Patents Assigned to The Inctec Inc.
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Patent number: 8557032Abstract: The object of the invention is to provide an inkjet recording oil green ink composition that excels more in terms of all the quality of prints, stability on printing, the ability of prints to be dried, and ink storage stability, and is capable of making wider a color reproduction area expressed by yellow and cyan. The inkjet recording oil green ink composition contains as an organic green pigment coloring agent C. I. Pigment Green 58 comprising a (poly) halogenated zinc phthalocyanine. The invention also provides an ink set comprises the inventive oil green ink composition and further includes at least an oil yellow ink composition and an oil cyan ink composition.Type: GrantFiled: March 24, 2009Date of Patent: October 15, 2013Assignee: The Inctec Inc.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada, Naoki Shiraishi
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Patent number: 8440744Abstract: The present invention is proposed is an oil-based white ink composition for ink jet recording, comprising a white pigment, a glycol ether dialkyl ether compound solvent, a polymeric dispersant, and a specific acrylic resin. The white pigment is formed of titanium oxide fine particles having an average particle diameter of not less than 0.15 ?m and not more than 0.25 ?m and coated with at least one of aluminum oxide and silicon oxide. The white pigment is further coated with not less than 0.01% by mass and not more than 2.5% by mass of at least one of an SiH-containing polysiloxane and dimethylpolysiloxane.Type: GrantFiled: March 26, 2008Date of Patent: May 14, 2013Assignee: The Inctec Inc.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Mitsuteru Yamada, Fumie Yamazaki, Tamayo Okahira
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Publication number: 20110223391Abstract: The invention provides an ink composition for ink jet recording of the active energy beam curing type that comprises 30 to 80% by mass of a monofunctional acrylate having a monoalicyclic structure, 1 to 10% by mass of an urethane acrylate oligomer and 5 to 30% by mass of N-vinylcaprolactam together with a polymerization initiator and a coloring agent, and has a viscosity at 40° C. of 5 to 20 mPa·s and a surface tension of 20 to 50 mN/m. The ink composition exhibits good ejection capability and curability, is less smelling and of great safety, and has good adhesion to a variety of substrate materials.Type: ApplicationFiled: December 5, 2008Publication date: September 15, 2011Applicant: THE INCTEC INC.Inventors: Keiji Nishimura, Fumie Yamazaki, Syoichi Kumamoto
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Patent number: 8008368Abstract: An oil-based ink composition for inkjet recording capable of exhibiting desired properties of drying after print, rubfastness and re-solubility is achieved by performing solubilization on an acrylic resin which is not easily dissolved conventionally. The oil-based ink composition for inkjet printing comprises glycol ether dialkyl ethers as a prime solvent; and an acrylic resin that results from solution polymerization in a solvent of the glycol ether dialkyl ethers by use of a radical polymerization initiator.Type: GrantFiled: December 21, 2006Date of Patent: August 30, 2011Assignees: Seiko Epson Corporation, The Inctec Inc.Inventors: Seiji Mochizuki, Makoto Otsuki, Masahiro Nakamura, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Tamayo Okahira
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Patent number: 7960470Abstract: Disclosed are a process for producing a polymer composition having a high solubility in a solvent, and a polymer composition.Type: GrantFiled: July 28, 2006Date of Patent: June 14, 2011Assignee: The Inctec Inc.Inventor: Tamayo Okahira
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Patent number: 7897243Abstract: A surface shape and physical properties required for a structure having an antireflection performance of light and an improved performance of light permeability have been found, particularly the structure having surface scratch resistance is provided, a composition capable of forming the structure having such a particular structure and physical properties is provided, and further a composition which can easily form the structure which is excellent in antireflection performance of light and an improved performance of light permeability and has a large aspect ratio is provided.Type: GrantFiled: September 28, 2006Date of Patent: March 1, 2011Assignee: The Inctec Inc.Inventor: Tsukasa Matsumoto
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Patent number: 7897656Abstract: The present invention relates to an ink jet ink which is an oil-based white ink for ink jet recording containing (a) titanium oxide having an average particle size of 0.15 to 0.25 ?m, (b) a resin, (c) an organic solvent and (d) a nonionic surfactant, wherein the nonionic surfactant comprises at least one member selected from polyoxyethylene alkyl ethers and polyoxyethylene phenyl ethers. According to the invention, there can be provided an oil-based white ink for ink jet recording which is excellent in ejection stability and in recovery properties after standing for a long period of time.Type: GrantFiled: August 12, 2005Date of Patent: March 1, 2011Assignees: Seiko Epson Corporation, The Inctec Inc.Inventors: Masahiro Nakamura, Seiji Mochizuki, Makoto Otsuki, Yukio Sugita, Shinichi Yoshimitsu
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Patent number: 7886581Abstract: The invention provides an oil-based ink composition for ink jet recording, which is best suited for printing onto polyvinyl chloride substrates, and improved in terms of both the stabilities of ink on storage and jetting, and a method for inspecting the same. The oil-based ink composition for ink jet recording comprises as a main solvent at least a specific polyalkylene glycol dialkyl ether and containing at least a specific quinacridone pigment component. That composition should be such that when a measuring sample comprising it is analyzed by means of high speed liquid chromatography under specific measuring conditions, the concentration of a component having a peak at the holding time of 10.3 minutes is 0.4 ppm or less.Type: GrantFiled: October 16, 2007Date of Patent: February 15, 2011Assignees: Seiko Epson Corporation, The Inctec Inc.Inventors: Takashi Kozuchi, Kazuhiko Hara, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada
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Publication number: 20110034596Abstract: The invention provides an oil-based ink composition for ink jet recording, which is best suited for printing onto polyvinyl chloride substrates, and improved in terms of both the stabilities of ink on storage and jetting, and a method for inspecting the same. The oil-based ink composition for ink jet recording comprises as a main solvent at least a specific polyalkylene glycol dialkyl ether and containing at least a specific quinacridone pigment component. That composition should be such that when a measuring sample comprising it is analyzed by means of high speed liquid chromatography under specific measuring conditions, the concentration of a component having a peak at the holding time of 10.3 minutes is 0.4 ppm or less.Type: ApplicationFiled: October 25, 2010Publication date: February 10, 2011Applicants: SEIKO EPSON CORPORATION, THE INCTEC INC.Inventors: Takashi KOZUCHI, Kazuhiko HARA, Yukio SUGITA, Mitsuyoshi TAMURA, Fumie YAMAZAKI, Mitsuteru YAMADA
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Patent number: 7754784Abstract: An oil-based ink composition for inkjet printers contains a fixing polymer and a solvent represented by the following formula (1): wherein X1 represents an alkyl group, X2 represents a hydrogen atom or alkyl group, and n stands for an integer of from 1 to 4. The fixing polymer is an acrylic polymer obtained by subjecting an acrylic monomer to solution polymerization with a radical polymerization initiator in the solvent. A production process of the oil-based ink composition is also disclosed.Type: GrantFiled: April 26, 2007Date of Patent: July 13, 2010Assignee: The Inctec Inc.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Mitsuteru Yamada, Tamayo Okahira
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Publication number: 20100174013Abstract: The inventive oil base ink composition for ink jet recording has a binder resin, a dispersant and at least C.I. Pigment Yellow 213 as an organic pigment contained in an organic solvent comprising a specific polyalkylene glycol dialkyl ether and a specific cyclic ester, and having a boiling point of 150° C. to 280° C. This ink composition is highly safe for the human body, ensures that print quality is maintained over extended periods of time, and is improved in weather resistance.Type: ApplicationFiled: June 11, 2008Publication date: July 8, 2010Applicant: THE INCTEC INC.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Mitsuteru Yamada, Fumie Yamazaki
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Publication number: 20100160554Abstract: Disclosed are a process for producing a polymer composition having a high solubility in a solvent, and a polymer composition.Type: ApplicationFiled: July 28, 2006Publication date: June 24, 2010Applicant: The Inctec Inc.Inventor: Tamayo Okahira
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Patent number: 7719763Abstract: The present invention provides a light-diffusing member having no non-uniformity in stripes. The light-diffusing member according to the present invention is for diffusing at least a part of transmitted light by totally reflecting the same. The light-diffusing member comprises a light-diffusing part that has a diffusing-part base having a plurality of grooves tapered down toward the incident side, formed on the light-outgoing side in juxtaposition with one another, and light-absorbing parts formed, in the grooves in the diffusing-part base, by a radiation-curing resin composition. The radiation-curing resin composition includes colored particles. The colored particles have a mean particle diameter of 3.5 ?m or more and 20 ?m or less.Type: GrantFiled: February 23, 2006Date of Patent: May 18, 2010Assignees: Dai Nippon Printing Co., Ltd., The Inctec Inc.Inventors: Yoshiyuki Yamashita, Nobuaki Nakao
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Publication number: 20100105807Abstract: The present invention is proposed is an oil-based white ink composition for ink jet recording, comprising a white pigment, a glycol ether dialkyl ether compound solvent, a polymeric dispersant, and a specific acrylic resin. The white pigment is formed of titanium oxide fine particles having an average particle diameter of not less than 0.15 ?m and not more than 0.25 ?m and coated with at least one of aluminum oxide and silicon oxide. The white pigment is further coated with not less than 0.01% by mass and not more than 2.5% by mass of at least one of an SiH-containing polysiloxane and dimethylpolysiloxane.Type: ApplicationFiled: March 26, 2008Publication date: April 29, 2010Applicant: The Inctec Inc.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Mitsuteru Yamada, Fumie Yamazaki, Tamayo Okahira
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Publication number: 20090246494Abstract: A surface shape and physical properties required for a structure having an antireflection performance of light and an improved performance of light permeability have been found, particularly the structure having surface scratch resistance is provided, a composition capable of forming the structure having such a particular structure and physical properties is provided, and further a composition which can easily form the structure which is excellent in antireflection performance of light and an improved performance of light permeability and has a large aspect ratio is provided.Type: ApplicationFiled: September 28, 2006Publication date: October 1, 2009Applicant: The Inctec Inc.Inventor: Tsukasa Matsumoto
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Publication number: 20090239980Abstract: The object of the invention is to provide an inkjet recording oil green ink composition that excels more in terms of all the quality of prints, stability on printing, the ability of prints to be dried, and ink storage stability, and is capable of making wider a color reproduction area expressed by yellow and cyan. The inkjet recording oil green ink composition contains as an organic green pigment coloring agent C. I. Pigment Green 58 comprising a (poly) halogenated zinc phthalocyanine. The invention also provides an ink set comprises the inventive oil green ink composition and further includes at least an oil yellow ink composition and an oil cyan ink composition.Type: ApplicationFiled: March 24, 2009Publication date: September 24, 2009Applicant: THE INCTEC INC.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada, Naoki Shiraishi
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Publication number: 20090235843Abstract: The object of the invention is to provide an oil ink set capable of obtaining images having high color reproduction capabilities and high color saturation in particular. The oil ink set of the invention comprises a firsts a second, and a third oil ink having a wavelength region in which the reflectivity of each oil ink on a recording medium changes from 80% to 5% in the wavelength range of 400 nm to 700 nm. In this wavelength region, the reflectivity of the first oil ink is continuously higher than that of the first oil ink, and in the wavelength in which the reflectivity of the second oil ink changes from 80% to 5%, the reflectivity of the third oil ink is continuously higher than that of the second oil ink. Moreover, the coloring materials in the first, the second and the third oil inks are all different.Type: ApplicationFiled: March 24, 2009Publication date: September 24, 2009Applicant: THE INCTEC INC.Inventors: Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada, Naoki Shiraishi
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Publication number: 20090091824Abstract: The present invention provides a light-diffusing member having no non-uniformity in stripes. The light-diffusing member according to the present invention is for diffusing at least a part of transmitted light by totally reflecting the same. The light-diffusing member comprises a light-diffusing part that has a diffusing-part base having a plurality of grooves tapered down toward the incident side, formed on the light-outgoing side in juxtaposition with one another, and light-absorbing parts formed, in the grooves in the diffusing-part base, by a radiation-curing resin composition. The radiation-curing resin composition includes colored particles. The colored particles have a mean particle diameter of 3.5 ?m or more and 20 ?m or less.Type: ApplicationFiled: February 23, 2006Publication date: April 9, 2009Applicants: Dai Nippon Printing Co., Ltd., The Inctec Inc.Inventors: Yoshiyuki Yamashita, Nobuaki Nakao
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Publication number: 20090030121Abstract: The invention provides an oil-based ink composition for ink jet recording, which is best suited for printing onto polyvinyl chloride substrates, and improved in terms of both the stabilities of ink on storage and jetting, and a method for inspecting the same. The oil-based ink composition for ink jet recording comprises as a main solvent at least a specific polyalkylene glycol dialkyl ether and containing at least a specific quinacridone pigment component. That composition should be such that when a measuring sample comprising it is analyzed by means of high speed liquid chromatography under specific measuring conditions, the concentration of a component having a peak at the holding time of 10.3 minutes is 0.4 ppm or less.Type: ApplicationFiled: October 16, 2007Publication date: January 29, 2009Applicants: SEIKO EPSON CORPORATION, THE INCTEC INC.Inventors: Takashi Kozuchi, Kazuhiko Hara, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Mitsuteru Yamada
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Patent number: 7393398Abstract: An oil-based ink for piezoelectric inkjet printers contains a binder resin, a pigment and a solvent. The solvent contains a cyclic ester and a compound represented by the following formula (1): wherein X1 represents an alkyl group, X2 represents a hydrogen atom or an alkyl group, and n stands for an integer of from 1 to 4. The amount of the cyclic ester is from 1 to 60 parts by weight per 100 parts by weight of the compound represented by the formula (1). Preferably, the cyclic ester is a compound represented by the following formula (2): wherein X3 and X4 each independently represents a hydrogen atom or a C1-7 alkyl or alkenyl group, and m stands for an integer of from 1 to 3.Type: GrantFiled: June 30, 2005Date of Patent: July 1, 2008Assignee: The Inctec Inc.Inventors: Yukio Sugita, Mitsuyoshi Tamura