Curable composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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C525S09200D, C525S09200D

Reexamination Certificate

active

07019074

ABSTRACT:
A curable composition comprising (A) an organic polymer having a reactive silicon-containing group, and (B) a block copolymer containing in its molecule one soft segment and at least one hard segment having structural units of an aromatic vinyl monomer. The composition has an improved adhesive property to substrates to which conventional curable compositions comprising an organic polymer having a reactive silicon-containing group are hard to adhere, such as mortar, concrete, fluorocarbon resin coats, EPDM rubber sheet, polyvinyl chloride resin sheet and acrylic resin substrate.

REFERENCES:
patent: 4593068 (1986-06-01), Hirose et al.
patent: 5250607 (1993-10-01), Comert et al.
patent: 5391610 (1995-02-01), Comert et al.
patent: 6355317 (2002-03-01), Reid et al.

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