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:
May. 16, 2017
Filed:
Apr. 19, 2012
Applicants:
Qiwei LU, Seven Hills, OH (US);
Feina Cao, Canton, MI (US);
Assignee:
Lubrizol Advanced Materials, Inc., Cleveland, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/67 (2006.01); C08L 51/00 (2006.01); C08L 69/00 (2006.01); C08G 18/48 (2006.01); C08K 3/26 (2006.01); C09D 17/00 (2006.01); C08J 3/22 (2006.01); C08K 3/34 (2006.01); C08L 75/04 (2006.01); C08G 18/42 (2006.01); C08G 18/44 (2006.01); C08G 18/66 (2006.01); C08G 18/76 (2006.01);
U.S. Cl.
CPC ...
C08L 75/04 (2013.01); C08G 18/4277 (2013.01); C08G 18/44 (2013.01); C08G 18/4833 (2013.01); C08G 18/664 (2013.01); C08G 18/6674 (2013.01); C08G 18/7671 (2013.01); C08L 69/00 (2013.01); C08L 2205/02 (2013.01);
Abstract
The present invention relates to electrostatic dissipative polycarbonate compositions that are prepared by combining an aromatic polycarbonate polymer with a thermoplastic polyurethane based inherently dissipative polymer and a compatibilizer component that comprises a second thermoplastic polyurethane. This second thermoplastic polyurethane is a reaction product of (a) at least one polyol intermediate, (b) at least one diisocyanate, and (c) at least one chain extender, wherein (a), the polyol intermediate comprises a polycaprolactone polyol, a polycarbonate polyol, or combinations thereof.