Gasket/packing material with excellent adhesiveness and resistan

Details Gasket/packing material with excellent adhesiveness and resistan Gasket/packing material with excellent adhesiveness and resistan

1987-08-13

1991-05-07

Bleutge, John C.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524783, 524785, 524786, 524863, 528 22, 528 33, 528 34, 528901, C09L 8306

Patent

active

050137816

ABSTRACT:
A gasket and packing material which exhibits excellent adhesiveness to substrates and resistances to degradation of properties when exposed to hot hydrocarbon oils and coolants such as used in an automobile radiator are made by curing a composition which contains polydimethylsiloxane, an organopolysiloxane having R'.sub.3 SiO.sub.0.5 and SiO.sub.2 units or R'.sub.3 SiO.sub.0.5, R'.sub.2 SiO, and SiO.sub.2 units, an inorganic filler, an alkoxysilane adhesion promoter, and a ketoxime silicon compound crosslinker.

REFERENCES:
patent: 3829529 (1974-08-01), Lengnick
patent: 4191817 (1980-03-01), Schiller et al.
patent: 4257932 (1981-03-01), Beers
patent: 4399267 (1983-08-01), Bosch et al.
patent: 4485206 (1984-11-01), Inoue et al.
patent: 4503210 (1985-03-01), Von Au et al.
patent: 4514529 (1985-04-01), Beers et al.
patent: 4680363 (1987-07-01), Beers
patent: 4689363 (1987-08-01), Inoue et al.

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