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.

Date of Patent:
Dec. 10, 2019

Filed:

Aug. 18, 2016
Applicant:

Sekisui Plastics Co., Ltd., Osaka, JP;

Inventors:

Akiyoshi Kusaka, Nara, JP;

Kaori Kuwagaki, Nara, JP;

Ryosuke Harada, Shiga, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/12 (2006.01); A61Q 1/12 (2006.01); A61K 8/85 (2006.01); C09D 7/40 (2018.01); A61K 8/02 (2006.01); A61Q 19/00 (2006.01); C08G 63/183 (2006.01);
U.S. Cl.
CPC ...
C08J 3/12 (2013.01); A61K 8/0241 (2013.01); A61K 8/85 (2013.01); A61Q 1/12 (2013.01); A61Q 19/007 (2013.01); C08G 63/183 (2013.01); C09D 7/69 (2018.01); A61K 2800/412 (2013.01); C08J 2367/02 (2013.01);
Abstract

Polyester-based resin particles including a polyester-based resin as a base resin, in which the base resin exhibits a plurality of endothermic peaks corresponding to crystal melting temperatures by DSC measurement, at least one of the endothermic peaks exists in each region of a low temperature side region and a high temperature side region, a maximum endothermic peak of the low temperature side region and a maximum endothermic peak of the high temperature side region exhibit a crystal melting heat amount ratio (low temperature side crystal melting heat amount/high temperature side crystal melting heat amount) in a range of 0.1 to 1.5, and the polyester-based resin particles have a volume average particle diameter of 1 to 50 μm.


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