Curable resin composition

Details Curable resin composition Curable resin composition

1989-07-17

1994-07-12

Bleutge, John C.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525423, 525510, 528 26, 528 27, 528 38, 528 93, C08F28300, C08G 7700, C08L 6300

Patent

active

053289668

ABSTRACT:
Disclosed is a curable resin composition comprising (a) 100 parts by weight of a siloxane-amide block copolymer of formula (1): ##STR1## where R.sup.1 is a substituted or unsubstituted divalent hydrocarbon group; R.sup.2 may be the same or different and each is a substituted or unsubstituted monovalent hydrocarbon group; R.sup.3 is substituted or unsubstituted divalent aromatic hydrocarbon group; and m and an each are a number of 1 or more; (b) from 1 to 100 parts by weight of a crosslinking agent containing 2 or more epoxy groups in the molecule, and (c) up to 15 parts by weight of a curable catalyst. The composition can be cured at room temperature and in the absence of moisture in a closed system to give a cured product having high oil resistance and mechanical strength.

REFERENCES:
patent: Re32958 (1989-06-01), Koshii et al.
patent: 2819245 (1958-01-01), Shorr
patent: 3088847 (1963-05-01), Pines
patent: 4584342 (1986-04-01), Kondow
patent: 4668754 (1987-05-01), Policastro et al.
patent: 4754016 (1988-06-01), Aistal

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