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:
Jun. 11, 2024

Filed:

May. 28, 2019
Applicant:

Kuraray Co., Ltd., Kurashiki, JP;

Inventors:

Makoto Akai, Tsukuba, JP;

Tomohiro Ono, Tsukuba, JP;

Moe Kawahara, Tsukuba, JP;

Assignee:

KURARAY CO., LTD., Kurashiki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 220/14 (2006.01); C08F 220/18 (2006.01); C08F 293/00 (2006.01); C08J 3/12 (2006.01);
U.S. Cl.
CPC ...
C08J 3/12 (2013.01); C08F 220/14 (2013.01); C08F 293/00 (2013.01); C08F 220/18 (2013.01); C08J 2355/00 (2013.01);
Abstract

Pellets of an acrylic block copolymer are provided which are imparted with sufficient antiblocking properties without deterioration in the outstanding performance of the acrylic block copolymer such as transparency. A method for producing pellets (D) including an acrylic block copolymer (A) includes bringing raw pellets of an acrylic block copolymer (A) into contact with an aqueous dispersion (C) containing acrylic resin particles (B) and no surfactants, the acrylic block copolymer (A) including at least one polymer block (a1) including acrylic acid alkyl ester units and at least one polymer block (a2) including methacrylic acid alkyl ester units, and removing water attached to the pellets.


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Quick Actions:

Akai, Makoto. (2024). Method for producing acrylic block copolymer pellets (U.S. Patent No. 12006406). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12006406

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