HPMc Hydroxypropyl Methyl Cellulose CAS 9004-65-3
Hydroxypropyl methyl cellulose (HPMC)
Cov tsos mob: Milky dawb los yog hmoov dawb
Carbonization kub: 280-300%
Xim kub: 190-200%
Particle loj: 100 mesh pass tus nqi yog ntau dua 98.8%; 80 mesh pass tus nqi 99.9%; Qhov loj me me ntawm tshwj xeeb specification yog 40-60 mesh
Pom meej ntom ntom: 0.25-0.70g / cm (feem ntau yog 0.5g / cm), tshwj xeeb gravity: 1.26-1.31
Solubility: soluble hauv dej thiab qee cov kuab tshuaj, xws li kev faib ua feem ntawm ethanol / dej, propanol / dej.Cov kua dej aqueous muaj cov dej num saum npoo av, siab transparency thiab ruaj khov.
Hydroxypropyl methyl cellulose, tseem hu ua hydroxypropyl methyl cellulose, fiber ntau pob hydroxypropyl methyl ether, yog xaiv cov paj rwb ntshiab heev li raw khoom raws li alkaline tej yam kev mob tshwj xeeb.
etherification thiab kev npaj.Nws muaj cov yam ntxwv ntawm thickening muaj peev xwm, ntsev tsis kam, tsis tshua muaj tshauv cov ntsiab lus, PH stability, dej tuav, seem stability, zoo heev zaj duab xis tsim, thiab dav mildew kuj,
dispersibility thiab adhesion.
Kev tsim kho kev lag luam
1.Cement mortar
2.Ceramic pobzeb cement
3.Asbestos thiab lwm yam refractory txheej: raws li tus neeg sawv cev ncua kev kawm ntawv, fluidity improver, tab sis kuj txhim kho cov adhesion ntawm substrate.
4.Gypsum coagulant slurry: txhim kho dej tuav thiab ua haujlwm, txhim kho adhesion rau substrate
5.Joint cement: ntxiv rau hauv av sib koom ua ke cement rau gypsum board los txhim kho cov dej ntws thiab dej tuav