Ashbys-catalyst-2-platinum

Ashby’s catalyst, 2% platinum

Ashby’s catalyst solution is a Pt(0) complex in tetramethyltetravinylcyclotetrasiloxane. It is used for the addition curing cross-linking reaction between Si-vinyl and Si-H groups. The highly stable catalyst solution provides a long pot life with rapid curing at elevated temperatures.

specification

Chemical formula

Pt[(C3H6SiO)4]x

Product codes

US: C1098
UK: 189129

CAS number

68585-32-0

Product family

Pgm compound solution (organic)

Process

Hydrosilylation

Platinum content

1.9 – 2.4 % w/w

Colour

Pale yellow

Market

Silicones

Benefits

Platinum is in the zero oxidation state with no chlorides coordinated.
Ashby’s catalyst promotes the hydrosilylation reaction in addition cure systems at elevated temperature, with a long pot life at room temperature
Ashby’s catalyst is supplied in solution for easy dosing and formulation