SiSiB® SR8621 is a co-hydrolysis product of tetraalkoxy silane (Q unit) and trimethyl alkoxy silane (M unit). It is the kinetic reaction products of silicates with trimethyl siloxy groups which generate a silicon-based, cross-linked three dimensional network.
SiSiB® SR8621 silane product can be compounded with polydimethylsiloxanes or dissolved in appropriate solvents like aromatic and no-aromatic hydrocarbons or lower alcohols.
Viscosity, 60% in xylene @ 25°C
Volatile @ 150°C, 2h
This product can be used as reinforcing filler of pressure sensitive silicone adhesives.
SiSiB® SR8621 can be used as intermediate of protective coatings for scratch resistance, insulation resistance, etc.
SiSiB® SR8621 can be used as silicone additives of releasing agents, deformers, releasing modifiers, etc.
SiSiB® SR8621 can be used as treatment of granular materials for water repellency.
SiSiB® SR8621 is supplied in 25Kg fiber drum.
In the unopened original container SiSiB®SR8621 has a shelf life of 18 months in a dry and cool place.