Pehea ka nui o kāu ʻike e pili ana i nā mea hoʻohui silane?

Nūhou

ʻO nā mea hoʻopili ʻo Silane he ʻano ia o nā pūhui silikoni organik i loaʻa i ʻelua mau mea kemika ʻokoʻa i loko o ka mole, i hoʻohana ʻia e hoʻomaikaʻi i ka ikaika paʻa maoli ma waena o nā polymers a me nā mea anorganic.E pili ana paha kēia i ka hoʻonui ʻana i ka pili pono, a me ka hoʻomaikaʻi ʻana i ka pulu, nā waiwai rheological, a me nā mea hana ʻē aʻe.Hiki i nā mea hoʻohui hui ke loaʻa ka hopena hoʻololi i ka ʻāpana o ke kikowaena e hoʻomaikaʻi i ka papa palena ma waena o nā ʻano organik a me nā mea ʻole.
No laila,nā mea hoʻohui silanehoʻohana nui ʻia i nā ʻoihana e like me nā adhesives, coatings and inks, rubber, casting, fiberglass, cables, textiles, plastics, fillers, and surface treatments.

silane coupling agent..
Hiki ke hōʻike ʻia kāna huahana maʻamau e ke kumu maʻamau XSiR3, kahi ʻo X he pūʻulu hydrolytic ʻole, me nā pūʻulu alkenyl (ʻo Vi) a me nā pūʻulu hydrocarbon me nā pūʻulu hana e like me CI a me NH2 ma ka hopena, ʻo ia hoʻi nā hui hana kalapona;ʻO R kahi hui hydrolyzable, me OMe, OEt, etc.
ʻO nā pūʻulu hana i lawe ʻia ma X ua maʻalahi e hana me nā pūʻulu hana i loko o nā polymers organik, e like me OH, NH2, COOH, etc., ma laila e hoʻopili ai i ka silane a me nā polymers organik;Ke hoʻoheheʻe ʻia ka hui hana, hoʻololi ʻia ʻo Si-R i Si-OH a hana ʻia nā huahana e like me MeOH, EtOH, etc.Hiki iā Si OH ke hana i ka condensation a me ka hoʻomaʻemaʻe wai me Si OH i loko o nā molekole ʻē aʻe a i ʻole Si OH ma luna o ka ʻili o ka substrate i mālama ʻia e hana i nā mea paʻa Si O-Si, a e hana pū me kekahi mau oxides e hana i nā paʻa paʻa Si O, e ʻae ana.silanee hookui me na mea anoano a metala paha.

mea hoʻopili silane
maʻamaunā mea hoʻohui silanekomo:
Silane me ka Sulfur: bis – [3- (triethoxysilicon) propyl] – tetrasulfide, bis – [3- (triethoxysilicon) propyl] – disulfide
Aminosilane: y-aminopropyltriethoxysilane, NB – (aminoethyl) – v-aminopropyltriethoxysilane
Vinylsilane: Vinyltriethoxysilane, Vinyltrimethoxysilane
Epoxysilane: 3-glycidyl ether oxypropyltrimethoxysilane
Methacryloxysilane: y methacryloxypropyltrimethoxysilane, v methacryloxypropyltrimethoxysilane


Ka manawa hoʻouna: ʻAukake-23-2023