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:
Aug. 15, 2017
Filed:
Mar. 11, 2014
Applicant:
Bayer Materialscience Llc, Pittsburgh, PA (US);
Inventor:
Xiangyang Li, Seven Fields, PA (US);
Assignee:
Covestro LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08L 9/00 (2006.01); C08L 83/04 (2006.01); C08K 3/22 (2006.01); C08K 3/38 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08L 9/00 (2013.01); C08L 83/04 (2013.01); C08K 2003/2227 (2013.01); C08K 2003/387 (2013.01); C08L 2201/02 (2013.01); C08L 2205/03 (2013.01); C08L 2207/04 (2013.01);
Abstract
The present invention provides a polycarbonate composition containing hydroxy aluminum hydroxide which exhibits increased gloss level. This effect is seen in polycarbonate blend or blends of polycarbonate and polyesters. This additive is effective in increasing the gloss level of polymer or polymer blend with gloss levels lower than 80 at 20 degree incident angle.