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:
Jun. 09, 1981

Filed:

Oct. 26, 1979
Applicant:
Inventors:

James R Miller, Richfield, OH (US);

Edward J Leeson, Avon Lake, OH (US);

Assignee:

The B. F. Goodrich Company, Akron, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
260 / ; 525315 ; 526 93 ; 528485 ; 528487 ; 528492 ; 528498 ;
Abstract

Residual acrylonitrile dissolved in acrylonitrile copolymers and/or water in which acrylonitrile polymers are polymerized or processed such as a latex thereof or from acrylonitrile processes can be substantially reduced by adding to polymer-water mixtures for example, after at least 90% of the monomers have been polymerized, additional catalyst and an amount of comonomer in excess of the amount of free acrylonitrile present.


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Miller, James. (1981). Treating dispersions of acrylonitrile polymers (U.S. Patent No. 4272425). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4272425

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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