Focus on Cellulose ethers

He aha te maapono whakahiatotanga o te hydroxypropyl methylcellulose?

Ka whakamahia te Hydroxypropyl methylcellulose hei taputapu mata hei whakaputa hinu, ka taea te mohio ki te whakamahi o te huka katoa, te whakapai ake i te tere o te whakamahi i nga rauemi mata, te whakaiti i te toenga o te taputapu i roto i te hupa fermentation, me te whakaiti i te utu mo te maimoatanga waipara.Ko tenei hydroxypropyl methylcellulose Ko te ahuatanga matua he pai ki te arotautanga o te puranga, te whangai-puranga me nga tukanga FERMENTATION tonu, te karo i te raupapa o nga raruraru penei i te whakahaere o te hanganga reo me te reiti waimeha;he pai hoki ki te whakahaere i te tukanga FERMENTATION.

Hydroxypropyl methylcellulose, te mea raw cellulose, ka taea te para hei miro, te penupenu rakau ranei.He mea tino tika ki te kuru i mua i te whakamaaramatanga, i te wa ranei o te whakamaaramatanga.Ko te kuru ko te whakangaro i te cellulose raw rauemi ma te hiko miihini.Ko te hanganga ahua whakahiato o nga macromolecules cellulose ka taea te whakaheke i te tohu o te tioata me te polymerization, te whakanui ake i te waahi o te mata, na reira ka pai ake te uru me te kaha o te tauhohenga matū o te reagent tauhohenga ki nga roopu hydroxyl e toru i runga i te roopu mowhiti glucose o te macromolecule cellulose.

Ahakoa ko te maataapono whakahiato o te whakamaarama o te hydroxypropyl methylcellulose kaore i te uaua, ko nga momo taiao o te whakamaaramatanga, te kuru o nga rauemi mata, te whakamaarama, te whakaora whakarewa, te wehenga centrifugal, te horoi me te whakamaroke he maha nga hangarau matua me nga tohu matauranga nui.Mo nga momo hua rereke, kei ia taiao nga tikanga whakahaere hou, penei i te mahana, te wa, te pehanga me te mana rere rawa.Ko nga taputapu awhina me nga taputapu whakahaere he taurangi pai mo te kounga hua me nga punaha whakaputa pono.

Mai i te mea he rite te mahi o te hydroxypropyl methylcellulose ki etahi atu ethers wairewa-wai, ka taea te whakamahi hei kaihoko hanga-kiriata, hei whakakorikori, emulsifier me te whakapumau i roto i te peita latex me nga waahanga peita kapia wairewa.

Hangaia te kiriata paninga kia pai te mau kakahu, te whakataurite me te piri, me te whakapai ake i te makuku o te mata, te pumau ki te waikawa me te kawakawa, me te hototahi ki nga poaka konganuku.He pai te painga o te Hydroxypropyl methylcellulose hei whakakaha mo te peita polyvinyl acetate ma te wai.Ka piki ake te tohu o te whakakapi o te cellulose ether, ka whakanuia ano te aukati ki te horo huakita.


Wā tuku: Feb-17-2023
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