4,4′-Azobis(4-cyano-1-pentanol) CAS 4693-47-4
4,4'-Azobis (4-cyanovaleric acid) wani abu ne mai ƙarfi daga fari zuwa fari a yanayin zafi da matsin lamba na ɗaki. Yana da sinadarin acid mai yawa da kuma rashin daidaiton sinadarai. Ba ya narkewa sosai a cikin ruwa amma yana narkewa a cikin sinadarai masu narkewa na giya. 4,4'-azobis (4-cyanovaleric acid) wani abu ne mai fara polymer wanda ke da sauƙin narkewa ga haske mai ƙarfi kuma ana iya amfani da shi wajen samar da polyvinyl chloride, polyacrylonitrile, Samarwa da shirya polymers kamar barasa na vinyl da zare na gani na roba.
| KAYA | MAS'ALA |
| Bayyanar | Rawaya mai haske zuwa launin ruwan kasa mai kauri |
| Wurin narkewa | 75-85℃ |
| Asara idan aka busar da ita | Matsakaicin 25% |
| Tsarkaka | Minti 95% |
| Darajar PH | 7—9 |
1. Amfani a cikin halayen polymerization
4,4'-azobis(4-cyanopentanol) wani sinadari ne na azo wanda za a iya amfani da shi azaman mai farawa don halayen polymerization. A cikin tsarin polymerization na free radical, yana iya rugujewa don samar da free radicals don fara polymerization na monomer. Misali, a cikin polymerization na monomers na vinyl kamar acrylates da styrenes, yana iya sarrafa farawa da saurin amsawar polymerization yadda ya kamata. Free radicals da aka samar ta hanyar rushewar sa na iya fara buɗe haɗin gwiwa biyu a cikin ƙwayoyin monomer, sannan a haɗa su da juna don samar da sarƙoƙin polymer.
Wannan mai ƙaddamar yana da wasu fa'idodi, kamar samar da ingantaccen ƙimar samar da 'yanci a ƙarƙashin yanayin zafin da ya dace, don haka amsawar polymerization ta ci gaba cikin sauƙi, wanda ke da amfani ga haɗakar polymers tare da rarraba nauyin ƙwayoyin halitta mai kunkuntar.
2. Matsayi a cikin shirya kayan kumfa
Ana iya amfani da shi don shirya kayan kumfa. A cikin shirye-shiryen kayan kumfa kamar polyurethane, 4,4'-azobis (4-cyanopentanol) na iya shiga cikin amsawar samar da iskar gas, kuma free radicals da sauran ƙungiyoyi masu aiki da aka samar ta hanyar ruɓewa suma suna ba da gudummawa ga haɗin gwiwa da warkar da matrices na polymer kamar polyurethane. Wannan tasirin biyu yana ba da damar kayan kumfa su samar da tsarin ramuka iri ɗaya, kuma ana iya sarrafa girman da rarraba ramuka ta hanyar daidaita yanayi kamar yawan su, ta haka inganta halayen zahiri na kayan kumfa, kamar rage yawan kayan, inganta sassaucin kayan da kuma kayan kwantar da hankali, da sauransu.
25kg/jaka
4,4'-Azobis(4-cyano-1-pentanol) CAS 4693-47-4
4,4'-Azobis(4-cyano-1-pentanol) CAS 4693-47-4
