AQUEOUS INK FOR INKJET RECORDING

Title:

AQUEOUS INK FOR INKJET RECORDING

Document Type and Number:

WIPO Patent Application WO/2020/031745

Kind Code:

A1

Abstract:

The present invention pertains to an inkjet recording method comprising: a step 1 for obtaining a recording image by discharging [1] an aqueous composition for inkjet recording, the aqueous composition containing a carbodiimide compound, a polyester resin, and water, [2] an ink set for inkjet recording, the ink set comprising an aqueous composition a containing a carbodiimide compound and water, and an aqueous composition b containing a polyester resin, [3] an ink set for inkjet recording, the ink set comprising the aqueous composition for inkjet recording, and an aqueous ink containing a colorant, or [4] a carbodiimide compound, a polyester resin, a colorant, and water, to a surface of a recording medium by an inkjet system; and a step 2 for performing heat treatment on the obtained recording image at 50-200°C. With the aqueous composition according to the present invention, a printed matter having excellent abrasion resistance can be obtained.

Inventors:

NAGANO TOMOHIKO (JP)
FUKUDA TERUYUKI (JP)
MAEDA TAKAHIRO (JP)

Application Number:

PCT/JP2019/029385

Publication Date:

February 13, 2020

Filing Date:

July 26, 2019

Export Citation:

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Assignee:

KAO CORP (JP)

International Classes:

C09D11/30; B41J2/01; B41M5/00; C09D11/54

Domestic Patent References:

WO2012042665A1

2012-04-05

Foreign References:

US20120046378A1	2012-02-23
JP2011121867A	2011-06-23
JP2014144578A	2014-08-14
JP2015063064A	2015-04-09
JP2017165025A	2017-09-21
JP2005225932A	2005-08-25
JP2007514809A	2007-06-07
JP2016505651A	2016-02-25
JP2016222896A	2016-12-28

Other References: