Sealant composition

Details Sealant composition Sealant composition

1987-12-23

1990-04-03

Terapane, John F.

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

Synthetic resins

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

525 86, 525 98, 524504, 524505, C08L 4700

Patent

active

H00007587

ABSTRACT:
A sealant composition comprises a functionalized polymer component which is prepared by grafting enough carboxylic acid, dicarboxylic acid, or derivative thereof onto a polymer component to thereby functionalize the polymer component and provide a resultant sealant composition with adhesive which is resistant to deterioration in the presence of water, said polymer component comprising a multiblock copolymer having at least two end blocks A and at least one midblock B, wherein the A blocks comprise monoalkenyl arene blocks and the B blocks comprise substantially completely hydrogenated conjugated diene polymer blocks.

REFERENCES:
patent: 3239478 (1966-03-01), Harlan, Jr.
patent: 4007311 (1977-02-01), Harlan, Jr.
patent: 4418123 (1983-11-01), Bunnelle et al.
patent: 4578429 (1986-03-01), Gergen et al.

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