Nawa kuka sani game da silane coupling agents?

Labarai

Silane haɗakarwa jamiái wani nau'i ne na kwayoyin silicon mahadi dauke da daban-daban sinadaran Properties a cikin kwayoyin, amfani da su inganta ainihin bonding ƙarfi tsakanin polymers da inorganic kayan.Wannan na iya nufin haɓakar mannewa na gaskiya, da haɓakawa a cikin wettability, kaddarorin rheological, da sauran kaddarorin aiki.Ma'aikatan haɗakarwa na iya samun tasiri na gyaggyarawa akan yankin mu'amala don haɓaka iyakar iyaka tsakanin sassan kwayoyin halitta da na ƙwayoyin cuta.
Don haka,silane hada guda biyu jamiáiAna amfani da su sosai a cikin masana'antu kamar su adhesives, sutura da tawada, roba, simintin gyare-gyare, fiberglass, igiyoyi, yadi, robobi, filler, da jiyya na saman.

silane coupling agent..
Za'a iya wakilta samfurinsa na yau da kullun ta hanyar XSiR3, inda X ba ƙungiyar hydrolytic bane, gami da ƙungiyoyin alkenyl (yafi Vi) da ƙungiyoyin hydrocarbon tare da ƙungiyoyi masu aiki kamar CI da NH2 a ƙarshe, watau ƙungiyoyin aikin carbon;R ƙungiya ce ta hydrolyzable, gami da OMe, OEt, da sauransu.
Ƙungiyoyin ayyuka da aka ɗauka a cikin X suna da wuyar amsawa tare da ƙungiyoyi masu aiki a cikin kwayoyin halitta, irin su OH, NH2, COOH, da dai sauransu, ta haka ne ke haɗa silane da polymers;Lokacin da ƙungiyar mai aiki ta zama ruwa, ana canza Si-R zuwa Si-OH kuma ana samar da samfurori irin su MeOH, EtOH, da dai sauransu.Si OH na iya jurewa yanayin daɗaɗɗa da rashin ruwa tare da Si OH a cikin wasu ƙwayoyin cuta ko Si OH akan saman abin da aka kula da shi don samar da haɗin Si O-Si, har ma da amsawa tare da wasu oxides don samar da haɗin Si O, kyalewa.silanedon haɗawa da kayan inorganic ko ƙarfe.

silane hada guda biyu wakili
Na kowasilane hada guda biyu jamiáisun hada da:
Silane mai sulfur: bis - [3- (triethoxysilicon) propyl] - tetrasulfide, bis - [3- (triethoxysilicon) propyl] - disulfide
Aminosilane: y-aminopropyltriethoxysilane, NB - (aminoethyl) - v-aminopropyltrimethoxysilane
Vinylsilane: Vinyltriethoxysilane, Vinyltriethoxysilane
Epoxysilane: 3-glycidyl ether oxypropyltrimethoxysilane
Methacryloxysilane: y methacryloxypropyltrimethoxysilane, da methacryloxypropyltrimethoxysilane


Lokacin aikawa: Agusta-23-2023