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:
Oct. 17, 2006
Filed:
Jun. 25, 2004
Shigeki Nagashima, Wakayama, JP;
Nobuyuki Takizawa, Wakayama, JP;
Shigeki Nagashima, Wakayama, JP;
Nobuyuki Takizawa, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
The present invention relates to an aqueous ink for ink jet recording and a water dispersion for ink jet recording, including water-insoluble vinyl polymer particles containing a colorant, the water-insoluble vinyl polymer being a water-insoluble vinyl polymer obtained by polymerizing a monomer mixture of: wherein Rrepresents a hydrogen atom or a lower alkyl group, Rrepresents an alkylene group having 2 to 18 carbon atoms or an alkylene group having 2 to 4 carbon atoms in which a phenyl group is substituted for a hydrogen atom thereof, n denotes a number from 2 to 30 and Rrepresents a straight or branched alkyl group having 8 to 30 carbon atoms;