Invention Application
- Patent Title: INKJET INKS HAVING IMPROVED PRINT UNIFORMITY
- Patent Title (中): INKJET墨水具有改进的打印均匀性
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Application No.: US12194983Application Date: 2008-08-20
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Publication No.: US20100045759A1Publication Date: 2010-02-25
- Inventor: Allan Wexler , David J. Giacherio , Michael J. Carmody , Richard C. Reem , Yongcai Wang
- Applicant: Allan Wexler , David J. Giacherio , Michael J. Carmody , Richard C. Reem , Yongcai Wang
- Main IPC: B41J2/17
- IPC: B41J2/17
Abstract:
An inkjet printer, includes an ink containing a print uniformity improving polymer obtained by chain copolymerizing at least the following ethylenically unsaturated monomers:(a) a first monomer having a lowest pKa value greater than 3 and comprising a carboxylic acid group;(b) a second monomer having a lowest pKa value less than 2; and(c) a hydrophobic third monomer;together with pigment particles that are self-dispersed or dispersed with a dispersant other than a print uniformity improving polymer, and water. Such an ink provides improve print uniformity.
Public/Granted literature
- US08079695B2 Inkjet inks having improved print uniformity Public/Granted day:2011-12-20
Information query
IPC分类:
