Product description

Product Description
Chemical Name: Vinyl functionalized polysilazane; oligosilazane; organopolysilazane(OPSZ)
CAS No. 503590-70-3
Description: Solvent-free, low viscosity liquid polysilazane resin that can be used as a coating binder and ceramic precursor.

Technical Data
Appearance: Colorless or light yellow clear liquid
Active content 100%
Viscosity 25℃（mPa.s） 30-50cs
Ceramic yield 80-90%
Pencil hardness 6H Test conditions: 304 stainless steel as substrate, spin coating and air drying, film thickness 4μm
Bonding strength 5B
Water contact angle 107°
Air high temperature resistance 500℃

Property and Main Use
Thermal curing, free radical initiated curing, UV light curing, catalytic curing; good adhesion, hardness and hydrophobicity; can withstand 1000℃ peak temperature for a long time after ceramicization; high ceramic yield;
Used for high temperature resistant and anti-corrosion coatings on metals; used for non-stick coatings on molds; suitable for metal, glass and plastic substrates.

Processing and Curing
Coating method: various construction methods such as wiping, dipping, spraying, brushing, roller coating, etc.
Curing conditions: Curing at 180℃ for 3-4 hours or 250℃ for 0.5 hours.