Focus on Cellulose ethers

Gukoresha sodium carboxymethyl selulose na hydroxyethyl selulose mubicuruzwa byimiti ya buri munsi

Gukoresha sodium carboxymethyl selulose na hydroxyethyl selulose mubicuruzwa byimiti ya buri munsi

Sodium ya Carboxymethylcellulose (CMC-Na) ni ibintu kama, ibinyabuzima biva mu bwoko bwa carboxymethylated biva muri selile, hamwe na sakoni ya ionic selile.Sodium carboxymethyl selulose mubisanzwe ni anionic polymer compound yateguwe mugukora selile naturel na caustic alkali na acide monochloroacetic, ifite uburemere bwa molekile kuva kubihumbi n'ibihumbi.CMC-Na ni fibrous yera cyangwa ifu ya granulaire, impumuro nziza, uburyohe, hygroscopique, byoroshye gukwirakwiza mumazi kugirango bibe igisubizo kiboneye.

Iyo itabogamye cyangwa alkaline, igisubizo ni amazi menshi-yuzuye.Ihamye kumiti, urumuri nubushyuhe.Nyamara, ubushyuhe bugarukira kuri 80°C, kandi niba ashyushye igihe kirekire hejuru ya 80°C, ibishishwa bizagabanuka kandi ntibizashonga mumazi.

Sodium carboxymethyl selulose nayo ni ubwoko bwibyimbye.Bitewe n'imikorere myiza yacyo, yakoreshejwe cyane mu nganda z’ibiribwa, kandi yanateje imbere iterambere ryihuse kandi ryiza ry’inganda z’ibiribwa ku rugero runaka.Kurugero, bitewe ningaruka zimwe na zimwe zo kubyimba no kwigana, irashobora gukoreshwa muguhagarika ibinyobwa bya yogurt no kongera ubwiza bwa sisitemu yogurt;kubera imiterere ya hydrophilicite hamwe na rehidrasiyo, irashobora gukoreshwa mugutezimbere ikoreshwa rya makaroni nkumugati numugati uhumeka.ubuziranenge, ongera ubuzima bwigihe cyibicuruzwa bya makaroni kandi wongere uburyohe.

Kuberako ifite ingaruka nziza ya gel, ni ingirakamaro kubiryo gukora gel nziza, bityo irashobora gukoreshwa mugukora jelly na jam;irashobora kandi gukoreshwa nkibikoresho byo kurya biribwa, ikongerwamo nibindi binini, kandi igakwirakwira hejuru yibiribwa bimwe na bimwe, irashobora gutuma ibiryo bishya ku rugero runini, kandi kubera ko ari ibintu biribwa, ntabwo bizatera ingaruka mbi kubantu ubuzima.Kubwibyo, ibiryo-byo mu rwego rwa CMC-Na, nk'inyongeramusaruro nziza, bikoreshwa cyane mu musaruro w'ibiribwa mu nganda y'ibiribwa.

 

Hydroxyethylcellulose (HEC), formulaire ya chimique (C2H6O2) n, ni umuhondo wera cyangwa urumuri rwumuhondo, impumuro nziza, idafite ubumara bwa fibrous cyangwa powdery ikomeye, igizwe na alkaline selulose na okiside ya Ethylene (cyangwa chlorohydrin) Yateguwe na reaction ya etherification, ni iyitari non- ionic soluble selulose ethers.Kuberako HEC ifite ibyiza byo kubyimba, guhagarika, gutatanya, kwigana, guhambira, gukora firime, kurinda ubushuhe no gutanga colloid ikingira.

Byoroshye gushonga mumazi kuri 20°C. Kudashonga mumashanyarazi asanzwe.Ifite imirimo yo kubyimba, guhagarika, guhambira, kwigana, gutatanya, no kubungabunga ubushuhe.Ibisubizo muburyo butandukanye bwo kwiyegeranya birashobora gutegurwa.Ifite umunyu mwiza udasanzwe kuri electrolytite.

Ubukonje burahinduka gato murwego rwa PH agaciro 2-12, ariko ububobere bugabanuka kurenza iyi ntera.Ifite imiterere yo kubyimba, guhagarika, guhambira, kwigana, gutatanya, kubungabunga ubushuhe no kurinda colloid.Ibisubizo muburyo butandukanye bwo kwiyegeranya birashobora gutegurwa.


Igihe cyo kohereza: Gashyantare-06-2023
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