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:
Apr. 14, 2020

Filed:

Aug. 28, 2019
Applicant:

Mitsubishi Chemical Corporation, Chiyoda-ku, JP;

Inventors:

Kiyomi Takei, Mie, JP;

Akira Ishikubo, Mie, JP;

Yuji Soejima, Mie, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/06 (2006.01); A61Q 5/12 (2006.01); A61Q 5/06 (2006.01); A61Q 5/02 (2006.01); A61K 8/898 (2006.01); A61K 8/81 (2006.01); A61K 8/31 (2006.01); A61K 8/19 (2006.01); A61K 8/891 (2006.01);
U.S. Cl.
CPC ...
A61K 8/06 (2013.01); A61K 8/19 (2013.01); A61K 8/31 (2013.01); A61K 8/81 (2013.01); A61K 8/8152 (2013.01); A61K 8/891 (2013.01); A61K 8/898 (2013.01); A61Q 5/02 (2013.01); A61Q 5/06 (2013.01); A61Q 5/12 (2013.01); A61K 2800/54 (2013.01);
Abstract

The present invention relates to a core-shell type polymer particle including a shell part composed of an amphoteric polymer (A) and a core part composed of a hydrophobic polymer (B).


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