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. 28, 1992
Filed:
Jul. 18, 1990
Applicant:
Inventor:
Robert A Lindner, North Wales, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08L / ; C08L / ; C09D / ;
U.S. Cl.
CPC ...
524313 ; 106270 ; 106271 ;
Abstract
A lubricant system providing desirable properties for both internal and external lubricity for polyvinylchloride resins is disclosed. Also disclosed is the use of the lubricants disclosed herein in an extruder. Polyvinylchloride articles obtained using the lubricant mixture of the present invention and/or the extrusion method are also described herein.