Hydroxypropyl methylcelluloseyog ib yam khoom siv raw khoom siv hauv kev lag luam tshuaj lom neeg hauv tsev. Hauv kev tsim khoom txhua hnub, peb feem ntau hnov nws lub npe. Tab sis ntau tus neeg tsis paub nws siv. Hnub no, kuv yuav piav qhia txog kev siv hydroxypropyl methylcellulose hauv ntau qhov chaw sib txawv.
1. Kev tsim kho mortar, plastering mortar
Ua tus neeg sawv cev khaws dej thiab tiv thaiv rau cov cement mortar, nws tuaj yeem txhim kho qhov nqus tau ntawm cov mortar, txhim kho qhov nthuav dav thiab ntev lub sijhawm ua haujlwm. Qhov khaws dej ntawm HPMC tuaj yeem tiv thaiv cov slurry los ntawm kev tawg vim qhuav sai dhau tom qab thov, thiab txhim kho lub zog tom qab hardening.
2. Cov tshuaj pleev dej tsis haum
Hauv cov putty, cellulose ether feem ntau ua lub luag haujlwm ntawm kev khaws dej, kev sib txuas thiab kev ua kom lubrication, zam kev tawg thiab lub cev qhuav dej los ntawm kev poob dej ntau dhau, thiab tib lub sijhawm txhim kho qhov kev sib txuas ntawm cov putty, txo qhov tshwm sim ntawm sagging thaum lub sijhawm tsim kho, thiab ua rau cov txheej txheem tsim kho du.
3. Cov plaster plaster
Hauv cov khoom lag luam gypsum series, cellulose ether feem ntau ua lub luag haujlwm ntawm kev khaws dej, thickening thiab lubrication, thiab muaj qee qhov cuam tshuam retarding tib lub sijhawm, uas daws qhov teeb meem ntawm lub zog pib tsis ncav cuag thaum lub sijhawm tsim kho, thiab tuaj yeem ua kom lub sijhawm ua haujlwm ntev dua.
4. Tus neeg sawv cev sib txuas lus
Feem ntau siv ua cov khoom ua kom tuab, nws tuaj yeem txhim kho lub zog tensile thiab lub zog shear, txhim kho cov txheej txheem saum npoo, txhim kho kev nplaum thiab lub zog sib txuas.
5. Cov tshuaj nplaum rwb thaiv tsev sab nraud rau phab ntsa sab nraud
Cellulose ether feem ntau ua lub luag haujlwm ntawm kev sib txuas thiab ua kom muaj zog hauv cov khoom siv no. Nws yooj yim dua rau txheej cov xuab zeb, txhim kho kev ua haujlwm zoo, thiab muaj cov nyhuv ntawm kev tiv thaiv kev ntws tawm. Kev ua tau zoo dua ntawm kev khaws dej tuaj yeem ua rau lub sijhawm ua haujlwm ntawm cov mortar ntev dua thiab txhim kho kev tiv thaiv Shrinkage thiab tawg, txhim kho qhov zoo ntawm qhov chaw, thiab ua kom muaj zog sib txuas.
6, tus neeg sawv cev caulking, tus neeg sawv cev sib koom ua ke
Qhov ntxiv ntawm cellulose ether muab rau nws qhov kev nplaum zoo ntawm ntug, qis shrinkage thiab siab abrasion tsis kam, uas tiv thaiv cov khoom siv hauv paus los ntawm kev puas tsuaj thiab zam kev cuam tshuam ntawm kev nkag mus rau tag nrho lub tsev.
7. DC cov khoom tiaj tus
Qhov kev sib koom ua ke ruaj khov ntawm cellulose ether ua kom muaj kev ywj pheej zoo thiab muaj peev xwm tswj tau tus kheej, thiab tswj qhov ceev ntawm kev khaws dej kom ua rau khov sai thiab txo qhov tawg thiab ntsws.
8. Xim pleev xim
Hauv kev lag luam txheej, cellulose ethers tuaj yeem siv ua cov zaj duab xis formers, thickeners, emulsifiers thiab stabilizers, yog li ntawd zaj duab xis muaj kev tiv thaiv zoo, leveling, adhesion, thiab PH uas txhim kho qhov nro ntawm qhov chaw yog qhov zoo, Qhov sib xyaw nrog cov kuab tshuaj organic kuj zoo, thiab kev ua haujlwm khaws cia dej siab ua rau nws muaj kev txhuam zoo thiab dej leveling.
Kuv ntseeg tias txhua tus neeg muaj qee qhov kev nkag siab txog hydroxypropyl methylcellulose. Raws li cov khoom siv raw tseem ceeb hauv kev lag luam tshuaj lom neeg hauv tsev, hydroxypropyl methylcellulose cuam tshuam rau qhov zoo ntawm cov khoom lag luam downstream. Yog li ntawd, thaum xaiv hydroxypropyl methylcellulose, nco ntsoov ua kom koj lub qhov muag qhib. Tsuas yog cov khoom siv raw zoo tuaj yeem tsim cov khoom zoo.
Lub sijhawm tshaj tawm: Lub Kaum Hli-11-2022