发明申请
- 专利标题: INK COMPOSITION AND RECORDING METHOD
- 专利标题(中): 墨水组合物和记录方法
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申请号: US14669371申请日: 2015-03-26
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公开(公告)号: US20160244626A1公开(公告)日: 2016-08-25
- 发明人: Takayoshi KAGATA , Masahiro YATAKE , Hiroshi MUKAI
- 申请人: Seiko Epson Corporation
- 优先权: JP2014-065433 20140327
- 主分类号: C09D11/107
- IPC分类号: C09D11/107 ; C09D11/033
摘要:
An ink composition includes a pigment; polymer particles; and a polar solvent with a boiling point of 150° C. or higher, in which the polymer particles include a core polymer and a shell polymer that covers at least a portion of the core polymer, a glass transition point of the polymer that configures the core polymer is more than 30° C. lower than the glass transition point of the polymer that configures the shell polymer, the polymer that configures the shell polymer includes a polymer having a (meth)acrylate monomer unit and a carboxylic acid monomer unit, the content (solid content conversion) of the polymer particles is 1.0 mass % to 10 mass % with respect to the total amount of the ink composition, and the content of the polar solvent is 10 mass % to 40 mass % of the total amount of the ink composition.
公开/授权文献
- US09657187B2 Ink composition and recording method 公开/授权日:2017-05-23
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