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:
Apr. 23, 2013
Filed:
Sep. 02, 2009
Hiroshi Matsutani, Hitachi, JP;
Takumi Ueno, Hitachi, JP;
Alexandre Nicolas, Hitachi, JP;
Ken Nanaumi, Chikusei, JP;
Hiroshi Matsutani, Hitachi, JP;
Takumi Ueno, Hitachi, JP;
Alexandre Nicolas, Hitachi, JP;
Ken Nanaumi, Chikusei, JP;
Hitachi Chemical Company, Ltd., Tokyo, JP;
Abstract
A positive tone photosensitive composition comprising: (A) an alkali-soluble resin having a phenolic hydroxyl group; (B) a phenol resin modified by a compound having an unsaturated hydrocarbon group containing 4 to 100 carbon atoms; (C) a compound that generates an acid by the action of light; (D) a thermal cross-linker that crosslinks the ingredient (A) and the ingredient (B) by heating; and (E) a solvent.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile