The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 2011
Filed:
Jun. 13, 2006
Kaori Nakano, Tokyo, JP;
Seiji Aida, Tokyo, JP;
Ken Yamasaki, Tokyo, JP;
Eriko Seki, Tokyo, JP;
Toyo Ink Mfg. Co., Ltd., Tokyo, JP;
Abstract
Present invention relates to an inkjet ink used for a polyvinyl chloride resin sheet, wherein the inkjet ink comprises an organic solvent, a pigment and a vinyl chloride-vinyl acetate resin, the organic solvent is a mixed solvent comprising at least one compound selected from the group consisting of compounds represented by a formula (1) and compounds represented by a formula (2), together with a lactone compound, and the quantity of the lactone compound is within a range from 1 to 40% by weight relative to the total weight of the ink. [Formula 1]CHCO(OR)OR  (1)(wherein, Rrepresents an ethylene group or propylene group, Rrepresents an alkyl group of 1 to 4 carbon atoms, and m represents an integer from 1 to 3)[Formula 2]CHCH(OH)COOR  (2)(wherein, Rrepresents an alkyl group of 1 to 8 carbon atoms).