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There\'s an industrial techinique invloving a 2 part silicone reaction that crea

ID: 536054 • Letter: T

Question

There's an industrial techinique invloving a 2 part silicone reaction that creats a liquid silicone rubber for injection molding. It uses platinum to cure a silicone elastomer. I have attached a picture and am looking for any explanation/electron pushing that could help me explain this process to a group with limited organic chemistry knowledge. Thanks!

Polydimethyl Methylvinyl Siloxane CH CH CH HAC CH -Si---O-Si--O---S H >CH CH CH CH CH CH CH CH ---Si---O i---CH CH, CH Polydimethyl Methylhydrogen Siloxane Catalyst Pt Cured Silicone Elastomer CH CH3 ---Si---CH CH3 CH O H H R---Si---o----Si-- CH H HE CH CH O CH Si --CH

Explanation / Answer

Chain eleongation starts at C=C and chain propogates to form currosponding polymer.

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