Umuti uvura Epoxy na polyurethane
Nimero	MOFAN GRADE	Izina ry'Ubutabire	Formula y'imiterere	Uburemere bwa molekile	Nimero ya CAS	Porogaramu
1	MOFAN DBU	1,8-Diazabicyclo[5.4.0]undec-7-ene		152.24	6674-22-2	Umuti uvura ibyuma bya epoxy resins na polyurethane.
2	MOFAN SA-1	Umunyu wa DBU/phenoxide		246.35	57671-19-9	Katalori ikomeye ishobora kwangirika cyane. Ikora kuri ca.40~50℃
3	MOFAN SA-102	Umunyu wa DBU/2-ethylhexanoate		296.4	33918-18-2	Katalori ikomeye ishobora kwangirika cyane. Ikora kuri ca.50~60℃ -
5	MOFAN DB60	DBU / Umunyu wa aside ya Phthalike		318.37	97884-98-5	Katalori ikomeye ishobora kwangirika cyane. Ikora ku bushyuhe bwa 90°C cyangwa irenga.

MOFAN DBU

Nkeneye catalyst ikomeye y'uburyo bwo gukangura epoxy-anhydride. DBU ikora ite?
DBU ni catalyst ikomeye cyane yihutisha cyane epoxy-anhydride reactions kuri 80–120°C, ikagabanya igihe cyo kuyivura ho 50% cyangwa irenga.

Kole yanjye ya epoxy ifite imbaraga nke mu bushyuhe bwinshi. Ese DBU ishobora kuyinoza?
Yego, DBU itera imbere mu guhuza neza, yongera ubushyuhe bw'impinduka y'ikirahure (Tg) ku gipimo cya 10–20°C ugereranije na amine za tertiary nka DMP-30.

Ese DBU ikwiriye formulasiyo za epoxy zihishe z’igice kimwe?
Ntabwo ari ishingiro ryuzuye; ikorana na epoxy ku bushyuhe bw'icyumba. Koresha ibintu bya DBU byafunzwe nka MOFAN SA-1 cyangwa SA-102 kuri sisitemu imwe y'ibice.

Elastomer yanjye ya polyurethane ikeneye catalyst ikomeye yo kugabanya ubushyuhe kugira ngo yongere ubushobozi bwo guhangana n'ubushyuhe. Ese DBU ishobora gukoreshwa?
Yego, DBU ikora neza mu gupima isocyanate; koresha 0.1–0.5 phr kugira ngo wongere ubushyuhe.

Ni iki gipimo cya DBU gisabwa muri sisitemu ya epoxy-amine ifite ibice bibiri ku bushyuhe bw'icyumba?
0.5–2 phr (ishingiye kuri epoxy resin); bigabanya cyane ubuzima bw'inkono, bityo koresha witonze ku bice bito.

Igishishwa cyanjye cya epoxy ntikira burundu ku bushyuhe buri hasi (5°C). Ese DBU ishobora kumfasha?
Yego, DBU ikomeza gukora catalytic nubwo haba hari ubushyuhe buke; yiyongereho 2-3 phr ku miti y'itumba.

Ese DBU itera umuhondo mu gushushanya epoxy isobanutse neza?
Yego, bishobora gutera ibara rihindagurika; kugira ngo ubone neza, koresha catalyst isanzwe cyangwa verisiyo yazibye.

Uburyo bwanjye bwo gukora fibre ya karuboni bukeneye kuvurwa vuba kuri dogere selisiyusi 120. Ese DBU irakwiriye?
Yego, ariko kubera ko ari amazi kandi ikaba ifite ingaruka ku bushyuhe bw'icyumba, bika prepreg ikonje. Tekereza kuri SA-102 kugira ngo ubone igihe cyo gutinda kurushaho.

Ese DBU ishobora gukoreshwa nk'ikintu gifata CO₂ cyangwa muri polyurethane foam nk'igikatakata cya trimer?
Yego, DBU ikoreshwa mu gufata CO₂ no nk'imashini igabanya ubushyuhe bwa PIR (0.2–0.6 phr).

Igihe cyo kubika MOFAN DBU mu gikoresho gifunguye ni ikihe?
Amezi 12 iyo bibitswe byumye kandi munsi ya azote; bikura CO₂ mu mwuka urimo gukora karubone, bigagabanya imikorere.

MOFAN SA-1
Ndashaka kole ya epoxy ifite igice kimwe kandi igumana ubushyuhe bwinshi mu cyumba ariko igakira vuba kuri dogere selisiyusi 40–50. Ese SA-1 irakwiriye?
Yego, MOFAN SA-1 ni umunyu wa DBU wafunzwe ukomeza gukora munsi ya 40°C kandi ugatangira gukora vuba kuri 40–50°C, bigatuma ubushyuhe bw'icyumba bumara amezi arenga 6.

Kole yanjye ya epoxy structural film ikenera gukurwaho ubushyuhe kuri 50°C mu gihe cy'iminota 30. Ni iyihe dose ya SA-1 isanzwe?
1–3 phr ishingiye kuri epoxy resin; itanga ubushyuhe bwuzuye mu minota 30 kuri 50°C idakeneye amatanura ashyushye cyane.

Ese SA-1 ishobora gukoreshwa muri sisitemu imwe ivura ubushuhe ya polyurethane?
Ntibyemewe; byagenewe epoxy. Kuri PU, koresha amine yazibye nka MOFAN SA-102.

Prepreg yanjye ya fibre ya karuboni igomba kubikwa ku bushyuhe bw'icyumba mu gihe cy'amezi. Ese SA-1 itanga igihe cyiza cyo gutinda?
Yego, SA-1 itanga uburibwe bwiza muri sisitemu ya epoxy-anhydride cyangwa epoxy-dicyandiamide; komeza umunyu.

Ubushyuhe bwo gukora bwa SA-1 ni ubuhe?
Hafi 40–50°C. Munsi ya 40°C, catalyst iba idakora neza.

Uburyo bwo gusya ibintu mu buryo bw'ikoranabuhanga busaba ko bivurwa mu bushyuhe buri hasi (50°C) kugira ngo birinde kwangiza ibice bigize ibyo bintu. Ese SA-1 ni yo mahitamo meza?
Yego, SA-1 ikira kuri dogere selisiyusi 50 nta mikorobe yo mu bwoko bwa exotherm; koresha 1.5–2.5 phr kugira ngo ukire neza mu masaha 1–2.

Ese SA-1 itera ingese ku muringa cyangwa ibindi byuma?
Oya, umunyu wa phenoxyde muri rusange ntushobora kwangiza; icyakora, gerageza niba icyuma cyawe cyahuye nacyo.

Kole yanjye ya epoxy itakaza imbaraga nyuma yo gusaza kw'ubushyuhe. Ese SA-1 ishobora kongera ubushobozi bwo kudasaza?
DBU yafunzwe itanga umuti ugenzurwa neza, igabanya stress imbere mu mubiri kandi ikongera gusaza k'ubushyuhe.

Ese SA-1 ishobora gukoreshwa hamwe n'ibikoresho byo gukomeretsa bya anhydride mu gukora imvange ya epoxy ikora ubushyuhe bwinshi?
Yego, SA-1 ikorana neza na anhydride (urugero, MHHPA, THPA) mu kuvura kuri 80–100°C, itanga Tg nyinshi.

Ni iyihe misemburo isanzwe ikoreshwa mu gusya epoxy ifite igice kimwe hamwe na SA-1?
Epoxy resin (100 phr), anhydride hardener (80–100 phr), SA-1 (1–3 phr), n'ibindi byuzuza uko bikenewe. Bika munsi ya 30°C.

MOFAN SA-102
Nkeneye kole ya epoxy ifite igice kimwe ikira neza kuri 50–60°C kugira ngo imodoka ifatanye. Kuki wahitamo SA-102?
SA-102 ifite ubushyuhe buri hejuru gato (50–60°C) kurusha SA-1, bigatuma ubushyuhe bw'icyumba burushaho kuba bwiza mu gihe ikomeza kumera neza ku bushyuhe buringaniye.

Isefa yanjye ya polyurethane igabanya ubushyuhe ikenera katalisiti ihishe ikora kuri dogere selisiyusi 60. Ese SA-102 irakwiriye?
Yego, SA-102 ishobora gukoreshwa muri sisitemu ya polyurethane nk'umusemburo ufunganye, cyane cyane mu gukoresha ingufu ku bushyuhe buri kuri dogere selisiyusi 60–80.

Ni iyihe nyungu ya SA-102 ugereranyije na SA-1?
SA-102 itanga uburyo bwo kubika ibintu mu gihe kirekire mu bushyuhe bw'icyumba (amezi arenga 12) kandi ikabikora neza.

Gutegura epoxy yanjye ku byuma bya turbine y'umuyaga bisaba gushyuha kuri 60°C mu gihe cy'amasaha 2. Ni uruhe rugero rwa SA-102 nkwiye gukoresha?
1–2 phr (kuri epoxy) ivanze n'icyuma gifata neza (dicyandiamide cyangwa anhydride).

Ese SA-102 ikorana na sisitemu zo gutwika polyurethane kugira ngo itinde ingaruka kugeza igihe ishyushye?
Yego, ishobora gukoreshwa mu gukora polyurethane ivura ubushyuhe ikoresheje igice kimwe; igipimo gisanzwe ni 0.5–1.5 phr.

Ibikoresho byanjye byo gufunga ibikoresho bya elegitoroniki bikeneye sisitemu ifite ubukana buke kandi ifite igice kimwe. Ese SA-102 irahuye?
Yego, SA-102 irashongeshwa mu ma resins menshi ya epoxy kandi ntiyongerera ubukana cyane.

Ni iki gishobora kumara igihe cyo kubika epoxy imwe irimo SA-102 kuri 25°C?
Ubusanzwe amezi 6-12 mu gikoresho gifunze kandi cyumye; wirinde ubushuhe n'ubushyuhe bwinshi bwo mu kirere.

Ese SA-102 ishobora gukoreshwa mu kuvura resins za epoxy-phenolic ku bitwikirizo bishyuha cyane?
Yego, yihutisha ihuriro hagati ya epoxy na phenolic resins kuri 80–100°C.

Kole yanjye inanirwa gucika mu bice binini bitewe n'igikoni gishyushya. SA-102 ifasha ite?
Gukoresha kwayo hakoreshejwe ubushyuhe bituma ikira nubwo yaba nini iyo ubushyuhe bugeze ku bushyuhe.

Ese SA-102 irahumanya cyangwa iteje akaga?
Ifite ubwivumbure buke ariko itera uruhu kurakara; ifataho uturindantoki. Ntirimo ibyuma biremereye.

MOFAN DB60
Nkora kole y’imiterere ya epoxy ifite igice kimwe igomba kuba ihamye mu gihe cy’amezi menshi kuri 40°C kandi ikongera ubushyuhe buri hejuru ya 90°C gusa. Ese DB60 ni yo mahitamo meza?
Yego, MOFAN DB60 ifite ubushyuhe bwo gukora bwa dogere selisiyusi 90 cyangwa irenga, ikaba itanga ubushyuhe bwiza ndetse no mu bihe bishyushye.

Ifu yanjye yo gusiga ibice by'icyuma ikenera umuti uvura ugakora kuri 120°C. Ese DB60 ishobora gukoreshwa mu ifu ya epoxy hybrid?
Yego, DB60 ikora neza mu irangi rya epoxy powder; ubusanzwe urwego rwa 1–3% by'iresin yose, irakira kuri 120–150°C.

Ni iyihe nyungu ya DB60 ugereranyije na SA-102 mu gukoresha porogaramu za prepreg?
DB60 yemerera kubika ku bushyuhe bw'ikirere (ndetse no kugeza kuri 40°C) hatabayeho gutera imbere, ikaba ari nziza cyane mu gukora ibikoresho binini byateguwe mbere.

Ifumbire yanjye ya fibre ya karuboni igomba kuvurwa kuri dogere selisiyusi 130 mu gihe cy'iminota 30. Nkwiye gukoresha DB60 ingahe?
2–4 phr ishingiye kuri epoxy; itanga ubukonje bwihuse kandi irekura gake cyane.

Ese DB60 ishobora gukoreshwa muri sisitemu zo gukaraba ibyuma zikoresha ubushyuhe bwinshi bwa polyurethane?
Yego, nk'umusemburo ufunganye wo guhuza polyurethane hakoreshejwe ubushyuhe, urugero, mu byuma bishyushye bivanze n'ingufu.

Ese DB60 itera ibara ry'ibara ryoroheje mu gukaraba kwa epoxy nyuma yo kuvura ubushyuhe bwinshi?
Ni ntoya; itanga ibara ry'umuhondo wijimye, rito ugereranyije n'ibindi bintu byinshi bigabanya ubushyuhe.

Positi yanjye ya epoxy ifite igice kimwe ntifata neza aluminiyumu nyuma yo kuyitunganya. Ese DB60 ishobora kunoza gufata neza?
Ntabwo ari mu buryo butaziguye; ariko kubera ko bituma habaho ubuvuzi bwiza kandi bushyuha cyane butagira ingaruka ku gihe, gufatana kw'ibice bishobora kongerwa.

Ni iyihe mvange isanzwe ya hardener na DB60 kuri epoxy ifite igice kimwe?
Dicyandiamide (dicy) cyangwa anhydride (MHHPA, nadic methyl anhydride) ni byo bikunze gukoreshwa.

Igice cyanjye cy’ibice bifite imyanda bitewe no gusya imburagihe. Ese DB60 izakuraho imyanda?
Yego, ubushyuhe bwayo bwo hejuru butuma resin itembera neza kandi igasohora umwuka mbere yuko itangira kuvurwa.

Igihe cyo kubika DB60 muri masterbatch ni ikihe?
Birenga amezi 12 iyo bibitswe munsi ya dogere selisiyusi 30 mu gikoresho cyumye kandi gifunze.