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:
Nov. 17, 2015
Filed:
Jul. 29, 2014
Applicant:
Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;
Inventors:
Takehiro Seshimo, Kawasaki, JP;
Takahiro Dazai, Kawasaki, JP;
Takaya Maehashi, Kawasaki, JP;
Ken Miyagi, Kawasaki, JP;
Yoshiyuki Utsumi, Kawasaki, JP;
Assignee:
Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/40 (2006.01); G03F 7/20 (2006.01); G03F 7/42 (2006.01); C08L 3/00 (2006.01); C08L 33/12 (2006.01);
U.S. Cl.
CPC ...
G03F 7/20 (2013.01); C08L 3/00 (2013.01); G03F 7/40 (2013.01); G03F 7/427 (2013.01); C08L 33/12 (2013.01);
Abstract
A method of forming a structure containing a phase-separated structure, the method including: a step of forming a layer containing a block copolymer having a plurality of blocks bonded and a purity of 98% or more, and a step of phase-separating the layer containing the block copolymer.