Patent ID: 11884079
Assignee: SEIKO EPSON CORPORATION
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B  C | IPC B  C

Claim 0:
1. A photo-curable ink jet ink set comprising:
a white photo-curable ink jet ink containing a (meth)acrylic acid ester having a vinyl ether group expressed by general formula (I): CH2═CR1—COOR2—O—CH═CHR3, wherein R1 represents a hydrogen atom or a methyl group, R2 represents a divalent organic residue having a carbon number of 2 to 20, and R3 represents a hydrogen atom or a monovalent organic residue having a carbon number of 1 to 11;
a color photo-curable ink jet ink containing a phenoxyethyl (meth)acrylate; and
wherein the color photo-curable ink jet ink is either of a black ink, or a yellow ink, or a magenta ink, or a cyan ink;
wherein the white photo-curable ink jet ink and the color photo-curable ink jet ink contain an acylphosphine oxide compound as a photo-radical polymerization initiator, and the white photo-curable ink jet ink and the color photo-curable ink jet ink are photo-radical polymerization photo-curable inks.