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:
Sep. 08, 2009

Filed:

Feb. 15, 2008
Applicants:

Tadashi Arai, Kumagaya, JP;

Takeo Shiba, Kodaira, JP;

Masahiko Ando, Cambridge, GB;

Inventors:

Tadashi Arai, Kumagaya, JP;

Takeo Shiba, Kodaira, JP;

Masahiko Ando, Cambridge, GB;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A disclosed technology is a method for exposing a photo-sensitive SAM film, wherein a self-assembled-monolayer (photo-sensitive SAM film) having photo-sensitivity, exhibiting hydrophobicity before exposure, and exhibiting hydrophilicity after exposure is formed on a substrate, exposure is performed to the substrate in a state in which a surface of the substrate on which the film has been formed is dipped in liquid or in a state in which a light-sensitive surface of the substrate faces downward to be in contact with liquid, exposure light is ultraviolet light, visible light, or light with an exposure-wavelength of 350 nm or more to 800 nm or less, and the liquid is at least one of organic solvent containing an aromatic group and organic solvent of alcohols, ethers, or ketones.


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