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. 30, 2013
Filed:
Oct. 03, 2011
Koji Ichikawa, Osaka, JP;
Mitsuyoshi Ochiai, Osaka, JP;
Takashi Hiraoka, Osaka, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
The present invention provides a salt represented by the formula (I): wherein Qand Qindependently each represent a fluorine atom or a C1-C6 perfluoroalkyl group, Lrepresents a C1-C17 divalent saturated hydrocarbon group in which one or more —CH— can be replaced by —O— or —CO—, ring W represents a C3-C36 aliphatic ring in which one or more —CH— can be replaced by —O—, —S—, —CO— or —SO— and in which one or more hydrogen atoms can be replaced by a hydroxyl group, a C1-C12 alkyl group, a C1-C12 alkoxy group, a C3-C12 alicyclic hydrocarbon group or a C6-C10 aromatic hydrocarbon group, Ris independently in each occurrence a fluorine atom or a C1-C6 fluorinated alkyl group, n represents an integer of 1 to 10, and Zrepresents an organic counter ion.