CAS no. 9004 62 0

Tus lej CAS 9004-62-0 yog tus lej cim tshuaj lom neeg ntawm Hydroxyethyl Cellulose (HEC). Hydroxyethyl Cellulose yog cov polymer uas yaj tau hauv dej uas tsis yog ionic uas feem ntau siv rau hauv ntau yam khoom lag luam thiab cov khoom siv niaj hnub nrog cov khoom ua kom tuab, ruaj khov, tsim zaj duab xis thiab ua kom noo. Nws muaj ntau yam kev siv, suav nrog cov txheej txheej, kev tsim kho, khoom noj, tshuaj, tshuaj pleev ib ce thiab lwm yam teb.

1. Cov khoom tseem ceeb ntawm Hydroxyethyl Cellulose

Cov mis mos molecular: Nyob ntawm nws qib polymerization, nws yog ib qho cellulose derivative;

Tus lej CAS: 9004-62-0;

Tsos: Hydroxyethyl Cellulose feem ntau tshwm sim hauv daim ntawv dawb lossis daj daj, nrog rau cov yam ntxwv tsis muaj ntxhiab thiab tsis qab;

Kev yaj: HEC tuaj yeem yaj rau hauv dej txias thiab dej kub, muaj kev yaj zoo thiab kev ruaj khov, thiab tsim cov tshuaj pob tshab lossis translucent tom qab yaj.

Kev npaj ntawm Hydroxyethyl Cellulose
Hydroxyethyl Cellulose yog npaj los ntawm kev sib xyaw cov tshuaj cellulose nrog ethylene oxide. Hauv cov txheej txheem no, ethylene oxide reacts nrog pawg hydroxyl ntawm cellulose los ntawm kev sib xyaw etherification kom tau txais hydroxyethylated cellulose. Los ntawm kev kho cov xwm txheej ntawm kev sib xyaw, qib ntawm hydroxyethyl hloov pauv tuaj yeem tswj tau, yog li kho cov dej solubility, viscosity thiab lwm yam khoom siv ntawm HEC.

2. Cov khoom siv lub cev thiab tshuaj ntawm hydroxyethyl cellulose

Kev tswj hwm viscosity: Hydroxyethyl cellulose yog ib qho thickener zoo thiab siv dav los kho qhov viscosity ntawm cov kua. Nws cov viscosity ntawm cov kua nyob ntawm qhov concentration ntawm solubility, degree ntawm polymerization thiab degree ntawm kev hloov pauv, yog li nws cov khoom rheological tuaj yeem tswj tau los ntawm kev kho qhov hnyav molecular;
Kev Ua Haujlwm Nto: Vim tias HEC molecules muaj ntau pawg hydroxyl, lawv tuaj yeem tsim ib zaj duab xis molecular ntawm qhov interface, ua lub luag haujlwm ntawm surfactant, thiab pab tswj cov emulsions thiab cov txheej txheem ncua;
Cov cuab yeej tsim cov yeeb yaj kiab: Hydroxyethyl cellulose tuaj yeem tsim cov yeeb yaj kiab sib xws tom qab ziab, yog li nws siv dav hauv cov tshuaj pleev ib ce, tshuaj pleev ib ce thiab lwm yam teb;
Kev khaws cia dej noo: Hydroxyethyl cellulose muaj cov dej noo zoo, tuaj yeem nqus thiab khaws cov dej noo, thiab pab txuas lub sijhawm noo ntawm cov khoom.

3. Cov cheeb tsam thov

Cov txheej thiab cov ntaub ntawv tsim kho: HEC yog ib qho thickener thiab stabilizer uas siv ntau hauv kev lag luam txheej. Nws tuaj yeem txhim kho qhov rheology ntawm cov txheej, ua rau cov txheej sib xws dua, thiab tiv thaiv kev sagging. Hauv cov ntaub ntawv tsim kho, nws yog siv rau hauv cov cement mortar, gypsum, putty hmoov, thiab lwm yam, los txhim kho kev ua haujlwm ntawm kev tsim kho, txhim kho kev khaws dej thiab txhim kho kev tiv thaiv kab nrib pleb.

Cov tshuaj txhua hnub: Hauv cov tshuaj pleev ib ce thiab cov khoom siv tu tus kheej, HEC feem ntau siv rau hauv tshuaj zawv plaub hau, da dej gel, tshuaj pleev thiab lwm yam khoom los muab kev ruaj khov thiab kev ncua kev ruaj khov, thaum txhim kho cov nyhuv moisturizing.

Kev lag luam zaub mov: Txawm hais tias HEC tsis tshua siv rau hauv cov zaub mov, nws tuaj yeem siv los ua cov khoom noj khoom haus thiab cov khoom ruaj khov hauv qee yam khoom noj tshwj xeeb xws li ice cream thiab condiments.

Kev Kho Mob: HEC feem ntau yog siv los ua cov khoom tuab thiab lub matrix rau cov tshuaj ntsiav hauv kev npaj tshuaj, tshwj xeeb tshaj yog cov tshuaj ophthalmic rau kev tsim cov kua muag dag.

Kev lag luam ntawv: HEC yog siv los ua cov ntawv txhim kho, cov khoom ua kom du thiab cov tshuaj ntxiv rau hauv kev lag luam ntawv.

4. Cov txiaj ntsig ntawm hydroxyethyl cellulose

Kev yaj zoo: HEC yooj yim yaj hauv dej thiab tuaj yeem tsim cov kua nplaum sai sai.

Kev hloov pauv tau dav dav: HEC yog tsim rau ntau yam xov xwm thiab pH ib puag ncig.
Kev ruaj khov tshuaj zoo: HEC ruaj khov nyob rau hauv ntau yam tshuaj thiab kub thiab tuaj yeem tswj nws cov haujlwm ntev.

5. Kev noj qab haus huv thiab kev nyab xeeb ntawm hydroxyethyl cellulose

Hydroxyethyl cellulose feem ntau suav hais tias yog ib yam khoom uas tsis muaj teeb meem rau tib neeg lub cev. Nws tsis yog tshuaj lom thiab tsis ua rau khaus tawv nqaij lossis qhov muag, yog li nws siv dav hauv cov tshuaj pleev ib ce thiab tshuaj. Hauv ib puag ncig, HEC kuj muaj kev puas tsuaj zoo thiab tsis ua rau muaj kuab paug rau ib puag ncig.

Hydroxyethyl cellulose uas sawv cev los ntawm CAS No. 9004-62-0 yog cov khoom siv polymer ntau yam nrog kev ua tau zoo heev. Vim nws cov thickening, stabilization, film-forming, moisturizing thiab lwm yam khoom, nws yog dav siv rau ntau yam ntawm kev tsim khoom lag luam thiab lub neej txhua hnub.