Cellulose Ether HPMC, tseem hu ua Hydroxypropyl Methyl Cellulose, yog ntau yam thiab muaj txiaj ntsig zoo sib xyaw siv dav hauv kev tsim kho kev lag luam ua cov thickener, binder thiab emulsifier. Ntawm nws ntau daim ntawv thov, HPMC plays lub luag haujlwm tseem ceeb hauv phab ntsa putty mortar. Phab ntsa putty mortar yog cov khoom siv dav siv los sau thiab theem tawg, qhov thiab lwm yam tsis sib xws hauv cov phab ntsa ua ntej pleev xim. Hom mortar no kuj tseem siv los tsim kom muaj qhov sib luag ntawm cov phab ntsa, muab kev ua tiav zoo dua, thiab txhim kho kev zoo nkauj ntawm phab ntsa. Cellulose ether HPMC yog ib qho tseem ceeb ntawm cov tshuaj khib nyiab no thiab ua lub luag haujlwm tseem ceeb hauv kev ua kom nws zoo, ua haujlwm ntev thiab ua haujlwm tau zoo.
Lub luag hauj lwm ntawm cellulose ether HPMC nyob rau hauv phab ntsa putty mortar yog multifaceted. Ua ntej, HPMC ua lub thickener, pab tswj qhov sib xws thiab viscosity ntawm mortar, kom ntseeg tau tias nws yooj yim rau kev thov, kis thiab tsim. Qhov no yog qhov tseem ceeb hauv kev ua tiav ntawm kev ua haujlwm ntawm phab ntsa putty, raws li qhov sib xws ntawm cov khoom kom ntseeg tau tias nws tuaj yeem yooj yim troweled thiab manipulated. Lub thickening zog ntawm HPMC kuj pab txo qis shrinkage thiab cracking, kom ntseeg tau zoo adhesion thiab ntev ntawm phab ntsa putty mortar.
Lwm lub luag haujlwm tseem ceeb ntawm HPMC nyob rau hauv phab ntsa putty mortar yog raws li ib tug binder. Cov khoom nplaum ntawm cov khoom sib xyaw no pab txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau nws, nws cov khoom sib xyaw, cov khoom sib xyaw ua ke yuav ua rau cov khoom sib xyaw ua ke. Los ntawm kev ua raws li kev sib khi, HPMC kuj tseem txhim kho kev ua haujlwm ntawm cov tshuaj khib nyiab vim nws tso cai rau kev sib xyaw yooj yim thiab troweling. Qhov no txhais tau tias cov phab ntsa grouting cov hauj lwm tuaj yeem ua tau sai dua thiab ua tau zoo dua, txuag lub sijhawm thiab ua kom cov khoom tsim tau.
HPMC kuj ua raws li emulsifier, pab ua kom cov dej tsis kam ntawm cov mortar. Cov khoom emulsifying ntawm HPMC pab tiv thaiv dej los ntawm kev nkag mus rau ntawm phab ntsa, ua kom cov putty tseem muaj zog thiab ruaj khov nyob rau lub sijhawm. Qhov no yog ib qho tseem ceeb tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam ntawm high humidity los yog humidity, qhov twg cov phab ntsa yog nquag ua puas los ntawm cov dej nkag.
Cellulose ether HPMC yog ib qho kev xaiv zoo tshaj plaws rau phab ntsa putty mortars vim nws muaj kev sib raug zoo nrog lwm cov khoom xyaw hauv qhov sib tov. Tsis zoo li lwm yam tshuaj, HPMC tsis cuam tshuam nrog kev teeb tsa lossis kho cov khoom, ua rau nws muaj kev ntseeg siab thiab zoo ib yam hauv cov khoom sib xyaw. Nws compatibility kuj txhais tau hais tias nws yuav tsis cuam tshuam cov xim los yog kev ntxhib los mos ntawm phab ntsa putty, kom ntseeg tau ib tug txawm thiab txaus nyiam tag.
HPMC yog ib puag ncig tus phooj ywg thiab nyab xeeb ntawm phab ntsa putty mortar. Cov tshuaj no yog muab los ntawm cov nroj tsuag ntuj fibers thiab yog biodegradable, ua rau nws muaj kev ruaj ntseg thiab ib puag ncig tus phooj ywg kev xaiv. Ntxiv rau, nws cov tshuaj lom neeg tsawg tsis muaj kev phom sij rau cov neeg ua haujlwm tsim kho lossis cov tswv tsev.
Cellulose ether HPMC plays lub luag haujlwm tseem ceeb hauv phab ntsa putty mortar, muab thickening, bonding, emulsifying thiab dej tsis kam. Nws compatibility nrog rau lwm yam khoom, eco-friendliness thiab kev nyab xeeb ua rau nws ib tug nrov thiab txhim khu kev qha kev xaiv rau kev tsim kho cov tub txawg. Kev siv HPMC hauv phab ntsa putty mortars ua kom cov txiaj ntsig zoo thiab kav ntev, muab cov phab ntsa ua kom zoo nkauj thiab zoo nkauj.
Post lub sij hawm: Aug-08-2023