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silicones

Silicones

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal 7 Comments

structure of silicone

Silicones are synthetic organosilicon polymers containing repeated R2SiO units held by Si-O-Si linkages. These compounds have general formula (R2SiO)n where R=methyl or aryl group. Preparation When methyl chloride reacts with silicon in the presence of copper as a catalyst at 570 K , various types of methyl substituted chlorosilanes of formula CH3SiCl3 , … [Read more...] about Silicones

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