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.
Patent No.:
Date of Patent:
Jul. 20, 1993
Filed:
Jun. 12, 1991
Applicant:
Inventor:
William M Cooper, Clinton, NJ (US);
Assignee:
Hoechst Celanese Corp., Somerville, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08J / ;
U.S. Cl.
CPC ...
524404 ; 524424 ; 524492 ; 524494 ; 524701 ; 524789 ; 523-1 ; 523333 ;
Abstract
A process for making filled molding powders by preparing a dilute solution of a polymer, making a slurry of a filler in the polymer solution, and then causing the polymer to come out of solution, e.g. by adding a nonsolvent or by solvent evaporation, so that the polymer coats the filler particles.
Cooper, William. (1993). Formation of filled molding powders of polybenzimidazole and other (U.S. Patent No. 5229448). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5229448
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile