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:
Feb. 26, 2019
Filed:
Dec. 03, 2014
3m Innovative Properties Company, St. Paul, MN (US);
Aya Nakada, Kanagawa ken, JP;
Hideyuki Hatanaka, Tokyo, JP;
Masaki Yoda, Tokyo, JP;
Toshihiro Suwa, Tokyo, JP;
Albert I. Everaerts, Oakdale, MN (US);
Shunsuke Suzuki, Tokyo, JP;
Yasuhiro Kinoshita, Tokyo, JP;
3M Innovative Properties Company, Saint Paul, MN (US);
Abstract
The present invention is a copolymer of a monomer mixture including about 25 to about 80 parts by mass of an alkyl (meth)acrylate, approximately 15 to approximately 50 parts by mass of a hydroxyl group-containing monomer, and approximately 5 to approximately 25 parts by mass of a macromer having a glass transition temperature (Tg) of approximately 50° C. or higher. The copolymer contains substantially no acidic groups.