Invention Grant
- Patent Title: Non-aqueous ink and method of producing same
- Patent Title (中): 非水墨水及其制造方法
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Application No.: US13545668Application Date: 2012-07-10
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Publication No.: US08967782B2Publication Date: 2015-03-03
- Inventor: Manami Shimizu , Yoshifumi Watanabe
- Applicant: Manami Shimizu , Yoshifumi Watanabe
- Applicant Address: JP Tokyo
- Assignee: Riso Kagaku Corporation
- Current Assignee: Riso Kagaku Corporation
- Current Assignee Address: JP Tokyo
- Agency: Nath, Goldberg & Meyer
- Agent Jerald L. Meyer; Katelyn J. Bernier
- Priority: JPP2011-174845 20110810
- Main IPC: C09D11/324
- IPC: C09D11/324 ; B41J2/21 ; C09D11/32 ; C09D11/36

Abstract:
A non-aqueous ink comprising a carbon black and a non-aqueous solvent is provided, wherein the carbon black comprises: a carbon black (A) having a primary particle size of at least 18 nm but less than 30 nm, a DBP absorption of at least 80 cm3/100 g but not more than 130 cm3/100 g and a pH of at least 6.0 but not more than 9.0, and a carbon black (B) having a primary particle size of at least 30 nm but not more than 50 nm, a DBP absorption of at least 40 cm3/100 g but less than 80 cm3/100 g and a pH of at least 6.0 but not more than 9.0.
Public/Granted literature
- US20130038658A1 NON-AQUEOUS INK AND METHOD OF PRODUCING SAME Public/Granted day:2013-02-14
Information query
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