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.:

US 8404344 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 26, 2013

Filed:

May. 16, 2006
Applicants:

Natsuki Ukei, Osaka, JP;

Tatsumi Amano, Osaka, JP;

Masahiko Ando, Osaka, JP;

Takeshi Sutou, Osaka, JP;

Inventors:

Natsuki Ukei, Osaka, JP;

Tatsumi Amano, Osaka, JP;

Masahiko Ando, Osaka, JP;

Takeshi Sutou, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/12 (2006.01); C09D 5/00 (2006.01); C08L 33/10 (2006.01); C08K 5/36 (2006.01); C08K 5/16 (2006.01); C08K 5/3432 (2006.01); C08K 5/3445 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pressure-sensitive adhesive composition characterized by comprising a water-dispersible (meth)acryl-based polymer containing, as a monomer component, 50 to 99.9% by weight of a (meth)acrylate having an alkyl group with a carbon number of 1 to 14, and an ionic liquid. There is provided a pressure-sensitive adhesive composition that attains static charge prevention at peeling between pressure sensitive adhesive layer and adherend not rendered antistatic, thereby reducing contamination of the adherend. Also, there are provided, making use of the same, an antistatic pressure sensitive adhesive sheet and surface protective film.


Find Patent Forward Citations

Ukei, Natsuki. (2013). Pressure sensitive adhesive composition, pressure sensitive adhesive sheet and surface protective film (U.S. Patent No. 8404344). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8404344

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