Cellulose ethers yog ib pawg ntawm cov tshuaj lom neeg uas tau los ntawm cellulose, ib qho polymer ntuj pom muaj nyob rau hauv cov phab ntsa cell ntawm cov nroj tsuag. Cov tshuaj no muaj ntau yam kev siv hauv kev lag luam vim lawv cov khoom tshwj xeeb xws li kev yaj dej, kev ua kom tuab, kev tsim zaj duab xis, thiab kev ruaj khov. Kev siv cellulose ethers hauv kev lag luam npog ntau qhov chaw, suav nrog kev tsim kho, tshuaj, khoom noj, ntaub, thiab lwm yam.
1. Kev lag luam tsim kho:
a. Cov nplaum thiab cov khoom foob:
Cov cellulose ethers yog cov khoom xyaw tseem ceeb hauv cov nplaum thiab cov sealants siv hauv kev lag luam kev tsim kho. Lawv lub peev xwm los txhim kho kev sib txuas, viscosity thiab kev khaws cia dej ua rau lawv muaj txiaj ntsig zoo hauv kev siv cov vuas, ntaub pua plag thiab ntawv phab ntsa.
b. Cov khoom siv mortar thiab cement:
Hauv kev tsim cov mortars thiab cov ntaub ntawv ua los ntawm cement, cellulose ethers ua haujlwm ua cov khoom ua kom tuab thiab cov neeg sawv cev khaws dej. Lawv txhim kho kev ua haujlwm, kev sib txuas thiab kev ruaj khov ntawm cov ntaub ntawv tsim kho no.
C. Cov khoom siv gypsum:
Cov cellulose ethers yog siv rau hauv kev tsim cov ntaub ntawv gypsum-based xws li plasterboard thiab cov khoom sib koom ua ke. Lawv pab txhim kho qhov ua tau zoo thiab kev tiv thaiv sag ntawm cov khoom no.
d. Cov Txheej Txheem Rwb Thaiv Sab Nraud thiab Cov Txheej Txheem Ua Kom Tiav (EIFS):
Hauv EIFS, cellulose ether ua lub luag haujlwm hauv kev txhim kho kev tsim kho thiab kev nplaum ntawm cov ntaub ntawv rwb thaiv tsev phab ntsa sab nraud. Lawv txhim kho kev ua tau zoo ntawm cov txheej txheem sab nraud ntawm lub tsev.
2. Kev lag luam tshuaj:
a. Cov tshuaj noj khov kho:
Cov cellulose ethers feem ntau siv rau hauv kev lag luam tshuaj los tsim cov tshuaj khov kho hauv qhov ncauj, xws li cov ntsiav tshuaj. Lawv ua haujlwm ua cov binders, disintegrants, thiab zaj duab xis formers, pab txhim kho qhov zoo thiab kev ua tau zoo ntawm cov tshuaj.
b. Kev npaj tshuaj pleev rau sab nraud:
Hauv cov tshuaj pleev xws li tshuaj pleev thiab tshuaj pleev, cellulose ethers ua haujlwm ua cov khoom tuab thiab cov stabilizers. Lawv muab cov khoom rheological xav tau thiab txhim kho qhov sib xws ntawm cov qauv no.
C. Lub kaw lus tso tawm tswj tau:
Cov cellulose ethers nyob rau hauv daim ntawv ntawm hydrogels los yog matrices pab tswj kev tso tawm ntawm cov tshuaj. Daim ntawv thov no ua kom muaj kev tso tawm ntawm cov khoom xyaw tshuaj nquag mus tas li thiab ntev.
d. Cov tshuaj ncua thiab cov tshuaj emulsions:
Cov cellulose ethers pab txhawb rau kev ruaj khov ntawm cov tshuaj ncua thiab cov emulsions hauv cov tshuaj tsim tshuaj. Lawv pab tiv thaiv kev poob thiab muab kev faib tawm sib npaug ntawm cov khoom me me lossis cov tee dej.
3. Kev lag luam zaub mov:
a. Kev ua kom cov khoom noj tuab thiab ruaj khov:
Cov cellulose ethers yog siv los ua cov khoom noj khoom haus ntxiv rau kom ua kom cov khoom noj ntau yam tuab thiab ruaj khov. Lawv feem ntau pom muaj nyob rau hauv cov zaub mov uas tsis muaj calorie ntau thiab cov rog tsawg, qhov twg lawv pab txhim kho cov qauv thiab qhov ncauj zoo.
b. Kev hloov rog:
Cov cellulose ethers yog siv los ua cov roj hloov hauv kev tsim cov khoom noj uas muaj roj tsawg thiab cov khoom noj uas muaj calorie tsawg. Lawv ua raws li cov qauv thiab saj ntawm cov rog, txhim kho qhov kev paub txog kev hnov lus tag nrho.
C. Cov Khoom Noj Qab Zib:
Cov cellulose ethers yog siv los ua cov khoom kho kom zoo nkauj rau cov khoom ci. Lawv txhim kho kev khaws dej, kev tuav cov khoom ci, thiab qhov ntim thiab cov qauv ntawm cov khoom ci kawg.
d. Cov khoom noj mis nyuj thiab cov khoom qab zib khov:
Hauv cov khoom noj mis nyuj thiab cov khoom qab zib khov, cellulose ethers pab txhim kho cov qauv, tiv thaiv kev tsim cov dej khov thiab ruaj khov cov khoom thaum lub sijhawm khaws cia.
4. Kev lag luam ntaub:
a. Kev ntsuas qhov loj ntawm cov ntaub:
Cellulose ethers yog siv rau hauv kev ntsuas qhov loj ntawm cov ntaub los txhim kho kev ua haujlwm ntawm kev xaws los ntawm kev txhim kho kev nplaum ntawm cov fiber thiab txo qhov tawg thaum lub sijhawm xaws.
b. Ua kom tuab ntawm cov ntawv luam tawm:
Hauv kev luam ntawv textile, cellulose ethers ua haujlwm ua cov thickeners rau kev luam ntawv pastes, xyuas kom meej tias viscosity thiab uniformity ntawm dyes thiab pigments thaum siv rau cov ntaub.
C. Tus neeg sawv cev tiav:
Cellulose ethers yog siv ua cov neeg sawv cev rau cov ntaub thiab muaj cov khoom xws li tiv thaiv kev laus, rov qab zoo li qub thiab zoo dua cov ntaub.
5. Xim thiab Txheej Txheem:
a. Xim pleev xim dej:
Hauv cov txheej txheem dej, cellulose ethers yog siv ua cov khoom ua kom tuab thiab cov khoom ruaj khov. Lawv pab ua kom cov xim nplaum ntau dua, tiv thaiv kev poob qis thiab xyuas kom meej tias daim ntawv thov sib npaug thoob plaws qhov chaw.
b. Cov txheej txheem vaj tse:
Cov cellulose ethers txhim kho kev ua tau zoo ntawm cov txheej txheem vaj tse los ntawm kev txhim kho kev nplaum, kev khaws dej thiab kev tiv thaiv sag. Qhov no yog qhov tseem ceeb rau cov ntawv thov xws li cov xim sab nraud thiab cov txheej txheem.
6. Cov khoom siv tu cev:
A. Cov mis tshuaj pleev ib ce:
Hauv cov tshuaj pleev ib ce, cellulose ethers ua haujlwm ua cov khoom ua kom tuab thiab ruaj khov hauv cov khoom xws li tshuaj pleev, tshuaj pleev thiab tshuaj zawv plaub hau. Lawv pab cov khoom saib xyuas tus kheej no ua tiav cov qauv thiab kev ruaj khov xav tau.
b. Cov khoom siv tu plaub hau:
Cellulose ethers yog siv rau hauv cov khoom siv saib xyuas plaub hau xws li cov plaub hau gels thiab styling mousses los muab cov viscosity, kev ntxhib los mos thiab kev tuav ntev.
7. Kev Lag Luam Roj thiab Roj Av:
A. Cov kua dej rau kev khawb av:
Hauv kev lag luam roj thiab roj av, cov cellulose ethers raug ntxiv rau hauv cov kua dej drilling kom tswj tau cov khoom rheological thiab txhim kho kev tswj cov kua dej poob. Lawv pab txhim kho kev ua haujlwm zoo ntawm kev drilling.
8. Kev lag luam ntawv thiab pulp:
a. Kev txheej ntawv thiab qhov loj:
Cov cellulose ethers siv rau hauv kev txheej thiab kev ntsuas qhov loj me hauv kev lag luam ntawv thiab pulp. Lawv txhim kho qhov luam tawm tau, qhov du ntawm qhov chaw thiab lub zog ntawm cov khoom ntawv.
9. Kev kho dej:
a. Kev sib xyaw ua ke:
Cov cellulose ethers siv rau hauv cov txheej txheem kho dej vim lawv cov khoom ua rau cov dej sib xyaw. Lawv pab tshem tawm cov khoom me me thiab cov khoom tsis huv ntawm cov dej.
Kev siv cov cellulose ethers hauv kev lag luam muaj ntau yam thiab dav dav, ua rau lawv tsis tseem ceeb hauv ntau qhov chaw. Txij li kev tsim kho mus rau kev tshuaj, khoom noj, textiles, xim thiab ntau ntxiv, cellulose ethers ua rau muaj kev pab tseem ceeb rau kev txhim kho kev ua tau zoo ntawm cov khoom, zoo thiab kev ua haujlwm hauv ntau yam kev siv. Raws li thev naus laus zis thiab kev lag luam txuas ntxiv mus, qhov kev thov rau cellulose ethers yuav nyob ntev thiab nthuav dav, tsav los ntawm lawv cov khoom tshwj xeeb thiab muaj nqis.
Lub sijhawm tshaj tawm: Lub Ib Hlis-23-2024