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:
Feb. 16, 2016
Filed:
Aug. 10, 2012
Tomoo Tokiwa, Tochigi, JP;
Masahiro Gomibuchi, Tochigi, JP;
Tomoo Tokiwa, Tochigi, JP;
Masahiro Gomibuchi, Tochigi, JP;
JSP Corporation, Tokyo, JP;
Abstract
A process for producing a foamed blow-molded article, including melting and mixing a branched polycarbonate resin having a specific polystyrene equivalent weight average molecular weight, a specific weight average absolute molecular weight and a relatively high terminal hydroxyl group content, a linear polycarbonate resin having specific polystyrene equivalent weight average molecular weight, a specific weight average absolute molecular weight and a relatively low terminal hydroxyl group content and a branching agent to obtain a polycarbonate resin 'A', mixing the polycarbonate resin 'A' with a blowing agent to obtain a foamable molten resin composition, extruding the foamable molten resin composition to obtain a foamed parison, and blow-molding the foamed parison.