Invention Grant
US08444755B2 Ink-jet recording ink, ink-jet recording ink set, ink-jet recording ink media set, ink cartridge, ink-jet recording method and ink-jet recording apparatus
有权
喷墨记录油墨,喷墨记录油墨组,喷墨记录油墨介质组,墨盒,喷墨记录方法和喷墨记录装置
- Patent Title: Ink-jet recording ink, ink-jet recording ink set, ink-jet recording ink media set, ink cartridge, ink-jet recording method and ink-jet recording apparatus
- Patent Title (中): 喷墨记录油墨,喷墨记录油墨组,喷墨记录油墨介质组,墨盒,喷墨记录方法和喷墨记录装置
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Application No.: US12810555Application Date: 2008-12-18
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Publication No.: US08444755B2Publication Date: 2013-05-21
- Inventor: Michihiko Namba , Naoya Morohoshi , Tohru Ohshima , Akihiko Gotoh , Kiyofumi Nagai
- Applicant: Michihiko Namba , Naoya Morohoshi , Tohru Ohshima , Akihiko Gotoh , Kiyofumi Nagai
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2007-334122 20071226
- International Application: PCT/JP2008/073675 WO 20081218
- International Announcement: WO2009/082000 WO 20090702
- Main IPC: C09D11/02
- IPC: C09D11/02 ; B32B3/10

Abstract:
An ink-jet recording ink including water, a water-soluble organic solvent, a pigment as a colorant (B), and at least one fluorochemical surfactant selected from compounds represented by Structural Formula (1) below, Structural Formula (1) where R1 denotes any one of a hydrogen atom, an alkyl group and a perfluoroalkyl group, R2 denotes any one of a hydrogen atom, an alkyl group and a fluorine-containing group, Rf denotes a fluorine-containing group, and m and n each denote an integer of 1 or greater.
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