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Karstedt catalyst

0.05% Pt as Karstedt catalyst in 500 cSt vinyl terminated polydimethyl-siloxane

Chemical Formula

Pt2(1,1,3,3-tetramethyl-1,3- divinyldisiloxane)3

 

Product Codes

UK: 189142

This product can be ordered worldwide under the above product codes

 

CAS number

68478-92-2

 

Product Family

Pgm compound solution (organic)

 

Process

Hydrosilylation

 

Market

Silicones

 

This catalyst is a low concentration solution of platinum as Karstedt in 500 cSt vinyl terminated polydimethylsiloxane. It is used for the addition curing cross-linking reaction between Si-vinyl and Si-H groups.

Karstedt catalyst promotes a quick, low temperature curing in the formation of silicone elastomers. Johnson Matthey can provide formulations to meet specific requirements for activity, stability and viscosity. 

Karstedt-catalyst-technical-sheet-189142

Benefits

• High stability, low platinum concentration formulation with low
  colour and turbidity

• Karstedt catalyst promotes the hydrosilylation reaction in
  addition cure systems

• Cross-linking between the vinylsiloxane and silyl is possible at...

Download the Technical Sheet for full details. (1MB PDF file opens in a new window)

Please contact our Sales Team for Specifications.

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