US Patent 7553920 Fluorocarbon elastomer silicon vulcanizates

Patent 7553920 was granted and assigned to Dow Corning on June, 2009 by the United States Patent and Trademark Office.

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Patent Inventor Names

Lauren Marie Tonge0

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Patent abstract

A method is disclosed for preparing an elastomeric composition comprising:(I) mixing(A) a silicone base comprising a curable organopolysiloxane,(B) an optional crosslinking agent,(C) a cure agent in an amount sufficient to cure said organopolysiloxane;(II) mixing the product of step (I) with(D) a fluorocarbon elastomer,(E) an optional compatibilizer,(F) an optional catalyst,and(III) statically vulcanizing the organopolysiloxane,wherein the weight ratio of fluorocarbon elastomer (D) to silicone base (A) in the elastomeric base composition ranges from 95:5 to 30:70.

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=075539200

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edited on 20 May, 2023