Patent ID: 11932767
Assignee: SAKATA INX CORPORATION
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A method of manufacturing printed matter, the method comprising:
printing on a synthetic resin base material via a resin relief printing that uses an active energy ray-curable ink composition, wherein
the active energy ray-curable ink composition comprises:
a pigment,
a compound having ethylenically unsaturated bonds, and
a rosin-modified alkyd resin, and

the rosin-modified alkyd resin is a condensed polymer of an acid ingredient containing a resin acid, a fatty acid, and a polybasic acid with a polyhydric alcohol, and has a solubility parameter value of 9.0 to 11.0 (cal/cm3)1/2 as measured by turbidimetric titration and an acid value of 1 to 50 mg KOH/g.