ngā purongo

He matū waro te waikawa kiriaku, ko tōna tātai matū ko C3H4O2, ā, he waikawa carboxylic kore-māku noa iho, kei roto ko te rōpū winīri kotahi me te rōpū carboxyl kotahi. He wai mārama, kore-tae te waikawa kiriaku parakore, he kakara kakara motuhake. Ka taea te whakaranu ki te wai, te waipiro, te ether me te chloroform, ā, ka hangaia mai i te propylene i tangohia mai i ngā whare hanga hinu.

Ka taea e te waikawa kiriaku te whai i te tauhohenga āhua rite ki te waikawa carboxylic, ā, ka taea hoki te whiwhi i te ester e rite ana mā te tauhohenga ki te waipiro. Ko ngā acrylates noa ko te methyl acrylate, te butyl acrylate, te ethyl acrylate, me te 2-ethylhexyl acrylate.

Ka whakakotahi te waikawa kiriaku me ōna ester, i a rātou anō, i konatunatua rānei ki ētahi atu monomer, hei hanga i ngā homopolymer, i ngā copolymer rānei. Ko ngā monomer ka taea te whakakotahi me te waikawa kiriaku ko ngā amides, te acrylonitrile, te vinyl-containing, te styrene, te butadiene, me ērā atu mea pera. Ka whakamahia ēnei polymer hei hanga i te whānuitanga o ngā kirihou, ngā paninga, ngā piripiri, ngā elastomer, ngā whakakanapa papa me ngā paninga.

Ko te hanganga o te whakaehu kiriaku: he momo momo waikawa kiriaku ester kotahi, methyl acrylate, ethyl ester, butyl ester, zinc ester, me ētahi atu. Ngā āwhina: emulsifier, initiator, kāpia tiaki, kaihoko whakamakuku, kaitiaki, whakamātotoru, whakakore huka, me ētahi atu.

He rauemi mata nui te waikawa kiriaku mō te hanga rauropi me te monomer kapia hangai, ā, he monomer winiramu he tere rawa te tere o te whakapūhui. He waikawa karboksilika kore-mātotoru ngāwari kei roto ko te rōpū winiramu me te rōpū karboksila. He wai mārama, kore-tae te waikawa kiriaku parakore, he kakara kakara motuhake. Ka taea te whakaranu ki te wai, te waipiro, te etera me te chloroform, ā, ka hangaia mai i te propylene i tangohia mai i ngā whare hanga. Ko te nuinga o ēnei ka whakamahia hei hanga i ngā karboksilata pērā i te methyl acrylate, te ethyl ester, te butyl ester me te hydroxyethyl ester. Ka taea te whakapūhui me te whakapūhui i te waikawa kiriaku me te acrylate, ā, ka whakamahia ō rātou polymer i roto i ngā rāngai ahumahi pērā i ngā kapia hangai, ngā muka hangai, ngā kapia tino mimiti, ngā rauemi hanga, me ngā paninga.


Wā tuku: Maehe-16-2022