Hydroxypropyl Methyl Cellulose(HPMC) for wall putty
The wall putty is also named skim coat ,it is a decorative and functional trowelling plaster material for interior or external wall building . the function is to remove uneven defects on the surface of the base materials of wall, and eliminate the stress between different coating layers.
hydroxypropyl methylcellulose(
HPMC) CAS no. : 9004-65-3,is white to slightly off-white fibrous or granular powder,it is a synthetic modified natural polymer,and a nonionic cellulose ether with odorless and tasteless.
HPMC can increase properties of gelation, surface activity, water retention,thickening, adhesion, dispersion, emulsification, film-forming, suspension, providing protective colloids and other properties.
HPMC cellulose ether is widely used in tile adhesives, wall putty/skim coat, plaster/render mortars, EIFS, tile grouts, joint filler, self leveling compounds, detergents, ready to use paints and coatings, etc.
Application
For interior wall putty built by hand or machine
Interior wall decoration
Surface treatment on different base materials
Advantage
Enhances the adhesion of putty to various base materials
Improve water retention, consistency and stability of putty
Gives good workability to putty