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. 04, 2003
Filed:
Jul. 10, 2001
Applicant:
Inventor:
Kazuo Takebe, Toyonaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/20 ; G03F 7/004 ;
U.S. Cl.
CPC ...
G02B 5/20 ; G03F 7/004 ;
Abstract
A photosensitive solution comprising a colorant, a binder, a photoactive compound and a solvent, wherein the solvent can dissolve a dried film formed from a photosensitive solution in 5 minutes or shorter when the dried film is immersed in the solvent, the amount of the solvent being 10 times by weight based on the amount of the dried film, is provided; and by using the photosensitive solution, even when application of the solution is conducted with a coater of slit and spin system, formation of the dried colored matter adhered to a color filter can be suppressed, frequency of the washing can be reduced, and the productivity can be improved.