An ink is provided that does not easily cause an offset or blocking upon winding a print, even when the ink contains a lactic acid ester or a lactone solvent. In order to solve such a problem, the ink of the present invention includes: a colorant; and a ketone compound of the following general formula …

Legal parties

Inventors (applicants): Takashi Namiki, Ryuji Yamada, Isao Tabayashi, Tomoko Mitsuishi
Assignees (initial): Mimaki Engineering Co., Ltd. (Nagano, JP)
Agents: Jianq Chyun IP Office (attorney)

The application was examined by Vu A Nguyen (USPTO dept. 1762)


  • 1. An ink used for an ink jet which prints on a medium formed by vinyl …

International priority data

JP: 2009-280466 / Dec. 10, 2009 (national)

Cited documents


  • JP 04-170475, Jun. 1, 1992
  • Vanini US 2007/0263018 A1 / 347/1, Nov. 1, 2007
  • Doi et al. US 6030741 A / 430/191, Feb. 1, 2000
  • JP 04-183762, Jun. 1, 1992
  • Chattha US 4178324 A / 525/188, Dec. 1, 1979
  • JP 2008-280537, Nov. 1, 2008
  • JP 2009-114256, May. 1, 2009
  • Macholdt et al. US 6406528 B1 / 106/31.49, Jun. 1, 2002
  • JP 54-143562, Nov. 1, 1979
  • JP 2007-092081, Apr. 1, 2007
  • Cole US 5776569 A / 428/35.8, Jul. 1, 1998


Brief Description of the Drawings

FIG. 1 is a graph representing the particle size distribution of a pigment in an ink of Example 1. FIG. 2 is a graph representing the particle size distribution of a pigment …


Cross-Reference to Related Application

This application is a 371 of international application PCT application Ser. No. PCT/JP2010/071557, filed on Dec. 2, 2010, which claims the priority benefit of Japan application no. 2009-280466, filed on Dec. …

Mode for Carrying Out the Invention

An ink of the present embodiment contains a colorant, and a ketone compound of the following general formula (1) R 1 —CO—R 2 (1) In the general formula (1), R 1 and R 2 each …


The present invention is described below in more detail based on examples. It should be noted that present invention is not limited by the following …

More details about Ink

Miscellaneous patent data

The application number is 13/514,052 (U.S.), the examination was conducted by Vu A Nguyen (primary examiner, 1762 USPTO department), claims 1-1 comprise the invention scope, particularly claims an ink used for an ink jet which prints on a medium formed…, the application publication date is Dec. 2, 2010, the claim number 1 is selected as exemplary, developed by Ryuji Yamada et al., similar patents are classified under Organic chalcogen DNRM, Utilizing stream or mass moving in a described attitude of presentment relative to a zone, vessel, or another apparently stationary mass or stream, excluding mere "pouring into", e.g., from above, below, tangentially, etc., Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof, Coating compositions based on derivatives of such polymers, Homopolymers or copolymers of propene, aldehydes with heterocyclic and acyclic or carbocyclic compounds, Organic nitrogen compound is amine-aldehyde condensation product, Hemicellulose, Derivatives thereof, unsaturated esters, Homopolymers or copolymers of hexafluoropropene, removal or comminution of material at a temperature greater than 250 degrees C or less than 0 degrees C, e.g., freeze drying, etc., Polypropene, Coating compositions based on reclaimed rubber, Utilizing quiescent treatment condition, from phenols, Cellulose acetate, the patent is illustrated by 2 drawings, the exemplary patent drawings are Ink, Graph representing the particle size, Graph representing the particle size, the grant publication number is 08835532, the assignee is categorized as a foreign company or corporation, the term of the patent grant was extended by 115 days, the invention is titled Ink, the recorded inventor's name is Takashi Namiki, the published agent's organization is Jianq Chyun IP Office, categorized under Printing ink composition for glass or ceramic substrate or process of preparing as a primary classification, the grant date is Sep. 16, 2014 (publication date), the assignee company is Mimaki Engineering Co., Ltd. located in Nagano (JP), the published applicant's name is Mitsuishi Tomoko, 2 figures depict the invention details.

Invention classification information

The invention is classified under of monocarboxylic acids, Inks, Only C, H, and oxygen atoms, Solid polymer derived from ethylenic reactants only, Oxygen atom other than as part of a carboxylic acid group, e.g., glycolic ester, etc., From halogen-containing monomer, Printing ink composition for glass or ceramic substrate or process of preparing, based on artificial resins, Aldehydes, Ketones. The designated search classifications include Homopolymers or copolymers of vinyl chloride, Solid polymer derived from ethylenic reactants only, based on artificial resins, Aldehydes, Ketones, Printing ink composition for glass or ceramic substrate or process of preparing.

Patent details
Publication number 08835532
Publication date Sep. 16, 2014
Kind code B2
Application number 13/514,052
Application date Dec. 2, 2010
Application type U
Application series code 13
Int. pub. country WO
Int. pub. number WO2011/070961
Int. publication Jun. 16, 2011
Int. filing country WO
Int. filing PCT/JP2010/071557
Filed internationally Dec. 2, 2010
National stage date Jul. 2, 2012
Extension term 115
National classification 523/160
Total number of claims 1
Exemplary claims 1
Number of drawings 2
Number of figures 2
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