Room temperature vulcanizable organopolysiloxane composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...

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528 33, 528 34, 528901, 525477, C08G 7720

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049608479

ABSTRACT:
A room temperature vulcanizable organopolysiloxane composition capable of yielding a cured product exhibiting an improved resistance to oil and improved adhesiveness to metals, which comprises a diorganopolysiloxane blocked with a hydroxyl group at both ends of the molecule, an organosilane or siloxane having at least two hydrolyzable groups, each bonded to a silicone atom, in one molecule, and an organosilane or siloxane having at least one vinyl group and at least one hydroxyl group, each bonded to a silicon atom, in one molecule. The composition may further comprise a filler.

REFERENCES:
patent: 3997497 (1976-12-01), Itoh et al.
patent: 4356116 (1982-10-01), Beers
patent: 4503210 (1985-03-01), Von Au et al.
patent: 4689363 (1987-10-01), Inoue et al.

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