Ethylcellulose yog ib hom polymer uas siv tau ntau yam hauv ntau yam lag luam. Nws cov yam ntxwv tshwj xeeb ua rau nws siv tau rau txhua yam los ntawm kev siv tshuaj mus rau zaub mov, tshuaj pleev xim rau cov ntaub.
Kev Taw Qhia Txog Ethylcellulose:
Ethylcellulose yog ib qho derivative ntawm cellulose, ib qho polymer ntuj pom muaj nyob rau hauv cov nroj tsuag. Nws yog synthesized los ntawm reacting cellulose nrog ethyl chloride nyob rau hauv lub xub ntiag ntawm ib tug base xws li sodium hydroxide. Cov txheej txheem no tsim ib tug polymer uas ethyl pawg txuas rau cov hydroxyl pawg ntawm cellulose backbone.
Cov yam ntxwv ntawm ethylcellulose:
Thermoplasticity: Ethylcellulose ua rau pom tus cwj pwm thermoplastic, uas txhais tau tias nws mos thaum cua sov thiab khov thaum txias.
Kev tsim zaj duab xis: Tom qab yaj rau hauv cov kuab tshuaj tsim nyog, ib zaj duab xis pob tshab, yoog tau tuaj yeem tsim tau.
Insoluble hauv dej: Tsis zoo li cellulose, ethylcellulose tsis yaj hauv dej tab sis yaj hauv ntau yam organic solvents xws li cawv, esters thiab chlorinated hydrocarbons.
Kev ruaj khov tshuaj lom neeg: Nws muaj kev ruaj khov tshuaj lom neeg zoo thiab tuaj yeem tiv taus kev puas tsuaj los ntawm cov kua qaub, alkalis thiab oxidants.
Cov kev siv feem ntau ntawm ethylcellulose:
1. Cov Tshuaj:
Cov Txheej Txheem: Ethylcellulose yog siv dav ua txheej rau cov ntsiav tshuaj thiab tshuaj ntsiav. Nws cov yam ntxwv ua zaj duab xis muab kev tiv thaiv, tswj kev tso tawm ntawm cov khoom xyaw nquag, npog qhov saj thiab txhim kho kev nqos.
Cov qauv tso tawm ruaj khov: Vim nws muaj peev xwm tswj kev tso tawm tshuaj, ethylcellulose tuaj yeem siv los tsim cov qauv tso tawm ruaj khov thiab cov qauv tso tawm ruaj khov kom ntseeg tau tias muaj txiaj ntsig kho mob ntev thiab txo qhov zaus ntawm kev noj tshuaj.
Cov Khoom Siv Ua Ib Tug Khi: Nws yog siv los ua ib qho khoom siv ua ib qho khi hauv cov qauv tshuaj ntsiav los pab ua kom cov hmoov khov kho ua ib daim ntawv khov kho nrog lub zog kho tshuab uas xav tau.
2. Kev lag luam zaub mov:
Cov Txheej Txheem Noj Tau: Ethylcellulose yog siv rau hauv kev lag luam zaub mov los ua cov txheej txheem noj tau rau txiv hmab txiv ntoo, zaub thiab khoom qab zib. Cov txheej txheem no txhim kho qhov zoo nkauj, ua kom lub txee ntev dua thiab tiv thaiv kev poob dej noo thiab kev ua qias tuaj ntawm cov kab mob me me.
Cov roj hloov: Hauv cov khoom noj uas muaj roj tsawg lossis tsis muaj roj, ethylcellulose tuaj yeem siv los ua cov roj hloov, ua raws li cov qauv thiab qhov ncauj ntawm cov roj thiab txhim kho qhov kev paub txog kev hnov lus tag nrho.
3. Cov xim pleev thiab cov kua mem:
Cov Xim thiab Cov Tshuaj Pleev Xim: Ethylcellulose yog ib qho khoom xyaw tseem ceeb hauv cov xim, cov tshuaj pleev xim thiab cov tshuaj pleev xim uas nws siv ua cov zaj duab xis, cov nplaum thiab cov tshuaj ua kom tuab. Nws muab cov xim lo rau zoo heev, tiv taus tshuaj lom neeg thiab ci ntsa iab.
Cov Kua Luam Ntawv: Hauv kev lag luam luam ntawv, ethylcellulose yog siv los tsim cov kua rau ntau yam txheej txheem luam ntawv, suav nrog flexographic, gravure, thiab screen printing. Nws ua rau cov kua nplaum lo rau, tswj viscosity thiab pigment dispersion zoo dua.
4. Cov khoom siv tu cev:
Cov Tshuaj Pleev Xim: Ethylcellulose siv ua cov khoom ua kom tuab, ruaj khov thiab ua zaj duab xis hauv cov tshuaj pleev xim xws li tshuaj pleev, tshuaj pleev thiab cov khoom tu plaub hau. Nws txhim kho cov qauv ntawm cov khoom, ua rau nws nthuav dav, thiab muab qhov zoo nkauj thiab tsis rog.
Cov Qauv Tshuaj Pleev Xim Rau Hnub Ci: Hauv cov tshuaj pleev xim rau hnub ci thiab cov khoom tiv thaiv hnub ci, ethylcellulose pab ua kom cov lim dej UV ruaj khov, txhim kho kev tiv thaiv dej, thiab tsim cov zaj duab xis sib npaug ntawm daim tawv nqaij kom tiv thaiv hnub ci tau zoo.
5. Kev lag luam ntaub:
Kev Ntsuas Qhov Loj ntawm Cov Ntaub: Ethylcellulose yog siv rau hauv cov qauv ntsuas cov ntaub los txhim kho lub zog ntawm cov xov paj, kev tiv thaiv kev sib txhuam thiab kev ua haujlwm ntawm kev xaws. Nws tsim ib txheej tiv thaiv rau ntawm cov xov paj, txhawb kom cov ntaub du thiab txhim kho qhov zoo ntawm cov ntaub.
Cov tshuaj nplaum luam ntawv: Hauv kev luam ntawv textile, ethyl cellulose ntxiv rau cov tshuaj nplaum luam ntawv kom txhim kho qhov tseeb ntawm kev luam ntawv, xim ceev thiab ntxuav tau ntawm ntau yam ntaub substrates.
6. Lwm yam kev siv:
Cov nplaum: Ethylcellulose yog siv rau hauv kev tsim cov nplaum thiab cov sealants rau kev sib txuas ntawv, ntoo, yas thiab hlau. Nws ua rau lub zog sib txuas, kev nplaum thiab kev ywj pheej.
Cov Khoom Uas Ua Los Ntawm Av nplaum: Hauv kev lag luam khoom uas ua los ntawm av nplaum, ethyl cellulose raug ntxiv rau cov khoom siv ua los ntawm av nplaum thiab cov khoom siv pleev xim kom kho cov khoom rheological, tiv thaiv kom tsis txhob muaj nag los, thiab txhim kho qhov du ntawm qhov chaw thaum lub sijhawm hlawv.
Ethylcellulose yog ib hom polymer uas siv tau ntau yam hauv ntau yam lag luam. Nws cov yam ntxwv tshwj xeeb, suav nrog kev ua zaj duab xis, kev yaj thiab kev ruaj khov ntawm tshuaj lom neeg, ua rau nws tseem ceeb heev hauv kev siv tshuaj, khoom noj, tshuaj pleev ib ce, khoom siv tu tus kheej, ntaub thiab ntau ntxiv. Thaum thev naus laus zis nce qib thiab cov qauv tshiab tau tsim, kev siv ethylcellulose yuav txuas ntxiv nthuav dav, tsav kev tsim kho tshiab thiab txhim kho kev ua haujlwm ntawm cov khoom hauv ntau yam kev siv.
Lub sijhawm tshaj tawm: Lub Ob Hlis-18-2024