Polyvinyl acetal resin, use thereof as an adhesion promoting add

Details Polyvinyl acetal resin, use thereof as an adhesion promoting add Polyvinyl acetal resin, use thereof as an adhesion promoting add

1988-10-03

1991-02-12

Schofer, Joseph L.

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

Synthetic resins

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

525 60, 525 61, C08F 800

Patent

active

049925091

ABSTRACT:
Polyvinyl acetal resin, use thereof as an adhesion promoting additive, method of producing same, and adhesive composition comprising same
An acrylate- or methacrylate-substituted polyvinyl acetal resin of formula I: ##STR1## wherein the weight percentages of the X, Y and Z groups are variable, R is a hydrogen atom or an alkyl group, and

REFERENCES:
patent: 3647756 (1972-03-01), Okaya et al.
patent: 4130518 (1978-12-01), Rybny et al.
patent: 4523983 (1985-06-01), Lin
patent: 4710539 (1987-12-01), Siudat et al.

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