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:
Mar. 11, 2008
Filed:
Jan. 03, 2005
Satoshi Kato, Kanagawa, JP;
Rie Shirahama, Kanagawa, JP;
Atsushi Kusuno, Kanagawa, JP;
Kazunori Yano, Mie, JP;
Yuuko Motegi, Mie, JP;
Satoshi Kato, Kanagawa, JP;
Rie Shirahama, Kanagawa, JP;
Atsushi Kusuno, Kanagawa, JP;
Kazunori Yano, Mie, JP;
Yuuko Motegi, Mie, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
An aliphatic polyester polyether copolymer is provided having an aliphatic polyester moiety comprising 35 to 50 molar % of an aliphatic diol unit, 35 to 50 molar % of an aliphatic dicarboxylic acid unit and 0 to 30 molar % of an aliphatic oxycarboxylic acid unit and a polyether moiety, wherein η/C is not less than 1.40 and the ratio by weight of the polyether moiety to the aliphatic polyester polyether copolymer is 0.1 to 90% by weight.