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:
Mar. 29, 2011
Filed:
Jul. 29, 2005
Ikuo Yamamoto, Settsu, JP;
Yutaka Ohira, Tsukaba, JP;
Shinichi Minami, Settsu, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
Fluorine-containing urethanes represented by the general formula:[Rf-A-Z—X—OC(═O)NH—]I[—NHC(═O)O—Y][—NHC(═O)O—(ClCH—)XO)—R]  (1)wherein I is a group derived from a polyisocyanate by removal of the isocyanato groups; Rf is perfluoroalkyl of 1 to 21 carbon atoms; Ais a direct bond or an organic group of 1 to 21 carbon atoms; Z —SO—; Xis a divalent, straight-chain or branched, Caliphatic group which may have at least one hydroxyl group; Xis a trivalent, straight-chain or branched, Caliphatic group; Yis a monovalent organic group which is optionally hydroxylated; and Ris hydrogen or alkyl of 1 to 10 carbon atoms.