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:
Sep. 01, 1992
Filed:
May. 28, 1991
Applicant:
Inventors:
Ronald Kendall, deceased, late of NL Voorhout, NL;
Ronald H Place, Vincent, OH (US);
Renate I Warren, Coolville, OH (US);
Assignee:
Borg-Warner Chemicals, Inc., Parkersburg, WV (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
524151 ; 524341 ; 525 68 ; 525 92 ; 525905 ;
Abstract
Polymer blend compositions having improved flammability performance comprise a polyphenylene ether resin, a high impact polystyrene resin, a flame retardant and a high molecular weight polystyrene resin having a weight average molecular weight, Mw, greater than about 400,000.