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:
Dec. 22, 2009
Filed:
Apr. 02, 2008
Kenji Kimura, Toyonaka, JP;
Ryoji Soma, Nara, JP;
Kenji Kimura, Toyonaka, JP;
Ryoji Soma, Nara, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A process for producing a thermoplastic resin composition, comprising melting-kneading a thermoplastic resin and a neutralizing agent, and melting-kneading the melting-kneaded product obtained in a first step and a compound (I): wherein two Rs, two Rs, Rand Reach represent independently a hydrogen atom, an alkyl group etc.; two Rs each represent independently a hydrogen atom or an alkyl group; X represents a single bond, a sulfur atom or a —CHR— group, wherein Rrepresents a hydrogen atom, an alkyl group etc.; A represents an alkylene group or a *—COR— group, wherein Rrepresents a single bond or an alkylene group, and a symbol * represents a bond with an oxygen atom of a >P—O— portion; one of Y and Z represents a hydroxyl group, an alkoxy group or an aralkyloxy group, and the other of Y and Z represents a hydrogen atom, or an alkyl group.