Hydroxyethy cellulose (HEMC) yog ib qho kev sib txuas ua ke ntawm cov ntawv sau, tsuas yog ua si ntau yam khoom siv viscosity, ua si tawm viscosity, ua rau muaj stabilization, thiab zaj duab xis.
1. Raws li lub thickener los tswj lub viscosity ntawm slurry
Hauv kev luam ntawv thiab ntxig cov txheej txheem, lub viscosity ntawm cov luam ntawv slurry yog ib qho tseem ceeb txiav txim siab cov luam ntawv zoo. HEMC muaj cov dej ua kom zoo thiab viscosity kev ua haujlwm, thiab nws cov kev daws yuav tswj tau ruaj khov hluav taws xob ntau ntau qhov ntau. Siv HEMC los kho cov slurry viscosity tuaj yeem txhim kho cov qauv clarity thiab kev sib txawv ntawm cov kab mob loj heev, thiab xyuas kom meej cov ciaj ciam qauv.
2. Txhim kho qhov ruaj khov ntawm cov slurry
HEMC tau raug ncua zoo thiab ua kom tsis txhob muaj lub peev xwm tiv thaiv nag lossis zas xim thiab ua kom tawg thiab pleev qhov slurry. Qhov kev ruaj khov yog qhov tseem ceeb rau kev txuas ntxiv mus rau kev txuas ntxiv mus rau kev txuas ntxiv mus rau cov kev luam ntawv, thiab pab txo qhov tshwm sim ntawm cov xim sib txawv thiab tsis sib xws.
3. Muab kev ua tiav zoo ua haujlwm thiab kev tsim kho
Hauv cov txheej txheem luam ntawv, hemc tuaj yeem ua kom zoo rau cov khoom ntawm cov slurry, ua rau nws muaj kev ua haujlwm zoo theem thiab kev tsim kho. Thaum lub sijhawm luam tawm thiab dyeing, cov slurry tuaj yeem sib kis ntawm cov npoo textile kom tsis txhob muaj qhov tsis xws luag xws li rub cov cim thiab npuas, yog li kev txhim kho qhov zoo ntawm kev luam ntawv.
4. Zaj duab xis-tsim thiab dej-resistant
HEMC kev daws teeb meem yuav tsim ib zaj duab xis nyias tom qab ziab. No zaj duab xis-ua cov cuab yeej tuaj yeem ua si lub luag haujlwm tiv thaiv dawb hauv kev luam ntawv thiab zas txheej txheem. Ntawm ib sab tes, nws tuaj yeem kho cov xim lossis xim hauv lub tshuab luam ntawv slurry kom tiv thaiv nws cov kev ploj; Ntawm qhov tod tes, nws kuj tseem tuaj yeem txhim kho cov nplaum ntawm cov luam ntawv slurry, yog li ntawd cov xim tsis muaj peev xwm txuas nrog lub fiber ntau saum toj no thaum lub sijhawm ua tom ntej thiab cov txheej txheem ntxuav.
5. Yooj yim ntxuav thiab ib puag ncig tiv thaiv cov yam ntxwv
HEMC yog yooj yim soluble hauv dej, thiab cov seem tuaj yeem raug tshem tawm cov txheej txheem kev ntxuav tom qab yam tsis muaj kev cuam tshuam rau cov ntawv. Nyob rau tib lub sijhawm, nws yog ib qho tsis-ionic compound, thiab tsis muaj kuab paug ion dhau los yuav tau qhia thaum muaj kev tiv thaiv niaj hnub thiab kev txhim kho kev loj hlob.
6. Kev hloov kho rau cov poj niam txawv
HEMC yog qhov haum rau ntau hom cov ntaub ntawv fiber ntau, xws li cov paj rwb, polyester, tawv nqaij tuaj yeem txhim kho cov priceability thiab kev sib txig ntawm dyes; Hauv cov txheej txheem luam ntawv ntawm cov hluavtaws hluavtaws xws li polyester thiab cov tawv ncauj, uas pab txhim kho cov luam ntawv thiab zas ua tau zoo thiab zoo.
7. Txhim kho khov-thaw kev tawm tsam thiab kub tsis kam
Nyob rau hauv txias lossis kub ib puag ncig, luam ntawv thiab dowing slurries yuav muaj kev sib txawv hloov lossis teeb meem stratification. HEMC muaj qhov khov khov-thaws ua hauj lwm zoo thiab qhov kub tsis kam, uas tuaj yeem cuam tshuam rau ntau ib puag ncig cov nyhuv ib puag ncig vim muaj kev hloov pauv ntau yam.
8. Synergistic nyhuv nrog lwm cov kev sib ntxiv
HEMC tuaj yeem siv ua ke nrog lwm cov neeg ua haujlwm cellulose, hla kev sib txuas thiab lwm yam kev ntxiv ntxiv txhim kho cov luam tawm thiab cuam tshuam slurrories. Piv txwv li, thaum siv ua ke nrog hydroxypropylencellulose (HPMC), cov khoom sib dhos ntawm cov slurry tuaj yeem txhim kho; Ua ke nrog tus neeg sawv cev hla kev sib txuas, nws tuaj yeem txhim kho cov tshuaj ntxuav tawm thiab khov kho ntawm kev luam ntawv thiab zas xim.
Hydroxyether methylcellulose ntau lub luag haujlwm hauv textile luam ntawv thiab dyeing. Nws cov zoo heev thickening, zaj duab xis-ua, ruaj ntseg thiab ib puag ncig kev tiv thaiv cov khoom lag luam tsis tuaj yeem tsuas yog ua kom muaj kev tiv thaiv niaj hnub rau kev tiv thaiv kab mob ntsuab. Tsav los ntawm kev siv thev naus laus zis thiab kev siv ua tau zoo, hemc yuav ua rau muaj peev xwm luam tawm ntau dua hauv kev txhim kho kev lag luam.
Lub sijhawm Post: Feb-15-2025