Fluorine-containing polymers with pendent thioorgano groups and

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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5253263, 525343, 525348, 525350, 525352, 525375, C08F 834

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active

049564196

ABSTRACT:
This invention provides fluorine-containing polymers having a plurality of thioorgano groups. These polymers are prepared by reacting a fluoropolymer precursor with one or more, organic, thiolate compounds thereby modifying the fluoropolymer precursor by grafting onto its backbone the thioorgano groups. Said thioorgano groups may contain functional moieties that modify the cure properties, bulk properties or compatibility of the thioorgano fluoropolymer precursor. This invention also provides shaped or formed cured articles, coatings and solutions comprising the thioorgano fluoropolymers, and blends thereof with other compatible polymers.

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J. F. Smith, "Diothiol Curing Agents for `Viton` a Fluoroelastomer", Rubber World, May, 1959, pp. 263-266.
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