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:
Jan. 14, 2014
Filed:
Dec. 19, 2012
Applicants:
Paul R. Lavallee, Berwyn, PA (US);
Mark L. Lavach, Allentown, PA (US);
Rong Maria HU, Apex, NC (US);
Inventors:
Paul R. Lavallee, Berwyn, PA (US);
Mark L. Lavach, Allentown, PA (US);
Rong Maria Hu, Apex, NC (US);
Assignee:
Arkema Inc., King of Prussia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an acrylic copolymer additive useful as a process aid in highly filled polyvinyl chloride (PVC) and chlorinated polyvinyl chloride (CPVC) composites. The acrylic additive is especially useful in highly filled PVC flooring tiles, rolled flooring, pipe and siding. The acrylic copolymer additive contains from 50 to 79 weight percent of methyl methacrylate monomer units, and has a Tg of less than 90° C.