Cellulose ethers yog ib pawg ntawm ntau yam tshuaj uas muab los ntawm cellulose, ib tug natural polymer pom nyob rau hauv cov nroj tsuag cell phab ntsa. Cov tebchaw no muaj ntau yam kev lag luam siv vim lawv cov khoom tshwj xeeb xws li dej solubility, thickening peev xwm, film-forming peev xwm, thiab stability. Kev lag luam siv cellulose ethers npog ntau qhov chaw, suav nrog kev tsim kho, tshuaj, khoom noj, textiles, thiab lwm yam.
1. Kev tsim kho kev lag luam:
a. Adhesives thiab sealants:
Cellulose ethers yog cov khoom xyaw tseem ceeb hauv cov nplaum thiab cov sealants siv hauv kev tsim kho kev lag luam. Lawv lub peev xwm los txhim kho adhesion, viscosity thiab dej tuav ua rau lawv muaj txiaj ntsig hauv kev sib txuas cov ntaub ntawv rau cov vuas, ntaub pua plag thiab phab ntsa.
b. Cov khoom siv mortar thiab cement:
Hauv kev tsim cov mortars thiab cement-based cov ntaub ntawv, cellulose ethers ua cov thickeners thiab cov dej tuav cov neeg ua haujlwm. Lawv txhim khu kev ua haujlwm, adhesion thiab durability ntawm cov khoom siv hauv tsev.
C. Gypsum khoom:
Cellulose ethers yog siv los tsim cov gypsum-raws li cov ntaub ntawv xws li plasterboard thiab sib koom ua ke. Lawv pab txhim kho cov txheej txheem thiab sag kuj ntawm cov khoom no.
d. Sab nrauv Insulation thiab Finishing Systems (EIFS):
Hauv EIFS, cellulose ether plays lub luag haujlwm hauv kev txhim kho kev tsim kho thiab adhesion ntawm cov ntaub thaiv phab ntsa sab nrauv. Lawv txhim kho kev ua tau zoo ntawm lub tsev txheej txheej sab nrauv.
2. Pharmaceutical kev lag luam:
a. Oral solid dosage form:
Cellulose ethers feem ntau yog siv rau hauv kev lag luam kws tshuaj los tsim cov ntaub ntawv ntawm qhov ncauj, xws li ntsiav tshuaj. Lawv ua raws li binders, disintegrants, thiab zaj duab xis qub, pab txhim kho tag nrho cov zoo thiab kev ua tau zoo ntawm cov khoom siv tshuaj.
b. Kev npaj tshuaj:
Hauv kev npaj tshuaj pleev ib ce xws li cream thiab tshuaj pleev, cellulose ethers ua cov thickeners thiab stabilizers. Lawv muab cov khoom tsim nyog rheological thiab txhim kho qhov sib xws ntawm cov qauv no.
C. Tswj kev tso tawm:
Cellulose ethers nyob rau hauv daim ntawv ntawm hydrogels los yog matrices pab tswj kev tso tshuaj. Daim ntawv thov no ua kom ruaj khov thiab txuas ntxiv tso tawm ntawm cov khoom xyaw tshuaj nquag.
d. Suspensions thiab emulsions:
Cellulose ethers pab txhawb kev ruaj ntseg ntawm kev ncua thiab emulsions hauv cov tshuaj formulations. Lawv pab tiv thaiv kev daws teeb meem thiab muab kev faib tawm ntawm cov khoom los yog cov tee dej.
3. Kev lag luam zaub mov:
a. Khoom noj khoom haus thickening thiab stabilization:
Cellulose ethers yog siv los ua zaub mov additives kom thicken thiab stabilize ntau yam khoom noj. Lawv tshwj xeeb tshaj yog nyob rau hauv cov zaub mov uas tsis muaj calorie thiab cov rog tsawg, uas lawv pab txhim kho kev ntxhib los mos thiab qhov ncauj.
b. Kev hloov rog:
Cellulose ethers yog siv los ua cov rog hloov hauv kev tsim cov khoom noj uas tsis muaj rog thiab calorie tsawg. Lawv ua raws li kev ntxhib los mos thiab saj ntawm cov rog, txhim kho tag nrho cov kev paub txog kev paub.
C. Cov khoom ci:
Cellulose ethers yog siv los ua khob noom cookie txias hauv cov khoom ci. Lawv txhim kho dej tuav, ua khob noom cookie tuav, thiab ntim thiab zoo nkauj ntawm cov khoom ci kawg.
d. Cov khoom noj mis thiab cov khoom qab zib khov:
Hauv cov khoom noj siv mis thiab cov khoom qab zib khov, cellulose ethers pab txhim kho kev ntxhib los mos, tiv thaiv cov dej khov siv lead ua thiab ua kom cov khoom ruaj khov thaum khaws cia.
4. Textile kev lag luam:
a. Textile sizing:
Cellulose ethers yog siv rau hauv textile sizing los txhim kho weaving efficiency los ntawm kev txhim kho fiber ntau adhesion thiab txo kev tawg thaum lub sij hawm weaving txheej txheem.
b. Thickening ntawm printing paste:
Hauv kev luam ntawv textile, cellulose ethers ua cov thickeners rau luam ntawv pastes, xyuas kom meej viscosity thiab uniformity ntawm dyes thiab pigments thaum siv rau fabrics.
C. Finishing agent:
Cellulose ethers yog siv los ua cov khoom tiav rau textiles thiab muaj cov khoom xws li tiv thaiv wrinkle, crease rov qab thiab txhim kho ntaub.
5. Xim thiab Txheej:
a. Cov xim pleev xim rau dej:
Hauv cov txheej txheem dej, cellulose ethers yog siv los ua cov thickeners thiab stabilizers. Lawv pab ua kom cov viscosity ntawm cov xim, tiv thaiv sagging thiab xyuas kom meej txawm tias daim ntawv thov thoob plaws saum npoo.
b. Architectural coatings:
Cellulose ethers txhim khu kev ua tau zoo ntawm architectural coatings los ntawm kev txhim kho adhesion, dej tuav thiab sag kuj. Qhov no yog qhov tseem ceeb rau kev siv xws li cov xim sab nrauv thiab txheej txheej.
6. Cov khoom tu tus kheej:
A. Cosmetic formula:
Hauv cov tshuaj pleev ib ce, cellulose ethers ua cov thickeners thiab stabilizers hauv cov khoom xws li tshuaj pleev, cream thiab tshuaj zawv plaub hau. Lawv pab cov khoom tu tus kheej no ua tiav qhov kev xav tau zoo nkauj thiab ruaj khov.
b. Cov khoom tu plaub hau:
Cellulose ethers yog siv rau hauv cov khoom tu plaub hau xws li cov plaub hau gels thiab styling mousses los muab qhov xav tau viscosity, kev ntxhib los mos thiab tuav ntev.
7. Kev lag luam roj thiab roj:
A. Drilling kua:
Hauv kev lag luam roj thiab roj, cellulose ethers tau ntxiv rau cov dej drilling los tswj cov khoom rheological thiab txhim kho cov dej tsis zoo. Lawv pab txhim kho tag nrho kev ua haujlwm ntawm kev ua haujlwm drilling.
8. Ntawv thiab pulp kev lag luam:
a. Paper txheej thiab sizing:
Cellulose ethers yog siv nyob rau hauv txheej thiab sizing ua hauj lwm nyob rau hauv daim ntawv thiab pulp industries. Lawv txhim kho kev luam ntawv, nto smoothness thiab lub zog ntawm cov khoom ntawv.
9. Kev kho dej:
a. Flocculation:
Cellulose ethers yog siv rau hauv cov txheej txheem kho dej vim lawv cov khoom flocculating. Lawv pab tshem tawm cov khoom tshem tawm thiab cov impurities ntawm dej.
Kev lag luam siv cellulose ethers muaj ntau haiv neeg thiab dav, ua rau lawv indispensable nyob rau hauv ntau lub teb. Los ntawm kev tsim kho mus rau kev siv tshuaj, zaub mov, textiles, xim thiab ntau dua, cellulose ethers ua rau muaj txiaj ntsig zoo rau kev txhim kho cov khoom lag luam, kev ua haujlwm zoo thiab kev ua haujlwm ntawm ntau yam kev siv. Raws li thev naus laus zis thiab kev lag luam txuas ntxiv mus ntxiv, qhov kev thov rau cellulose ethers yog qhov yuav nyob twj ywm thiab nthuav dav, uas tau tsav los ntawm lawv cov khoom tshwj xeeb thiab muaj txiaj ntsig.
Post lub sij hawm: Jan-23-2024