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. 08, 2019
Filed:
Nov. 15, 2010
Narong an, Shanghai, CN;
Yu Ren, Shanghai, CN;
Dake Shen, Shanghai, CN;
Yaming Niu, Shanghai, CN;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Abstract
Compositions containing a polycarbonate and a linear and cyclic phenyl containing siloxanes are disclosed. Specifically, a composition comprising: (a) a branched polycarbonate resin, (b) a flame retardant, (c) at least one linear phenyl containing siloxane and at least one cyclic phenyl containing siloxane, and (d) a linear polycarbonate resin when said branched polycarbonate is less than 100% based upon weight percent of total polycarbonate in said composition, wherein the amounts of said branched and linear polycarbonate resins, said linear siloxanes and cyclic siloxanes, and flame retardant are in amounts effective to provide a molded article from said composition with a UL94 V0 p(FTP) value of 0.90 or greater at a thickness of between 1 mm and 2.5 mm or at 2.5 mm or at 1.5 mm or at 1 mm is disclosed. In addition, a composition comprising: (a) a linear polycarbonate resin, (b) a flame retardant, (c) at least one phenyl-containing linear siloxane and at least one phenyl-containing cyclic siloxane, wherein the amounts of said linear polycarbonate resins, said phenyl-containing linear siloxanes and said phenyl-containing cyclic siloxanes, and said flame retardant are in amounts effective to provide a molded article of said composition with a UL94 V0 p(FTP) value of 0.90 or greater at a thickness of between 1 mm and 2.5 mm or at 2.5 mm or at 1.5 mm or at 1 mm is disclosed.