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. 01, 1997
Filed:
Feb. 28, 1995
Applicant:
Inventors:
Hendrik T Van De Grampel, Bergen Op Zoom, NL;
Yongsheng Hou, Pittsburgh, PA (US);
Dennis O Spencer, Shelby, NC (US);
Robert G Swisher, Pittsburgh, PA (US);
Thomas V Thimons, Allison Park, PA (US);
Assignee:
Azdel, Inc., Shelby, NC (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524494 ; 523222 ; 524495 ; 525285 ; 428902 ; 442391 ; 442393 ; 442398 ;
Abstract
A composite material consisting of continuous random glass mats with a new non-peroxide sizing chemistry, polypropylene and a functionalized polypropylene. This composite gives unexpectedly higher performance in bumper beam applications. The functionalized polypropylene contains anhydride functionalities, which are preferably maleic anhydride.