ifuro ryanjye bwo gutera umuti bufite ubushobozi buke bwo kudahinduka. Ese PF-040 ishobora kubyongera?
Yego, imikorere yayo yo hejuru (3) na MW iri hagati byongera ubucucike bw'imiyoboro, bigabanya kugabanuka; ikoreshwa risanzwe riri hagati ya 5–15 phr.

Ni iyihe nyungu ya PF-040 ugereranyije na diol isanzwe iri mu byuma bikonjesha?
Itanga imbaraga nyinshi zo gukata no kudacika bitewe n'imiterere yayo itatu.

Nkeneye kugabanya ubukana bw'ubukorikori bwuzuye. Ese PF-040 ishobora kumfasha?
PF-040 ifite ubukana buke (360 mPa·s), ituma amazi atoha neza ariko ntagabanye uburyo bwo gukora.

Agakoresho kanjye ko gufunga PU gafite imbaraga nke z'icyatsi kibisi. Nigute wakoresha PF-040?
Simbuza 5–10% bya diol na PF-040 kugira ngo wongere imbaraga z'ibanze nyuma yo gukira.

Ese PF-040 ikwiriye kole igabanya ubushuhe mu gice kimwe?
Yego, ariko kubera ko ifite imikorere itatu, izongera imikoranire; ikoreshe ku rugero rwo hasi (2–5%) kugira ngo wirinde imikoranire myinshi.

Ni ikihe gipimo gisanzwe cya isocyanate nkwiye gukoresha hamwe na PF-040?
Ku bijyanye n'imitako, shyiramo 105–110 kugira ngo urebe ko amatsinda yose ya OH akora neza.

Kole yanjye irananirwa iyo ubushyuhe buri hejuru (80°C). Ese PF-040 ishobora kongera ubushobozi bwo kwirinda ubushyuhe?
Yego, imiterere y'ibice bitatu yongera ubushyuhe bw'impinduka z'ikirahure; usimbuze 20% bya diol na PF-040.

Ese PF-040 ifite ingaruka ku gihe cyo gufungura?
Bigabanya gato igihe cyo gufungura bitewe n'uko ikora cyane; hindura catalyst uko bikwiye.

Ese PF-040 ishobora gukoreshwa mu gutera uduce twa polyurethane mu gutera uduce?
Yego, ubukana bwayo buke n'uburyo ikora neza bituma ikoreshwa mu gutera inshinge; ikoreshwa hamwe n'icyuma gishyushya vuba.

Nkora irangi rya polyurethane hasi rifite ubushobozi bwo guhangana n'ubushyuhe bwinshi. PF-450 ikora ite?
PF-450 (OH=380, MW=450, f=3) itanga filime zikomeye kandi zifatanye hamwe kandi zirinda kwangirika neza; ikoreshwa risanzwe ni 40–60 phr.

Imvange yanjye yo gucukura ifite imbaraga nke zo gukanda. Ese PF-450 ishobora kuyinoza?
Yego, simbuza diol na PF-450 kugira ngo wongere ubucucike bw'imirongo; imbaraga zishobora kwiyongeraho 20–30%.

Ni iyihe nyungu ya PF-450 ugereranyije na PF-040 mu gusiga irangi?
MW nyinshi (450) zitanga ubworoherane bwiza mu gihe zigumana ubukana; PF-040 irushaho kugorama.

Nkora kole ya PU ifite ibice bibiri yo guhuza icyuma. Ni ikihe gipimo cya PF-450 gisabwa?
20–40% bya polyol yose; itanga uburyo bwiza bwo gufatana no kurwanya ingese.

Sisitemu yanjye yo hasi ntabwo ifite ubushobozi bwo kurwanya imiti ikoreshwa mu gutwika. PF-450 yagufasha ite?
Kongera ubufatanye hagati y’ibinyabutabire na PF-450 byongera ubudahangarwa ku bintu bishongesha umwuka na aside.

Ese PF-450 ihuye na MDI prepolymers?
Yego, irahuye cyane; gushyushya kugeza kuri 40°C bishobora kugabanya ubushyuhe bwo kuvanga.

Ni iki gisanzwe kibaho iyo ukoresheje PF-450 hamwe na amine catalyst isanzwe?
Kuri 25°C, igihe cyo gukoresha inkono ni iminota 15-30 bitewe n'urwego rwa katalisiti.

Igipfundikizo cyanjye gifite aho gihuriye n'ubuso bitewe nuko kitarakira neza. Ese PF-450 ishobora gukemura iki kibazo?
Imikorere yayo yo hejuru ituma ubuso bukira neza; reba neza ko igipimo cya isocyanate ari ≥105.

Ese PF-450 ishobora gukoreshwa mu gukata ibyuma bya polyurethane ku butaka bw'inganda?
Yego, itanga uburyo bwiza bwo gutembera no gukomera vuba; ikoreshe hamwe n'icyuma gikuraho ubushyuhe.

Ese PF-450 itera umuhondo mu bipfukisho bisobanutse neza?
Ntibirenze polyol zisanzwe za polyether; koresha isocyanates za aliphatic kuri sisitemu zitarimo umuhondo.

Nkora ibyuma bya polyurethane elastomer bifite ubukana buringaniye (Shore 80A). Ese PF-1050 irakwiriye?
Yego, PF-1050 (MW=1000, f=3) itanga uburinganire bwiza bw'imbaraga n'ubudahangarwa; ikoreshwa risanzwe riri hagati ya 30–70%.

Igitambaro cyanjye cyo hasi kiba cyoroshye cyane mu gihe cy'ubukonje. Ni gute PF-1050 yakongera ubushobozi bwo koroshya imiterere y'igitambaro?
Simbuza igice cya polyol ngufi (urugero, PF-450) na PF-1050 kugira ngo ugabanye Tg kandi wongere ubushobozi bwo kugabanya ubushyuhe.

Ni ubuhe bunini busanzwe bwo gukurura bw'igikoresho cyakozwe na PF-1050?
Hamwe na MDI na stoichiometry ikwiye, imbaraga zo gukurura za 5–8 MPa zishobora kugerwaho.

Igikoresho cyanjye cyo gushushanya gifite utubumbe tw'umwuka. Ese PF-1050 ifite umwuka urekura neza?
Ubushyuhe bwayo buri hagati (250 mPa·s) butuma umwuka ugabanuka neza; ni byiza gukoresha vacuum degas.

Ese PF-1050 ishobora gukoreshwa mu byuma bifunga polyurethane mu guhuza ibyuma?
Yego, itanga uburebure bwiza (300–500%) no gusubirana; ikoreshwa hamwe n'icyuma gikoresha diol chain extender.

Ni iyihe nyungu ya PF-1050 ugereranyije na diyoli imwe ya MW isa nayo?
Imikorere myiza itanga imbaraga zo gucika kw'amarira no kwirinda ubushyuhe.

Ipantaro yanjye ifite ubudahangarwa buke bwo kwangirika. Nigute nayinoza nkoresheje PF-1050?
Ongera igipimo cya PF-1050 kuri 60–80% bya polyol yose; ibice birebire byoroshye birushaho kwangiza ingaruka.

Ese PF-1050 ikwiriye gukoreshwa mu gukora imashini zikoresha polyurethane mu bikoresho by'ikoranabuhanga?
Yego, ubukana bwayo buke n'ubushobozi bwiza bwo gukingira amashanyarazi bituma ikwiranye.

Ni gute PF-1050 igereranywa na Voranol CP 1050?
Gusimbuza mu buryo butaziguye; ibipimo bimwe.

Kole yanjye yangiritse iyo hari ubushuhe. Ese PF-1050 ishobora kumfasha?
Ntabwo ari mu buryo butaziguye; koresha inyongeramusaruro ikuraho ubushuhe cyangwa wongere index ya isocyanate.

Nkora agakoresho gafunga polyurethane gakomeye kandi gafite uburebure bwiza. Kuki nahitamo PF-2080?
PF-2080 (MW=8000, f=2) itanga modulus nkeya, uburebure bwinshi (>600%), kandi ikanagarura neza.

Kole yanjye ifite ibice bibiri byo gupfunyikamo ifite imbaraga nke zo gushisha. Ese PF-2080 ishobora kuyinoza?
Yego, iminyururu yayo miremire yoroshye yongera imbaraga z'igishishwa; koresha 30–50% bya polyol yose.

Ni ubuhe bunini busanzwe bwa PF-2080 (3000 mPa·s). Wabyitwaramo ute?
Shyushya kugeza kuri 40–50°C kugira ngo ugabanye ubushyuhe kugira ngo byoroshye kuvanga.

Igice cyanjye cya elastomer gifite ubushobozi buke bwo kudacika kw'amarira. Ese PF-2080 ishobora kumfasha?
Nk'ikimenyetso cya diol, ntabwo cyongera imbaraga z'amarira cyane; kivanze na polyol ifite imikorere itatu.

Ese PF-2080 ikwiriye ibikoresho bifunga ubushuhe by’igice kimwe?
Yego, MW yayo iri hejuru n'umubare wa OH uri hasi (14) bitanga ubushobozi bwo kuguma mu gisenge neza no kugabanuka guke.

Isefa yanjye ifite ubushobozi bwo gufata neza sima. Ese PF-2080 ishobora kuyinoza?
Ntabwo ari mu buryo butaziguye; koresha agakoresho gafasha gupfundika silane. PF-2080 itanga ubushobozi bwo koroshya ibintu byose.

Ni iyihe mashini isabwa gukoresha PF-2080 kugira ngo ikoreshwe muri elastomer?
1,4-Butanediol cyangwa MOCA; igipimo gisanzwe cya NCO/OH = 1.05.

Kole yanjye ifite umuvuduko mwinshi cyane. Nigute nayikosora?
Vanga PF-2080 hamwe na polyol ifite imikorere yo hejuru nka PF-450 (igipimo cya 80/20).

Ese PF-2080 ishobora gukoreshwa mu mavuta ya polyurethane ashyushye (HMPUR)?
Yego, imiterere yayo itoroshye cyane iyo iri ku bushyuhe bw'icyumba ifasha kongera imbaraga z'icyatsi kibisi.

Ese PF-2080 irakomera ku bushyuhe buri hasi?
Oya, ni polyether idahinduka; ikomeza kuba amazi ariko ifite ubushyuhe.

Nkeneye agakoresho koroshye cyane kandi gafite modulus ntoya ko gufunga ingingo zo kwagura. Ese PF-2120 ni nziza?
Yego, PF-2120 (MW=12000, OH=9.5) itanga modulus nke cyane n'uburebure buri hejuru (>800%).

Elastomer yanjye ya polyurethane ifite ubushobozi bwo koroshya ubushyuhe buke. PF-2120 yagufasha ite?
Iminyururu yayo miremire cyane kandi yoroshye igabanya Tg kugeza munsi ya -60°C, ikaba ari nziza cyane mu gukoresha mu gihe cy'ubukonje.

Ni irihe tandukaniro riri hagati ya PF-2080 na PF-2120?
PF-2120 ifite MW nyinshi n'umubare muto wa OH, bitanga ubushobozi bworoshye kandi bworoshye.

Kole yanjye ifite ibice bibiri byo gufatanya na rubber ikeneye imbaraga nyinshi zo gukata. Ese PF-2120 irakwiriye?
Yego, ariko uvange n'ingano nto ya crosslinker kugira ngo ukomeze guhuza.

Nigute nagera ku bukonje bwa 40–50 muri elastomer yo gucukura?
Koresha PF-2120 nk'umusemburo mukuru (80%) hamwe n'umuyoboro wa diol na MDI.

Ese PF-2120 ishobora gukoreshwa mu gifunga cy'igice kimwe gifite iherezo rya silane?
Yego, irahuye na polyurethane zitembanwa na silane (SPUR).

Isefa yanjye irakira nabi nyuma yo gukanda. Nigute nayikosora?
Ongeraho 5–10% bya polyol y'imikorere itatu nka PF-1050 kugira ngo ushyireho ihuriro rito.

Ingoma ifunze neza imara igihe kingana iki mu gihe cyo kuyibikamo?
Amezi 12 iyo bibitswe byumye kandi bidafite azote.

Ese PF-2120 isaba uburyo bwihariye bwo kuyikoresha bitewe n'uko ifite ubukana bwinshi?
Yego, shyushya kugeza kuri 50–60°C kugira ngo uvome; ni amazi menshi cyane.

Ese PF-2120 ijyanye n'ibikoresho bya pulasitiki nka DINP?
Yego, ariko hakwiye kugeragezwa uburyo bwo guhuza ibintu; akenshi bikoreshwa nta pulasitiki ikoreshwa bitewe n'uko nta moduli ikoreshwa.

Nkora ifuro ryoroshye rifite ubucucike buke cyane (14 kg/m³). PF-3500 ifasha ite?
PF-3500 (OH=35, f=3, EO/PO) ikora nk'ifungura uturemangingo, ikarinda ifuro kugabanuka no kunoza uburyo bwo guhumeka.

Ifuro ryanjye rya viscoelastic (memory) rigenda rikira buhoro buhoro. Ese PF-3500 ishobora guhindura igihe cyo gukira?
Yego, kongeramo 3–8 phr PF-3500 bigabanya igihe cyo gukira (bituma ifuro rigabanuka mu gukira) iyo ufunguye uturemangingo.

Ni uruhe ruhare rwa PF-3500 muri hypersoft foam?
Yoroshya ifuro kandi yongera urujya n'uruza rw'umwuka, ikavanaho uturemangingo duto.

Ifuro ryanjye rifite urwego rwo hejuru rwo kugabanuka nyuma yo gukuramo ifuro. Nshobora kongeramo PF-3500 zingana iki?
2–5 phr (ishingiye kuri polyol yose) isanzwe ikemura ikibazo cyo kugabanuka kw'inyuguti nta ngaruka ku bukomere bwayo cyane.

Ese PF-3500 ishobora gukoreshwa mu ifuro rishobora kwihanganira cyane (HR)?
Yego, nk'igikoresho cyo gufungura uturemangingo kugira ngo twongere ubushobozi bwo guhumeka no kugabanya inenge zo hejuru.

Ese PF-3500 ijyanye na sisitemu za TDI na MDI?
Yego, ikora neza muri byombi, ariko cyane cyane mu mavuta yoroshye akoresha TDI.

Ifuro ryanjye rigira ubushobozi buke mu gihe cyo kuzamuka. Ese PF-3500 izarushaho kuba mbi?
Iyo urenze urugero (>10 phr) bishobora gutuma ucika; koresha 3-5 phr kugira ngo uturemangingo twinjire neza tudahungabanya umutekano.

Ese PF-3500 igira ingaruka ku bukomere bw'ifuro?
Yego, bigabanya gato ubukana bitewe n'uko uturemangingo twinshi dufunguye; bigabanya igipimo cya isocyanate kiri hejuru.

Ni iyihe nyungu ya PF-3500 ugereranyije n'imashini zisanzwe zifungura uturemangingo nka polybutadiene?
Irakora neza kandi ntiyimuka cyangwa ngo itume ubuso bukura.

Ese PF-3500 ishobora gukoreshwa mu ifuro rikozwe mu buryo bwa foromaje mu myanya y'imodoka?
Yego, birushaho gutuma umuntu amererwa neza kandi bigabanya gukenera gusya hakoreshejwe ikoranabuhanga.

Nkora MDI yahinduwe (liquid MDI) kuri prepolymers. PF-010 ifasha ite?
PF-010 (OH=22, f=3, MW=8000) ikorana na MDI kugira ngo ikore MDI y'amazi ihamye kandi ifite ubukana buke kandi imara igihe kirekire.

Igitambaro cyanjye cya polyurethane gikunda amazi gifite amazi menshi. Ese PF-010 ishobora kugikemura?
Yego, imiterere yayo ikungahaye kuri EO yongera ubushobozi bwo gukurura amazi; koresha 20–50% bya polyol yose.

Ni ibihe bintu bisanzwe bya NCO kuri prepolymer yakozwe na PF-010?
8–12% NCO kuri elastomer; hindura ukurikije ubukana wifuza.

Nkeneye polyurethane inyuzwamo amazi yo gusiga imyenda. Ese PF-010 irakwiriye?
Yego, ibice byayo bya EO bikunda amazi byemerera kwishyira mu mazi.

Uburyo bwanjye bwo gukoresha hydrogel busaba ko amazi yinjizwa menshi. Nigute wakoresha PF-010?
Nk'igikoresho cyo guhuza (f=3) hamwe na diol za PEG kugira ngo habeho umuyoboro ushoboka.

Ese PF-010 ishobora gukoreshwa mu byuma bifunga polyurethane kugira ngo yongere uburyo bwo gufatana ku buso butose?
Yego, ubushobozi bwayo bwo guhindagurika mu mazi bufasha kwimura ubushuhe bwo hejuru, bigatuma habaho gufatana neza.

Ni iyihe nyungu ya PF-010 ugereranyije na Voranol IP 010?
Gusimbuza mu buryo butaziguye; imikorere imwe.

Prepolymer yanjye ifite ubushyuhe bwinshi. Nayigabanya nte?
Koresha PF-010 yonyine cyangwa uvange n'ikinyabutabire gito; shyushya kugeza kuri 60°C.

Ese PF-010 itera hydrolysis muri polyurethane?
Polyols zikungahaye kuri EO zishobora gukurura amazi; zituma yumuka neza kandi zigakoresha isocyanates zihamye.

Ese PF-010 ikwiriye ifuro rya polyurethane rifite amazi menshi (urugero, ku bisuguti)?
Yego, ariko huza n'icyuma gihuza imikorere yo hejuru kugira ngo ukomeze kugira ishusho nziza.

Nkora inkweto za polyurethane zifite imbaraga nke zo gucika. PF-2802 yagufasha ite?
PF-2802 ni diol ifite ubushobozi bwo gukora cyane (OH=28, MW=4000, EO/PO) yongera imbaraga zo gushwanyagurika binyuze mu kunoza itandukanyirizo ry'ibyiciro; koresha 30–50%.

"Gukora cyane" bivuze iki kuri PF-2802?
Irimo udupfundikizo twa EO, bigatuma amatsinda y’ibanze ya hydroxyl (~80%), akorana vuba na isocyanates.

Sisitemu yanjye y'inkweto ifite igihe kirekire cyo kuzikoresha (iminota 5). Ese PF-2802 ishobora kuzigabanya?
Yego, ubushobozi bwayo bwo gukora cyane bugabanya igihe cyo gukoresha icyuma kugeza ku minota 2-3 kuri dogere selisiyusi 50.

Ese PF-2802 ijyanye na sisitemu ya MDI na TDI inkweto zometseho?
Ikorana neza na MDI; itanga ubushobozi bwo kurwanya gushwanyagurika neza.

Ni iyihe mashini isabwa gukoresha PF-2802?
1,4-Butanediol cyangwa ethylene glycol; NCO/OH isanzwe = 1.02–1.05.

Igice cyanjye cya elastomer gifite imbaraga nke zo gukurura. Ese PF-2802 ishobora kugikemura?
Yego, uburemere bwayo bwinshi bwa molekile na OH y'ibanze byongera uburinganire bw'ibice bikomeye, byongera imbaraga zo gukurura kugeza kuri 30–40 MPa.

Ni gute PF-2802 igereranywa na Voranol EP 1900?
Gusimbuza mu buryo butaziguye; imiterere imwe isanzwe.

Ese PF-2802 ishobora gukoreshwa mu byuma bifunga polyurethane kugira ngo ivurwe vuba?
Yego, ariko bishobora kugabanya igihe cyo gufungura; koresha hamwe na catalyst ihishe.

Kole yanjye ikeneye gufatana neza mbere (ingufu z'icyatsi). Ese PF-2802 izagufasha?
Yego, bitewe n'uburyo bwo kwihuta bwo gukora isocyanate, imbaraga z'icyatsi ziyongera mu minota mike.

Ese PF-2802 isaba ububiko bwihariye?
Oya, ariko bika humutse (<0.05% by'amazi) kugira ngo wirinde ingaruka mbi.

Nkora ibikoresho bivanze (urugero, polyurethane ikoreshwa mu byuma bya fiberglass). Kuki nahitamo Y-950?
Y-950 (OH=950, MW=180, f=3) itanga ubucucike bwinshi cyane, itanga imbaraga nyinshi za mekanike no kwirinda ubushyuhe.

Imashini yanjye yo gucukura ikoreshwa mu gukingira amashanyarazi ifite imbaraga nke zo kuzunguruka. Ni gute Y-950 yayinoza?
Koresha Y-950 nk'umusemburo mukuru wa polyol (60–80%); imbaraga zo guhindagurika zishobora kurenza 100 MPa.

Ni ubuhe bunini busanzwe bwa Y-950 (6750 mPa·s)? Ni gute bwo gutunganya?
Shyushya kugeza kuri 50–60°C; ni ingenzi cyane ariko ni ingenzi ku bice bikomeye.

Ese Y-950 ikwiriye gukoreshwa mu gusya ibyuma bya polyurethane bisaba ubukana bwinshi (Shore D >80)?
Yego, huza na MDI na za extenders za diol ngufi.

Igice cyanjye cy’ibice bivanze gifite ubushyuhe buke bwo guhindura ubushyuhe (HDT). Ese Y-950 ishobora kugizamura?
Yego, HDT ishobora kugera kuri 150°C iyo ikoze neza.

Ese Y-950 itera ububobere?
Yongera imbaraga ariko kandi yoroshye; uvange na diol yoroshye kugira ngo ikomere.

Ese Y-950 ishobora gukoreshwa mu makori ya polyurethane mu guhuza ibyuma mu buryo bw'imiterere?
Yego, itanga imbaraga nyinshi cyane zo gukata imigozi (>20 MPa).

Ni ikihe gipimo cya isocyanate gisabwa kuri Y-950?
105–110 kugira ngo habeho gukira neza; igipimo cyo hejuru cyongera imikoranire.

Ese Y-950 ijyanye na resins za epoxy kuri sisitemu zivanze?
Hari aho bigarukira; gutandukana kw'ibice bishobora kubaho. Gerageza mbere na mbere kuzuzanya.

Uburyo bwo kubumba inkono busaba igihe kirekire. Nigute nabigeraho nakoresheje Y-950?
Koresha katalyst itinze kandi ukomeze ubushyuhe buvanze buri hasi (20–25°C).

Nkeneye polyol yo gukoresha polyurethane ikomeye cyane kandi ifite ubushyuhe buringaniye. Ese PF-3075 ni amahitamo meza?
PF-3075 (OH=750, MW=220, f=3) itanga imikoranire myinshi, ubukana buke kuruta Y-950 (5750 vs 6750), byoroshye kuyitunganya.

Kole yanjye y'inyubako yangirika iyo igonzwe. Ese PF-3075 ishobora kongera ubushobozi bwo kudakora neza?
Yego, umugongo wayo wa trimethylolpropane utanga ubukomere; uvanga 50/50 na diol ihindura imiterere.

Ni ubuhe bwoko bw'ubukomere busanzwe bushobora kugerwaho ukoresheje PF-3075?
Shore D 70–85 bitewe na isocyanate na chain extender.

Igipfundikizo cyanjye gikeneye ubushobozi bwo kurwanya isukari nyinshi. Nigute nakoresha PF-3075?
Simbuza 20–30% bya polyol nyamukuru na PF-3075 kugira ngo wongere ubucucike bw'imirongo.

Ese PF-3075 ikwiriye gukoreshwa mu gusya ibyuma bya polyurethane mu bikoresho by'ikoranabuhanga?
Yego, itanga ubushobozi bwiza bwo gutwara ubushyuhe kandi igabanya ubushyuhe.

PF-3075 igereranywa ite na PF-450?
PF-3075 ifite OH iri hejuru (750 vs 380) kandi MW iri hasi, bigatuma ibicuruzwa bikomeye kandi byoroha.

Ibikoresho byanjye bivanze bikeneye kwihutishwa. Ese PF-3075 ishobora kwihutisha gukira?
Yego, umubare wayo wa OH mwinshi wongera ubushobozi bwo gukora; igihe cyo kugabanya ubushyuhe gishobora kuba iminota 10-15 kuri 80°C.

Ni iyihe mashini yo kongerera umugozi ikora neza na PF-3075?
Diol ngufi nka 1,4-BDO cyangwa EDO; irinde kongerera iminyururu miremire.

Ese PF-3075 itera ibibazo bya exotherm mu bakinnyi bakomeye?
Yego, hejuru cyane; koresha guteranya buhoro buhoro cyangwa kuvanga mu ntambwe nyinshi.

Ese PF-3075 ishobora gukoreshwa mu mavuta ya polyurethane laminating?
Yego, ku byuma bikomeye bya laminate (urugero, ibyuma bya sandwich bya aluminiyumu-foam).

Nkora ifuro ry’amabati rishobora kwihanganira cyane (HR). Ni gute PF-628 yongera ihumure?
PF-628 (OH=28, f=6, MW=12000) itanga imbaraga nyinshi zo kugaruka (70–80%) n'imbaraga nziza zo gushyigikira.

Ifuro ryanjye rya PU rimeze nka latex ntirigira "gukubita" kwa latex karemano. Ese PF-628 ishobora kumfasha?
Yego, imikorere yayo yo hejuru na MW nyinshi bitanga umuyoboro woroshye cyane, bigana imiterere ya latex.

Ni uruhe rugero rusanzwe rw'ikoreshwa rya PF-628 muri HR foam?
10–30% bya polyol yose; iyo irenze urugero ishobora gutuma ifuro rigwa bitewe n'ubushyuhe bwinshi.

Ifuro ryanjye riramba nabi (ritakaza uburebure nyuma yo gukanda inshuro nyinshi). Ni gute PF-628 yaryongerera ubushobozi?
Imiterere yayo ifite imikorere itandatu yongera ubushobozi bwo kwihanganira ibintu kandi ikagabanya uburyo bwo gukanda burambye.

Ese PF-628 ihuye n'inyongera zisanzwe za HR foam (urugero, DEOA, silicone)?
Yego, birahuye neza; shyushya kugeza kuri 30°C kugira ngo byoroshye kuvanga.

Ni iyihe nyungu ya PF-628 ugereranyije na polyol ifite imikorere itatu ya MW isa?
Imikorere myiza itanga ubushobozi bwo gutwara imizigo no kuyigarura.

Ifuro ryanjye ryananiwe ikizamini cyo kugaruka k'umupira (birakenewe >65%). Ese PF-628 ishobora kugera kuri 70%?
Yego, kuri 20–30 phr, gusubira inyuma bishobora kugera kuri 70–75%.

Ese PF-628 yongera ubucucike bw'ifuro?
Oya, ariko bishobora gusaba amazi menshi cyangwa ikintu gihumeka kugira ngo bigumane ubucucike bw'intego bitewe n'ubucucike bwinshi.

Ese PF-628 ishobora gukoreshwa mu ifuro ryabumbwe mu kwicara mu modoka?
Yego, bituma umuntu amererwa neza mu rugendo kandi bikagabanya umunaniro.

Igihe cyo kubika PF-628 ni ikihe?
Amezi 6 ari mu ngoma ifunze; irakomeye ariko irahamye.

Nkora ifuro rya polyurethane rikomeye ryo gukingira imiyoboro kandi nkeneye polyol yihuta gukora. Kuki PF-800?
PF-800 (OH=800, f=4, ishingiye kuri amine ihumura) ikora auto-catalytic, igabanya gukenera catalysts zikomeye za amine.

Kole yanjye yo gukora ibintu bivanze mu nyubako isaba imbaraga zihuse z'icyatsi kibisi. PF-800 yafasha ite?
Ikora neza cyane kandi ikora neza mu buryo bwikora, ituma ikira neza ku bushyuhe bw'icyumba mu minota mike.

"AFFA" bivuze iki muri PF-800?
Polyol ishingiye kuri amine ihumura neza (urugero, TDA cyangwa MDA yatangijwe), itanga imikorere isanzwe ya catalytic.

Ifuro ryanjye rikomeye ntirifata neza icyuma. Ese PF-800 ishobora kunoza gufata neza icyuma?
Yego, amatsinda ya amine ahumura yongera ubushyuhe ku buso no guhuza imiti.

Ni iki gipimo cya isocyanate gisanzwe cya PF-800 mu ifuro rigid foam?
120–150 kuri PUR; 250–350 kuri PIR.

Ese PF-800 itera ibara ry'ifuro?
Amine polyols zihumura neza zishobora gutera umuhondo; ntibyemewe ku mafuro y'umuhondo.

Sisitemu yanjye yo gucukura ibikoresho by'amashanyarazi ikeneye amazi make. Ese PF-800 irakwiriye?
Yego, umugongo wayo ukomeye ugabanya amazi yinjira ugereranije na diol za polyether.

Ese PF-800 ishobora gukoreshwa mu gutera ifuro ryo gusakara?
Yego, uburyo yihuta bwo kuyikora bugabanya kugwa ku buso buhagaze.

Ni ubuhe bunini bwa PF-800 (17000 mPa·s). Ni gute wabyitwaramo?
Shyushya kugeza kuri 60°C; koresha pompe z'ibikoresho.

Ese PF-800 ijyanye n'ibikoresho byo gushyushya pentane?
Yego, ariko bitewe n'uko polarity iri hejuru, bishobora gusaba solvent ikora kimwe n'iya surfactant.

Nkora paneli za PIR laminate zihoraho zo gukingira inyubako. Ese PF-1380 irakwiriye?
PF-1380 (ishingiye kuri sucrose, OH=280, f=7, MW=1380) itanga ubushobozi bwo kudakoresha umuriro neza kandi ikagira ubushobozi bwo kudahindagurika mu buryo bungana.

Ifuro ryanjye rikomeye ryo gupfuka imiyoboro rifite imiterere mibi y'uturemangingo. Ni gute PF-1380 yaryongerera ubushobozi?
Imikorere yayo yo hejuru (7) ikora uturemangingo twiza kandi dufunze, bigabanya imikorere y'ubushyuhe.

Ni iyihe nyungu ya PF-1380 ugereranyije na polyol ishingiye kuri glycerol iri mu ifuro rigid?
Ubucucike bwinshi bwa crosslink butanga ubushobozi bwo kurwanya ubushyuhe no kudacika intege cyane.

Ifuro ryanjye rifite imbaraga nke zo gukanda. Ese PF-1380 ishobora kurikongera?
Yego, simbura 30–50% bya polyol ifite imikorere iri hasi; imbaraga zo gukanda zishobora kwikuba kabiri.

Ese PF-1380 ihuye n'ibintu bitera umwuka wa hydrocarbon (cyclopentane)?
Yego, ariko kubera ubushyuhe bwinshi, shyiramo surfactant mbere yo kuvanga.

Ni iyihe ngano isanzwe y'amazi ya PF-1380 (≤0.15%)? Igira ingaruka zite ku ifuro?
Amazi agirana na isocyanate kugira ngo akore CO₂; aguma munsi ya 0.15% kugira ngo hirindwe ihindagurika ry'ubucucike.

Ifuro ryanjye ripfundikiye ntirifata neza icyuma. Ese PF-1380 ishobora kumfasha?
Ubucucike bwayo bwinshi bwa hydroxyl butuma amazi arushaho kumera neza; koresha icyuma gitera imbaraga zo gufatana na silane kugira ngo ubone umusaruro mwiza.

Ese PF-1380 itera exotherm nyinshi mu bice binini?
Yego, bitewe n'uko ikoreshwa cyane; ikoreshwa mu byuma bito bya laminate cyangwa hamwe na catalysts nke za exotherm.

Ese PF-1380 ishobora gukoreshwa mu gushyiramo ibyuma bikingira firigo?
Yego, itanga umuvuduko mwiza cyane hamwe na k-factor nkeya.

Ni gute PF-1380 igereranywa na Voranol 280?
Gusimbuza mu buryo butaziguye; ibipimo bimwe.

Nkeneye ifuro rikomeye kandi rirwanya umuriro neza (Class B1). Kuki nkoresha PF-585?
PF-585 (novolac polyol) ifite umugongo uhumura neza ukorwa mu gihe cy'inkongi y'umuriro, bigagabanya gukwirakwira kw'umuriro.

Igice cyanjye cya PIR gihoraho gifite ubucucike bw'umwotsi bwinshi cyane. Ese PF-585 ishobora kugabanya umwotsi?
Yego, novolac polyols zigabanya cyane umusaruro w'umwotsi ugereranije na sucrose polyols.

Ni iyihe viscosity isanzwe (12000 mPa·s) ya PF-585. Uburyo bwo kuyitunganya bukoreshwa?
Shyushya kugeza kuri 60–70°C; koresha imitwe ishyushye yo kuvanga.

Ese PF-585 ijyanye na catalysts zisanzwe zo kugabanya ubushyuhe (K15, K2097)?
Yego, ariko hindura urugero rwa catalyst hejuru bitewe n'ubushyuhe bwa novolac.

Ifuro ryanjye rigira ubushobozi buke bwo kugabanya ubushyuhe nyuma yo gusaza (70°C). Ese PF-585 ishobora kurinoza?
Yego, impumuro nziza cyane itanga ubushobozi bwo kwirinda ubushyuhe bugera kuri 180°C.

Ni ikihe gipimo cya isocyanate gisabwa kuri PF-585 muri PIR foam?
300–400; igipimo cyo hejuru cyongera ubushobozi bwo gutwika.

Ese PF-585 itera ingese ku byuma bipima ibyuma?
Oya, iyo byakozwe neza; umubare wa aside isigaye ni muto.

Ifuro ryanjye ryo gutera imiti mu mazi risaba ko amazi agabanuka. Ese PF-585 irakwiriye?
Yego, imiterere yayo ihumura idakoresha amazi igabanya ubwiyongere bw'amazi.

Ese PF-585 ishobora kuvangwa na polyols za sucrose?
Yego, kugira ngo habeho kuringaniza ikiguzi n'imikorere; urugero, 50/50 na PF-1380.

Igihe cyo kubika PF-585 ni ikihe?
Amezi 6 iyo bigumishijwe byumye; novolac polyols irakira ubushuhe.

Nkeneye polyol ikoresha hydrophilic kuri polyurethane hydrogels. Kuki nahitamo PEG1000?
PEG1000 ifite ubushobozi bwo gushonga neza mu mazi kandi yemerera amazi kwinjiza kugeza kuri 500%; ni nziza cyane mu gupfuka ibikomere.

Uburyo bwanjye bwo kurwanya indwara ziterwa n'imyenda busaba umuti utuma umuntu ahumeka. Ese PEG1000 ishobora kumfasha?
Yego, PEG1000 ikurura ubushuhe, ikagabanya ukwiyongera kw'amazi; koresha 1–5% mu bwogero bwo kurangiza.

Ni irihe tandukaniro riri hagati ya PEG1000 na PEG2000 mu bikoresho bisohora irabu?
PEG1000 ni amazi, byoroshye kuyitera; PEG2000 ni ikomeye, ikoreshwa mu gushonga gushyushye.

Polyurethane dispersion yanjye (PUD) ikeneye igice kidakoresha ioni hydrophilic. Nigute wakoresha PEG1000?
Shyiramo PEG1000 nk'igice cyoroshye (10–20%) kugira ngo wongere ubushobozi bwo gukwirakwira mu mazi.

Ese PEG1000 ishobora gukoreshwa nk'amavuta yo kwisiga mu byuma bikoreshwa mu byuma?
Yego, itanga amavuta yo kwisiga no gukonjesha nta gusiga ibisigazwa.

Kole yanjye yo gushyiramo impapuro ikeneye ubushobozi bwo kwirinda ubushuhe. Ese PEG1000 irakwiriye?
Oya, irakunda amazi; koresha polyol ikunda amazi.

Ni iki gipimo gisanzwe cya K⁺ (≤5 ppm) muri PEG1000?
Potasiyumu nke ni ingenzi mu bikorwa by'ikoranabuhanga; MOFAN PEG irabigeraho.

Ese PEG1000 itera umuhondo muri elastomer za polyurethane?
Oya, irahamye mu bihe bisanzwe, ariko irinde ubushyuhe bwinshi (>150°C) mu gihe kirekire.

Uburyo bwanjye bwo kwisiga bukeneye umuti ushongesha. Ese PEG1000 ishobora gukoreshwa?
Yego, ni nto kandi ntikangiza, ikoreshwa mu mavuta n'amavuta yo kwisiga.

Ese PEG1000 ikwiriye gukoreshwa mu gukoresha ibiryo bitaziguye?
Yego, amanota yemewe na FDA arahari; reba amabwiriza yihariye.

Nkora kole ikomeye ya polyurethane yo gukora inkweto. Kuki nkoresha PEG2000?
PEG2000 ni ikintu gikomeye mu bushyuhe bw'icyumba, gitanga imbaraga z'icyatsi vuba kandi kikagira ubushyuhe buke bwo gushonga (60–80°C).

Igikoresho cyanjye gipima imyenda gikeneye ubushobozi bwo koroshya firime no gushonga kw'amazi. PEG2000 ikora ite?
Ikora amafirime yoroshye kandi ashongesha amazi; ikoreshwa mu bunini buri hagati ya 5–10%.

Ni iyihe nyungu ya PEG2000 ugereranyije na PEG1000 mu kurekura ibumba rya rubber?
PEG2000 ikomeye ishobora gushyirwa mu buryo bushyushye cyangwa igashonga mu mazi; itanga firime ikomeye kandi iramba.

Ifuro ryanjye rya polyurethane rikoreshwa mu gusya siponji risaba kongerwamo amazi menshi. Ese PEG2000 ishobora kuba igice cyaryo?
Yego, vanga na diisocyanate prepolymer kugira ngo ukore ifuro rishobora kwaguka.

Ese PEG2000 ikwiriye gukoreshwa mu mavuta yo mu rwego rwa farumasi?
Yego, ikoreshwa nk'ishingiro ry'amazi rishongesha mu mavuta yo kwisiga.

Imvange yanjye ya sima ikeneye icyuma gigabanya amazi. Ese PEG2000 irakora?
Ntabwo ari mu buryo butaziguye; PEG ikoreshwa nk'ikintu gigabanya ubukana bw'ingufu, ntabwo ari superplasticizer.

Ni iki kigeragezo cyo gushonga cya PEG2000?
Hafi 50–54°C; irakoroha mbere yo gushonga.

Ese PEG2000 ishobora gukoreshwa nk'ibikoresho byo guhindura icyiciro (PCM) mu kubika ubushyuhe?
Yego, enthalpy yayo ishongesha ni ~ 170 J/g; ni nziza mu kubika mu bushyuhe buke.

Igikoresho cyanjye cyo gufunga gikeneye ubushobozi bwo gutwika. Ese PEG2000 irakwiriye?
Yego, irashya neza kuri dogere selisiyusi 300–400, nta ivu risiga.

Ese PEG2000 ifata ubushuhe buva mu kirere?
Yego, ni hygroscopic; bika mu bikoresho bifunze.

Nkeneye PEG y'ibice bito kugira ngo byoroshye kuvanga mu ifu. Ese PEG3000 irakwiriye?
Yego, utunyangingo twa PEG3000 dushobora kuvangwa mu buryo bwumye; dukoreshwa nk'amavuta yo kwisiga no gufasha amazi gutemba.

Uburyo bwanjye bwo gutunganya rubber busaba ubufasha bwo kuyitunganya kugira ngo igabanye gufatana. Nigute wakoresha PEG3000?
Shyiramo 1–3 phr mu gihe cyo kuvanga; yimukira hejuru igakora nk'umuti urwanya ikwirakwira ry'ibinyabutabire.

Igipimo gisanzwe cya hydroxyl cya PEG3000 ni ikihe?
32–35 mgKOH/g; ingirakamaro ku irangi rya polyurethane ridafite crosslink.

Igipfukisho cyanjye cy'impapuro gikeneye kuryoha cyane. Ese PEG3000 ishobora kumfasha?
Yego, nk'igikoresho cyo kugereranya; koresha 0.5–2% ukurikije ibintu byose bikomeye.

Ese PEG3000 ikwiriye gukorwamo elastomer za polyurethane zifite uburemere buhanitse?
Yego, ariko gusa nk'igice cyoroshye; koresha hamwe na diisocyanate na chain extender.

Amazi yanjye yo gukora ibyuma akenera surfactant idafite ionic. Ese PEG3000 irakora?
Ifite imikorere mike ku buso; ni byiza gukoresha PEG esters (urugero, PEG3000 dioleate).

Ni iki gipimo cy'amazi (≤0.15%)? Ni gute wabigenzura?
MOFAN PEG ifite amazi ≤0.15%; ibikwa ahantu humutse.

Ese PEG3000 ishobora gukoreshwa mu gucapa ibintu bya 3D (nk'icyuma gikoresha pulasitiki)?
Yego, ariko irakunda amazi; ishobora gutera ibibazo byo gufata amazi.

Kole yanjye yo gukoresha substrates zifite imyenge ikeneye kwinjira cyane. Ese PEG3000 ni nini cyane?
Shyushya kugeza kuri 60°C kugira ngo ugabanye ubushyuhe kugira ngo winjire neza.

Ese PEG3000 irangirika?
Yego, irabora byoroshye.

Nkora imyenda irinda ubushyuhe igomba kuramba. Kuki nkoresha PEG6000?
Uburemere bwinshi bwa molekile butuma firime iramba neza kandi ikagabanuka; koresha 2–5%.

Umuti wanjye wo gusohora rubber usaba PEG ifite uburemere buhanitse kugira ngo ikore firime ikomeye. Ese PEG6000 irakwiriye?
Yego, itanga umusaruro mwiza cyane kuri latex na foam rubber; shyiramo nk'umuti mu mazi.

Ni iyihe nyungu ya PEG6000 ugereranyije na PEG3000 mu mikorere y'ibyuma bigabanya ingese?
PEG6000 ikora agapira gakomeye gakingira, kamara igihe kirekire mu bihe by'ubushuhe.

Inyongeramusaruro yanjye y'impapuro n'ibinure ikeneye kongera imbaraga z'amazi. Ese PEG6000 ishobora kumfasha?
Ntabwo ari ibintu bitaziguye; ikoreshwa nk'ikintu gikuraho irangi cyangwa amavuta yo gusiga.

Ese PEG6000 ikwiriye electrolyte za polymer zikomeye muri batiri?
Yego, ishobora gukururana n'umunyu wa lithiamu kugira ngo ikoreshwe mu buryo bwa ionic.

Uburyo bwo gusya ibintu byo gusya bugomba kugabanya gukururana. Nigute nakoresha PEG6000?
Ongeraho 0.5–2% nk'amavuta yo kwisiga mu gihe cyo gusya.

Ishusho ya PEG6000 imeze ite?
Uduce tw'umweru; dushonga kugeza ku gipimo cy'amazi gisobanutse kiri hejuru ya 60°C.

Ifu yanjye yo gusya polyurethane ikeneye kugabanuka guke. Ese PEG6000 ishobora kuyigabanya?
Yego, ubushobozi bwayo bwo gukora ibintu buri hasi kandi MW nyinshi zigabanya kugabanuka kwa polymerization.

Ese PEG6000 ituma ubuso bukura mu rubber?
Ku rugero rwo hejuru (>3 phr), ishobora kurabya; komeza munsi ya 2 phr.

Ese PEG6000 yemewe gukoreshwa mu bikoresho byo guhuza ibiryo?
Yego, hamwe n'uko ibiryo byujuje ibisabwa.

Nkeneye PEG ifite uburemere bwinshi cyane bwo gukoresha mu gufunga ibinini by'imiti. Ese PEG10000 irakwiriye?
Yego, itanga ubushobozi bukomeye bwo kurekura no kugenzura; ikoreshwa mu buryo bwo kurekura igihe kirekire.

Amavuta yanjye akoreshwa mu bikoresho by'ubuvuzi akenera ubukana bwinshi n'uburozi buke. PEG10000 ikora ite?
Itanga amavuta meza kandi irahuza n'ibinyabuzima; koresha ibisubizo 10–20%.

Ni iyihe nyungu ya PEG10000 ugereranyije na PEG6000 mu mavuta yo kwisiga?
Imbaraga nyinshi zo kubyibuha no kumva uruhu rworoshye.

Igikoresho cyanjye cyo gukurura ibintu mu buryo bwa ceramic gikeneye imbaraga nyinshi z'icyatsi kibisi. Ese PEG10000 ishobora kumfasha?
Yego, itanga ubuziranenge bwiza kandi ikara neza.

Ese PEG10000 ikwiriye nk'igikoresho cyo guhindura icyiciro gikomeye kandi gihamye?
Yego, aho gushonga ~ 64°C, ubushyuhe bwo kuvanga ~ 180 J/g.

Igipfukisho cyanjye cy'impapuro gikeneye icyuma gikingira. Nigute nakoresha PEG10000?
Shyira nk'ikintu gishyushye gishonga cyangwa gikwirakwira mu mazi; 0.5–2% ku buremere bw'igipfundikizo.

Ni ibihe biranga ifu ya PEG10000?
Ifu y'umweru; ikunda kwivanga; ibikwa munsi ya 30°C.

Ifuro ryanjye rya polyurethane ryo gukoreshwa mu buvuzi risaba ko ritangiza uburozi. Ese PEG10000 ishobora gukoreshwa?
Yego, iraboneka mu rwego rwa USP/EP; ikoreshwa muri hydrogels.

Ese PEG10000 itera uruhu kubabara?
Oya, ntabwo itera umujinya kandi ntitera ubwivumbure.

Imashini yanjye yo gusiga ibyuma ikeneye icyuma gitanga amazi meza. Ese PEG10000 irakwiriye?
Yego, ariko mbere yo gushonga mu mazi ashyushye.

Nkeneye PEG ifite uburemere bwinshi bwa molekile kugira ngo imiti itange mu buryo buhoraho. Ese PEG20000 ni yo mahitamo meza?
Yego, PEG20000 itanga igipimo cyo gushonga buhoro buhoro; ni nziza cyane ku miti ikoreshwa rimwe ku munsi.

Uburyo bwo gutunganya amazi yanjye busaba polymer nini cyane, itari iyoni. PEG20000 ikora ite?
Yongera ubukana bw'amazi nta mpungenge za iyoni; koresha 1–3% kugira ngo irusheho kubyimba.

Ni iyihe nyungu ya PEG20000 mu kurekura ibumba rya rubber?
Ikora firime ikomeye kandi idafatana ishobora kwihanganira imikorere myinshi.

Electrolyte yanjye ikomeye ya polymer ikoreshwa muri batiri ya lithium ikeneye imbaraga nyinshi za mekanike. Ese PEG20000 ishobora gukoreshwa?
Yego, ariko ni kristalo ku bushyuhe bw'icyumba; uvanga na PEG nkeya cyangwa plasticizers.

Ese PEG20000 ikwiriye nk'amavuta yo kwisiga mu gukora icyuma cyihuta?
Yego, ikoreshwa nk'ikintu gishyushye gishonga cyangwa gikwirakwiza amazi; itanga imbaraga nziza cyane zo gufunga.

Gusoza imyenda yanjye bisaba ingaruka zihoraho zo kurwanya static. Ese PEG20000 ishobora kubikora?
Ubwinshi bwa MW yayo bugabanya ukwimuka, bigatuma ingaruka ziramba.

Ni iki kigeragezo cyo gushonga cya PEG20000?
Hafi 66–68°C; hejuru ugereranyije na MW PEG ziri hasi.

Gucana ibyuma byanjye bya ceramic bisaba icyuma gifata umuriro kigenda buhoro cyane. Ese PEG20000 irakwiriye?
Yego, ibora buhoro buhoro ryemerera gutwika mu buryo bugenzurwa nta gucikagurika.

Ese PEG20000 ifata ubushuhe nk'uko PEG nke zifata MW?
Ifite hygroscopic nke bitewe n'uburemere buke bw'amatsinda y'inyongera; iracyasaba kubika mu buryo bwumye.

Kole yanjye yo kwa muganga ikeneye igice gishongesha amazi. Ese PEG20000 ishobora gukoreshwa?
Yego, ishobora gushyirwa mu mafirime kugira ngo ikoreshwe mu gufata uruhu by'agateganyo.