The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 13, 1991

Filed:

May. 20, 1988
Applicant:
Inventors:

J Reginald Ashley, Runcorn, GB;

Martin B Evans, Cheshire, GB;

Roger N Rothon, Giulden Sutton, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
523202 ; 523203 ; 523205 ; 523206 ;
Abstract

A cohesive polymer matrix comprising a matrix polymer and a coated particulate fillter dispersed therein, characterized in that the matrix polymer is a cross-linked olefin/acrylic polymer, and the filler is coated at least in part with a composition comprising an organic coating polymer of number average molecular weight of up to 200,000, which contains an acidic group (or a precursor thereof) and an unsaturated group optionally linked to the matrix polymer and a process for its production, and precursors thereof for use in the process.


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