| Maganin shafawa don Epoxy da Polyurethane | ||||||
| Lamba | MOFAN GRADE | Sunan Sinadarai | Tsarin Tsarin | Nauyin kwayoyin halitta | Lambar CAS | Aikace-aikace |
| 1 | MOFAN DBU | 1,8-Diazabicyclo[5.4.0]undec-7-ene |  | 152.24 | 6674-22-2 | Wani wakili mai warkarwa don resin epoxy da polyurethane. |
| 2 | MOFAN SA-1 | Gishirin DBU/phenoxide |  | 246.35 | 57671-19-9 | Babban mai kara kuzari mai zafi yana aiki a ca.40 ~ 50℃ |
| 3 | MOFAN SA-102 | Gishirin DBU/2-ethylhexanoate |  | 296.4 | 33918-18-2 | Babban mai kara kuzari mai zafi yana aiki a ca.50~60℃- |
| 5 | MOFAN DB60 | Gishirin DBU / Phthalic Acid |
| 318.37 | 97884-98-5 | Babban mai kara kuzari mai zafi yana aiki a 90℃ ko sama da haka. |
MOFAN DBU
Ina buƙatar mai ƙarfi mai ƙarfafa tushen kuzari don tsarin warkar da epoxy-anhydride. Ta yaya DBU ke aiki?
DBU wani babban mai ƙarfafa tushen kuzari ne wanda ke hanzarta halayen epoxy-anhydride sosai a zafin 80-120°C, yana rage lokacin warkarwa da kashi 50% ko fiye.
Manna na epoxy ba shi da ƙarfin zafi mai yawa. Shin DBU zai iya inganta shi?
Haka ne, DBU yana haɓaka haɗin gwiwa gaba ɗaya, yana ɗaga zafin canjin gilashin (Tg) da 10–20°C idan aka kwatanta da magungunan thiered amines kamar DMP-30.
Shin DBU ya dace da tsarin epoxy mai ɓoyewa ɗaya?
Ba a matsayin tushen tsabta ba; yana amsawa da epoxy a zafin ɗaki. Yi amfani da abubuwan da aka toshe na DBU kamar MOFAN SA-1 ko SA-102 don tsarin sassa ɗaya.
Elastomer ɗina na polyurethane yana buƙatar mai ƙarfafa trimerization don inganta juriya ga zafi. Za a iya amfani da DBU?
Eh, DBU yana da tasiri wajen yin trimerization na isocyanate; yi amfani da 0.1–0.5 phr don ƙara kwanciyar hankali na zafi.
Menene shawarar da aka bayar na DBU a cikin tsarin epoxy-amine mai sassa biyu a zafin ɗaki?
0.5–2 phr (bisa ga resin epoxy); yana rage tsawon rayuwar tukunya sosai, don haka a yi amfani da shi a hankali ga ƙananan sassa.
Rufin epoxy dina ya kasa warkewa gaba ɗaya a yanayin zafi mai ƙarancin zafi (5°C). Shin DBU zai iya taimakawa?
Eh, DBU tana kula da aikin catalytic koda a yanayin zafi mai ƙanƙanta; ƙara zuwa 2-3 phr don maganin hunturu.
Shin DBU yana haifar da rawaya a cikin simintin epoxy mai tsabta?
Eh, yana iya haifar da canza launin fata; don haske mai haske, yi amfani da abin da ba shi da tushe ko kuma sigar da aka toshe.
Tsarin haɗakar carbon fiber dina yana buƙatar magani cikin sauri a 120°C. Shin DBU ya dace?
Eh, amma saboda ruwa ne kuma yana amsawa a zafin ɗaki, ajiye prepreg a daskare. Yi la'akari da SA-102 don samun ingantaccen latency.
Za a iya amfani da DBU a matsayin mai shan CO₂ ko kuma a cikin kumfa polyurethane a matsayin mai kara kuzari?
Eh, ana amfani da DBU wajen kama CO₂ da kuma a matsayin abin da ke ƙara yawan sinadarin sinadarin PIR (0.2–0.6 phr).
Menene tsawon lokacin da MOFAN DBU zai iya ɗauka a cikin akwati da aka buɗe?
Watanni 12 idan aka adana shi a bushe kuma a ƙarƙashin nitrogen; yana shan CO₂ daga iska yana samar da carbonate, yana rage aiki.
MOFAN SA-1
Ina son man shafawa mai amfani da epoxy mai sassa ɗaya wanda ke da kwanciyar hankali a ajiya mai tsawo a zafin ɗaki amma yana warkewa da sauri a zafin 40–50°C. Shin SA-1 ya dace?
Eh, MOFAN SA-1 gishirin DBU ne da aka toshe wanda ke ci gaba da aiki a ƙasa da 40°C kuma yana aiki da sauri a zafin jiki na 40–50°C, yana ba da tsawon rai na tsawon watanni 6+ na zafin ɗaki.
Manna na fim ɗin tsarin epoxy yana buƙatar a warke a zafin 50°C na tsawon mintuna 30. Wane adadin SA-1 ne aka saba amfani da shi?
1-3 phr bisa ga epoxy resin; yana ba da cikakken warkarwa cikin mintuna 30 a zafin 50°C ba tare da buƙatar tanda mai zafi ba.
Za a iya amfani da SA-1 a tsarin maganin danshi na polyurethane mai sassa ɗaya?
Ba a ba da shawarar ba; an tsara shi ne don epoxy. Don PU, yi amfani da amine da aka toshe kamar MOFAN SA-102.
Ana buƙatar adana prepreg ɗin carbon fiber dina a zafin ɗaki na tsawon watanni. Shin SA-1 yana ba da kyakkyawan latency?
Eh, SA-1 yana ba da kyakkyawan latency a cikin tsarin epoxy-anhydride ko epoxy-dicyandiamide; kiyaye tsarin a bushe.
Menene zafin kunnawa na SA-1?
Kimanin 40–50°C. A ƙasa da 40°C, mai haɓaka yana da ƙarfi sosai.
Sinadarin tukunya na lantarki yana buƙatar maganin zafi mai ƙarancin zafi (50°C) don guje wa lalata abubuwan haɗin. Shin SA-1 shine zaɓi mafi dacewa?
Eh, SA-1 yana warkewa a zafin jiki na 50°C ba tare da ƙarar zafi ba; yi amfani da 1.5–2.5 hr don cikakken warkarwa cikin awanni 1-2.
Shin SA-1 yana haifar da tsatsa a kan tagulla ko wasu ƙarfe?
A'a, gishirin phenoxide gabaɗaya ba sa lalatawa; duk da haka, gwada takamaiman hulɗar ƙarfe da kake yi.
Manna na epoxy yana rasa ƙarfi bayan tsufar zafi. Shin SA-1 zai iya inganta juriyar tsufa?
DBU ɗin da aka toshe yana ba da magani mai kyau, yana rage damuwa ta ciki da kuma inganta tsufar zafi.
Za a iya amfani da SA-1 tare da masu taurare anhydride don haɗakar epoxy mai yawan zafin jiki?
Eh, SA-1 yana aiki da kyau tare da anhydrides (misali, MHHPA, THPA) don warkarwa a zafin 80–100°C, yana ba da babban Tg.
Menene tsarin da aka saba amfani da shi don manna epoxy mai sassa ɗaya tare da SA-1?
Resin Epoxy (100 phr), mai taurare anhydride (80–100 phr), SA-1 (1–3 phr), da kuma abubuwan cikawa kamar yadda ake buƙata. A adana a ƙasa da 30°C.
MOFAN SA-102
Ina buƙatar manne mai amfani da epoxy mai sassa ɗaya wanda zai warke a zafin 50–60°C don haɗa tsarin mota. Me yasa za a zaɓi SA-102?
SA-102 yana da ɗan zafin kunnawa (50–60°C) fiye da SA-1, wanda ke ba da kwanciyar hankali mafi kyau a yanayin zafi na ɗaki yayin da yake warkewa a matsakaicin zafi.
Ruwan polyurethane mai maganin danshi ɗaya yana buƙatar wani abu mai ɓoye wanda ke aiki a zafin 60°C. Shin SA-102 ya dace?
Eh, ana iya amfani da SA-102 a cikin tsarin polyurethane a matsayin abin da ke toshe hanyoyin haƙowa, musamman don amfani da maganin da aka tilasta a zafin 60–80°C.
Menene fa'idar SA-102 akan SA-1?
SA-102 yana samar da kwanciyar hankali mai tsawo a yanayin zafi na ɗaki (sama da watanni 12) da kuma taga mai kyau ta kunnawa.
Na'urar da nake amfani da ita wajen yin amfani da man shafawa mai ƙarfi ta epoxy don amfani da ruwan injin turbine na iska tana buƙatar ta warke a zafin digiri 60 na Celsius na tsawon awanni 2. Wane matakin SA-102 ya kamata in yi amfani da shi?
1-2 phr (a kan epoxy) tare da mai taurare mai dacewa (dicyandiamide ko anhydride).
Shin SA-102 yana aiki da tsarin simintin polyurethane don jinkirta amsawar har sai an yi zafi?
Eh, ana iya amfani da shi don yin polyurethane mai sassa ɗaya da za a iya magance zafi; yawanci ana amfani da shi daga 0.5 zuwa 1.5 phr.
Kayan da nake amfani da shi wajen rufe kapsul na lantarki yana buƙatar tsarin da ba shi da ɗanɗano, mai sassa ɗaya. Shin SA-102 ya dace?
Eh, SA-102 yana narkewa a cikin mafi yawan resin epoxy kuma baya ƙara danko sosai.
Menene tsawon rayuwar da ke cikin tsarin epoxy mai sassa ɗaya wanda ke ɗauke da SA-102 a zafin jiki na 25°C?
Yawanci watanni 6-12 a cikin akwati mai rufewa da busasshe; a guji danshi da yanayin zafi mai yawa.
Za a iya amfani da SA-102 don warkar da resin epoxy-phenolic don rufin zafi mai yawa?
Eh, yana hanzarta haɗakar da ke tsakanin resin epoxy da phenolic a zafin 80-100°C.
Manne na ya kasa warkewa a sassa masu kauri saboda matsewar zafi. Ta yaya SA-102 ke taimakawa?
Kunnawarsa ta hanyar zafi yana tabbatar da warkewa koda a cikin babban taro da zarar an kai zafin kunnawa.
Shin SA-102 yana da guba ko haɗari?
Yana da ƙarancin canjin yanayi amma yana sa fata ta yi zafi; yana riƙe da safar hannu. Ba ya ɗauke da ƙarfe masu nauyi.
MOFAN DB60
Ina samar da manne mai tsari na epoxy guda ɗaya wanda ke buƙatar ya daɗe na tsawon watanni a zafin 40°C kuma ya warke kawai sama da 90°C. Shin DB60 shine zaɓi mafi dacewa?
Haka ne, MOFAN DB60 yana da zafin kunnawa na 90°C ko sama da haka, yana ba da kyakkyawan jinkiri ko da a cikin yanayi mai zafi.
Rufin foda na don sassan ƙarfe yana buƙatar maganin warkarwa wanda ke kunnawa a 120°C. Shin za a iya amfani da DB60 a cikin foda na epoxy hybrid?
Haka ne, DB60 yana aiki sosai a cikin rufin foda na epoxy; matsakaicin matakin 1-3% na jimlar resin, yana warkewa a zafin 120-150°C.
Menene fa'idar DB60 akan SA-102 a aikace-aikacen prepreg?
DB60 yana ba da damar adanawa a yanayin zafi na yanayi (har ma har zuwa 40°C) ba tare da ci gaba ba, wanda ya dace da manyan masana'antu na prepreg.
Ana buƙatar a warke sinadarin carbon fiber dina a zafin 130°C na tsawon mintuna 30. Nawa ne zan yi amfani da DB60?
2-4 phr bisa ga epoxy; yana warkar da sauri tare da ƙarancin sakin da ba shi da ƙarfi.
Za a iya amfani da DB60 a cikin tsarin maganin polyurethane mai zafi sosai?
Eh, a matsayin toshewar mai kara kuzari don haɗakar polyurethane mai kunna zafi, misali, a cikin manne mai narkewa mai zafi.
Shin DB60 yana haifar da wani canji a cikin simintin epoxy mai launin haske bayan an warke da zafi mai yawa?
Mafi ƙaranci; yana samar da launin amber mai launin fari, ƙasa da sauran abubuwan da ke haifar da kumburi.
Manna na epoxy mai sassa ɗaya ba shi da mannewa sosai ga aluminum bayan an gama shafawa. Shin DB60 zai iya inganta mannewa?
Ba kai tsaye ba; amma saboda yana ba da damar warkewa mai tsabta da zafin jiki mai yawa ba tare da amsawar gaggawa ba, ana iya ƙara mannewa.
Menene haɗin hardener na yau da kullun tare da DB60 don epoxy mai sassa ɗaya?
Ana amfani da Dicyandiamide (dicy) ko anhydrides (MHHPA, nadic methyl anhydride) akai-akai.
Sashen da aka haɗa ni yana da ramuka saboda gelling da wuri. Shin DB60 zai kawar da ramuka?
Haka ne, yawan zafinsa na kunnawa yana ba da damar cikakken kwararar resin da kuma fitar da iska kafin a fara warkarwa.
Menene tsawon rayuwar DB60 a cikin babban rukuni?
Fiye da watanni 12 idan aka adana shi ƙasa da 30°C a cikin akwati busasshe da aka rufe.