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. 23, 2015

Filed:

Jul. 09, 2014
Applicant:

Tokyo Ohka Kogyo Co., Ltd., Kawasaki, JP;

Inventors:

Tomoya Kumagai, Kawasaki, JP;

Takumi Namiki, Kawasaki, JP;

Assignee:

Tokyo Ohka Kogyo Co., Ltd., Kawasaki-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/26 (2006.01); G03F 7/40 (2006.01); C09D 129/04 (2006.01);
U.S. Cl.
CPC ...
G03F 7/40 (2013.01); C09D 129/04 (2013.01);
Abstract

A coating agent for forming a fine pattern and a method for forming a fine pattern using the coating agent, in which the coating agent allows a resist pattern to be favorably fined, and can form a fined pattern having a suppressed deviation of CD. A coating agent for forming a fine pattern including (A) a water-soluble polymer is combined with a compound in which the compound has an alkyl group having 8 or more carbon atoms bound to a nitrogen atom, and is combined with 4 moles or more of ethylene oxide and/or propylene oxide with respect to 1 mole of a nitrogen atom bound with the alkyl group as (B) a nitrogen-containing compound.


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