1.Brief Introduction

HPMC-Hydroxypropyl Methyl Cellulose and Methyl Hydroxyethyl Cellulose and non-ionic cellulose ether made by natural high polymer cellulose as raw material and series of chemical processing. They are odorless, tasteless and non-toxic white powder, which can be dissolved in cold water to form a transparent viscous solution. Processing thickening, binding, dispersing, emulsifying, film, coating, suspending, absorbing, gelling, surface activity, water maintaining and protective colloid properties.

2.Parameter:

ItemsTechnical dataUnits
AppearanceWhite or off-white powder
Methoxy19%~24%%
Hydroxypropoxy4%~12%%
Viscosity range (2%,Brookfield)65000 ±5000mPa.S
Viscosity range (1%, NDJ)200,000 ±5000mPa.S
Moisture≤5%
PH Value7-9
Gel temperature60-75%
Packing Density250 – 360g/l

3.HPMC for Skim Coat:

Skim coat (also named by Wall Putty) is a decorative and functional trowelling plaster material for interior or external wall construction. It’s function is to remove uneven defects on the surface of the base materials of wall, and eliminate the stress between different coating layers.

HPMC for Skim Coat Application

For interior wall putty built by hand or machine
Interior wall decoration
Surface treatment on different base materials

HPMC for Skim Coat Advantage

Enhances the adhesion of putty to various base materials
Improve water retention, consistency and stability of putty
Gives good workability to putty

HPMC for Skim Coat

4. Models recommend

Product grade Viscosity
NDJ
Viscosity
Brookfield
SKIM COAT
Lime based Gypsum based Cement based
General grade
MH 75T75,00035,000●●
ME 75T75,00035,000●●
MH 100T100,00045,000●●●●●●
ME 100T100,00045,000●●●●●●
Modified grade
LD1516100,00045,000●●●●
S212875,00030,000●●●●●●●●●
M311075,00040,000●●●●●●●●●
M311670,00030,000●●●●●●●
M3228175,00060,000●●●