Thickening thiab rheology hloov kho: HPMC tuaj yeem ua kom cov viscosity ntawm txheej txheej, txhim kho cov khoom ntws ntawm cov khoom sib tov, pab tiv thaiv cov txheej los ntawm sagging thiab dripping, thiab ua rau cov txheej smoother thiab ntau yam.
Kev tuav dej thiab ruaj khov: HPMC tuaj yeem khaws cov dej noo hauv txheej, tiv thaiv kom qhuav ntxov, thiab xyuas kom meej tias cov txheej txheem tseem ua haujlwm tau ntev dua. Raws li qhov tshwm sim, cov zaj duab xis qhuav txheej tau zoo dua qib, muaj zog adhesion, thiab tsis tawg.
Adhesion thiab zaj duab xis tsim: Tom qab lub txheej dries, HPMC tsim ib tug nruam cohesive zaj duab xis uas khi pigments, fillers thiab ntau yam additives ua ke. Qhov no txhim kho cov neeg kho tshuab lub zog, yoog raws thiab ua haujlwm ntev ntawm cov txheej txheej qhuav, muab kev tiv thaiv ntev rau lub tsev.
Kev sib raug zoo thiab kev ruaj ntseg: HPMC yog sib xws nrog ntau yam ntawm cov khoom xyaw txheej thiab tswj kom zoo dispersion thoob plaws hauv daim ntawv thov txheej txheem. Nws pab tiv thaiv particle theem sib cais, nag lossis daus thiab agglomeration, ua kom lub sij hawm ntev stability ntawm txheej.
Txhim kho adhesion thiab substrate wetting: Qhov kev ua haujlwm saum npoo ntawm HPMC tuaj yeem txhim kho kev sib kis ntawm txheej txheej ntawm substrate thiab txhim kho adhesion. Txo qhov kev pheej hmoo ntawm txheej txheej delamination, flaking thiab tsis ua haujlwm ntev.
Ib puag ncig thiab kev noj qab haus huv cov txiaj ntsig: HPMC yog cov khoom tsis muaj tshuaj lom, biodegradable, ib puag ncig tus phooj ywg zoo tagnrho rau cov txheej txheem tsim vaj tsev ruaj khov. HPMC tsis tso tawm cov teeb meem tsis zoo ntawm cov organic sib txuas (VOCs) thaum lub sijhawm thov, pab txhim kho huab cua hauv tsev thiab txo qhov cuam tshuam ib puag ncig.
UV tsis kam: HPMC tuaj yeem txhim kho UV tiv thaiv ntawm cov txheej txheem vaj tsev, txo qis fading thiab tswj cov tsos ntawm cov txheej.
Pigment thiab muab tub lim stabilization: HPMC pab stabilize pigments thiab fillers nyob rau hauv txheej txheej formulations kom tiv thaiv tau los yog sib cais thaum lub sij hawm cia thiab daim ntawv thov.
Txo cov plua plav: Hauv qee cov txheej txheem, HPMC tuaj yeem pab txo qis qhov nyiam ntawm qhov chaw los tsim cov plua plav, txhim kho kev huv thiab ua kom ntev ntawm cov txheej txheej.
Txhim kho kev ua haujlwm: HPMC txhim kho tag nrho cov ntawv thov kev ua haujlwm ntawm cov txheej txheem tsim vaj tsev, ua rau lawv yooj yim rau kev thov, sib kis thiab ua haujlwm. Cov cuab yeej no muaj txiaj ntsig tshwj xeeb rau cov txheej txheem uas yuav tsum tau ua kom tiav daim ntawv thov, xws li textured coatings lossis hniav topcoats.
Kev tsim cov yeeb yaj kiab thiab kev ua kom yooj yim: HPMC pab txhim kho cov yeeb yaj kiab tsim cov txheej txheem, ua kom lawv tsim cov yeeb yaj kiab tiv thaiv txuas ntxiv ntawm substrate. Cov yeeb yaj kiab tsim los ntawm cov txheej txheem uas muaj HPMC nthuav tawm qhov hloov pauv tau zoo, uas yog qhov tseem ceeb kom haum rau kev txav ntawm lub substrate thiab tiv thaiv kev tawg lossis tawg.
Cracking resistance: HPMC pab txo qhov kev pheej hmoo ntawm kev tawg hauv cov txheej txheem vaj tsev. Nws muaj peev xwm khaws cov dej thiab ua kom yooj yim ntawm cov txheej txheem ua rau nws tawg ua hauj lwm.
Thermal and freeze-thaw stability: Architectural coatings siv HPMC tuaj yeem tswj hwm lawv cov yam ntxwv thiab cov khoom ntawm qhov kub thiab txias, ua kom muaj kev ruaj ntseg thaum khaws cia thiab siv. HPMC txhim khu khov-thaw stability ntawm architectural txheej. Qhov no feature yog tshwj xeeb tshaj yog ib qho tseem ceeb nyob rau hauv cov cheeb tsam nrog fluctuating kub, raws li nws tiv thaiv lub txheej los ntawm kev tawg los yog poob nws cov yam ntxwv kev ua tau zoo tom qab rov qab freeze-thaw mus.
Cov khoom no ua rau HPMC yog ib qho tseem ceeb ntawm cov txheej txheem txheej txheej, uas tsis yog tsuas yog txhim kho kev ua haujlwm ntawm cov txheej txheem, tab sis kuj tseem pab txhim kho qhov yooj yim ntawm daim ntawv thov thiab cov kav ntev ntawm cov txheej.
Post lub sij hawm: Oct-28-2024