US Patent 7671142 Thermoplastic resin having rigidity when heated

Patent 7671142 was granted and assigned to Asahi Kasei on March, 2010 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Asahi Kasei

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76711420

Patent Inventor Names

Tomofumi Maekawa0

Date of Patent

March 2, 2010

Patent Application Number

105825560

Date Filed

December 9, 2004

Patent Primary Examiner

‌

David Buttner

Patent abstract

A thermoplastic resin composition which comprises (A) 1 to 99 parts by weight of polytrimethylene terephthalate and (B) 99 to 1 part by weight of a polycarbonate, wherein the ingredient (A) crystallization enthalpy, ΔHcc, which is obtained when the thermoplastic resin composition is heated from 0 ° C. at a rate of 20° C./min is 0 to 15 J/g.