US 12,460,097 B2
NIR absorbing inkjet ink, method of recording
Sophie Lingier, Mortsel (BE); Johan Loccufier, Mortsel (BE); and Sonny Wynants, Mortsel (BE)
Assigned to Agfa-Gevaert NV, Mortsel (BE)
Appl. No. 18/258,344
Filed by AGFA-Gevaert NV, Mortsel (BE)
PCT Filed Dec. 20, 2021, PCT No. PCT/EP2021/086693
§ 371(c)(1), (2) Date Jun. 20, 2023,
PCT Pub. No. WO2022/136211, PCT Pub. Date Jun. 30, 2022.
Claims priority of application No. 20215901 (EP), filed on Dec. 21, 2020.
Prior Publication US 2024/0301226 A1, Sep. 12, 2024
Int. Cl. C09D 11/322 (2014.01); B29B 7/80 (2006.01); B33Y 70/00 (2020.01); C09D 7/80 (2018.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); C09D 11/36 (2014.01); C09D 11/40 (2014.01); B29C 64/165 (2017.01); B29K 25/00 (2006.01); B29K 33/00 (2006.01); B29K 67/00 (2006.01); B29K 71/00 (2006.01); B29K 75/00 (2006.01); B29K 77/00 (2006.01); B29K 105/00 (2006.01); B29K 105/16 (2006.01); B33Y 10/00 (2015.01)
CPC C09D 11/322 (2013.01) [B29B 7/80 (2013.01); B33Y 70/00 (2014.12); C09D 7/80 (2018.01); C09D 11/033 (2013.01); C09D 11/037 (2013.01); C09D 11/36 (2013.01); C09D 11/40 (2013.01); B29C 64/165 (2017.08); B29K 2025/06 (2013.01); B29K 2033/00 (2013.01); B29K 2067/00 (2013.01); B29K 2071/00 (2013.01); B29K 2075/00 (2013.01); B29K 2077/00 (2013.01); B29K 2105/0032 (2013.01); B29K 2105/0064 (2013.01); B29K 2105/16 (2013.01); B29K 2995/0094 (2013.01); B33Y 10/00 (2014.12)] 14 Claims
 
1. A non-aqueous inkjet ink comprising a near infrared absorbing particle, a dispersant, a glycerol ester from one, two, or three long-chain fatty acids in an amount from 1 wt. % to 80 wt. % with respect to the total weight of the ink, and a solvent, wherein the dispersant is a polymer comprising a functional group being (i) an acidic group or a salt thereof or (ii) an amino group and wherein the solvent is selected from the group consisting of ketones, esters, ethers, and alcohols.