Invention Grant
- Patent Title: Ink composition for ink jet recording
- Patent Title (中): 用于喷墨记录的油墨组合物
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Application No.: US12387443Application Date: 2009-05-01
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Publication No.: US07955425B2Publication Date: 2011-06-07
- Inventor: Shuichi Koganehira , Hironori Sato , Masashi Kamibayashi
- Applicant: Shuichi Koganehira , Hironori Sato , Masashi Kamibayashi
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Nutter McClennen & Fish LLP
- Agent John J. Penny, Jr.
- Priority: JP2008-120025 20080501; JP2009-016692 20090128
- Main IPC: C09D11/02
- IPC: C09D11/02

Abstract:
An ink composition that can form high-quality images free of white streaks and harshness on actual printing paper, such as art paper, even at low resolution and that can reduce the occurrence of curling even with thin actual printing paper having a low grammage is provided.An ink jet printing ink composition includes at least a colorant, water, an alcohol solvent, and a surfactant, wherein the alcohol solvent contains a poorly water-soluble alkane diol, a water-soluble 1,2-alkane diol, and a water-soluble symmetrical alkane diol having a hydroxy group at both ends.
Public/Granted literature
- US20090308279A1 Ink composition for ink jet recording Public/Granted day:2009-12-17
Information query
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