Esters of hydroxy terminated polybutadiene compositions and meth

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

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525285, 525286, 525385, 525386, C08F 3606

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active

055874339

ABSTRACT:
A method for producing esters of hydroxy terminated polybutadiene, including the steps of: (a) providing an anhydride; (b) reacting a hydroxy terminated polybutadiene with the anhydride to form a carboxyl terminated polybutadiene derivative; (c) reacting the derivative with an epoxide. Also a curable composition, including: (a) an ester of hydroxy terminated polybutadiene; (b) a copolymerizable ethylenically unsaturated monomer; and (c) a drier.

REFERENCES:
patent: 3705208 (1972-12-01), Nakamuta et al.
patent: 5288801 (1994-02-01), Ishii et al.
patent: 5523337 (1996-06-01), Banerjee et al.

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