Sealing component for connector waterproofing

Details Sealing component for connector waterproofing Sealing component for connector waterproofing

1995-08-01

1997-05-20

Dean, Ralph H.

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...

528 24, C08G 7708

Patent

active

056313217

ABSTRACT:
The present invention provides a sealing component for connector waterproofing having an excellent heat resistance, low-temperature resistance and oil resistance which can be economically produced in a reduced molding time. A novel sealing component for connector waterproofing is provided, which comprises a vulcanized composition comprising at least (a) 100 parts by weight of an organopolysiloxane represented by the following average composition formula (I), (b) from 5 to 500 parts by weight of a finely divided silica filler, (c) from 0.01 to 5 parts by weight of a dialkyl peroxide or peroxy ketal which has a half-life of 1 hour at a temperature of from 130.degree. C. to 150.degree. C., (d) from 0.1 to 5 parts by weight of a silicon compound having two or more Si--H bonds per molecule, and (e) from 0.01 to 2 parts by weight of an organic peroxide represented by the following general formula (II):

REFERENCES:
patent: 4061704 (1977-12-01), Barter
patent: 4771099 (1988-09-01), Itoh et al.
patent: 5051465 (1991-09-01), Yoshino et al.
patent: 5294373 (1994-03-01), Takahashi et al.

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