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. 14, 1992
Filed:
Apr. 23, 1990
Applicant:
Inventor:
Keith S Shih, Wilmington, DE (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525309 ; 525289 ; 525305 ; 525324 ; 525240 ; 525264 ; 525316 ;
Abstract
Compositions comprised of ultra-high molecular weight polyethylene slurried in a styrene monomer containing a styrene crosslinker and a free radical catalyst are disclosed. These slurries are subjected to heating in a mold whereby the polyethylene phase is dissolved in the styrene monomer and the styrene monomer is polymerized to form a shaped article. The polystyrene/polyethylene product has unique properties.