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1. (WO2018050457) ETCH-RESISTANT INKJET INKS FOR MANUFACTURING PRINTED CIRCUIT BOARDS

Pub. No.:    WO/2018/050457    International Application No.:    PCT/EP2017/071968
Publication Date: Fri Mar 23 00:59:59 CET 2018 International Filing Date: Sat Sep 02 01:59:59 CEST 2017
IPC: C09D 11/101
C09D 11/38
H01K 1/00
H01K 3/00
Applicants: AGFA-GEVAERT N.V.
Inventors: LOCCUFIER, Johan
TORFS, Rita
Title: ETCH-RESISTANT INKJET INKS FOR MANUFACTURING PRINTED CIRCUIT BOARDS
Abstract:
A radiation curable inkjet ink including an adhesion promoter comprising: (1) at least one a free radical polymerizable group selected from the group consisting of an acrylate, a methacrylate, an acryl amide and a methacryl amide; (2) at least one aliphatic tertiary amine; and (3) at least one carboxylic acid or salt thereof with the proviso that the carboxylic acid is linked to an aliphatic tertiary amine via a divalent linking group selected from the group consisting of an optionally substituted methylene group and an optionally substituted ethylene group.