Patents by Inventor Fumie Yamazaki
Fumie Yamazaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11898044Abstract: An active energy ray curable ink composition capable of improving curability while maintaining excellent metal-tone glossiness and a printed matter having high design properties and excellent metal-tone glossiness. The ink composition is discharged using an inkjet method, and contains a polymerization initiator, a polymerizable compound, and a brilliant pigment. The polymerization initiator contains an acylphosphine oxide-based polymerization initiator, aminoacetophenone-based polymerization initiator, and thioxanthone-based polymerization initiator. The printed matter includes a brilliant layer containing the brilliant pigment.Type: GrantFiled: October 29, 2021Date of Patent: February 13, 2024Assignee: DNP FINE CHEMICALS CO., LTD.Inventors: Yukiko Ishima, Fumie Yamazaki, Ryosuke Kotani, Ryoma Yasui
-
Publication number: 20230392031Abstract: An ink composition has a high storage stability such that decomposition of the components contained in the ink composition can be minimized. This ink composition, which is discharged by using the inkjet method, contains a luminescent pigment, and the amount of hydrogen generated per 100 g of the ink composition measured in a room temperature and normal pressure environment is 1 mL or less. The ink composition may be an active energy ray-curable ink composition or a non-aqueous ink composition containing an organic solvent.Type: ApplicationFiled: October 29, 2021Publication date: December 7, 2023Applicant: DNP FINE CHEMICALS CO., LTD.Inventors: Fumie YAMAZAKI, Yukiko ISHIMA, Ryosuke KOTANI, Ryoma YASUI
-
Publication number: 20230383133Abstract: An active energy ray curable ink composition capable of improving curability while maintaining excellent metal-tone glossiness and a printed matter having high design properties and excellent metal-tone glossiness. The ink composition is discharged using an inkjet method, and contains a polymerization initiator, a polymerizable compound, and a brilliant pigment. The polymerization initiator contains an acylphosphine oxide-based polymerization initiator, aminoacetophenone-based polymerization initiator, and thioxanthone-based polymerization initiator. The printed matter includes a brilliant layer containing the brilliant pigment.Type: ApplicationFiled: October 29, 2021Publication date: November 30, 2023Applicant: DNP FINE CHEMICALS CO., LTD.Inventors: Yukiko ISHIMA, Fumie YAMAZAKI, Ryosuke KOTANI, Ryoma YASUI
-
Publication number: 20230340287Abstract: A recording method for discharging, onto the surface of a substrate, an inkjet ink composition containing an organic solvent by using an inkjet head provided with constituent members bonded by a cured product of an adhesive, the organic solvent containing the following organic solvent (a). Organic solvent (a): at least one substance selected from the group consisting of alkylamide-based solvents (a1), cyclic amide-based solvents (a2), and lactone-based solvents (a3).Type: ApplicationFiled: September 30, 2021Publication date: October 26, 2023Applicant: DNP FINE CHEMICALS CO., LTD.Inventors: Keishiro YOSHIMORI, Yuka ORIKASA, Kisei MATSUMOTO, Koujun UTAKA, Mitsuyoshi TAMURA, Fumie YAMAZAKI, Naoki SHIRAISHI
-
Publication number: 20220145103Abstract: Provided is an ink composition to be used on a leather substrate, wherein the ink composition is capable of forming an ink film having more abrasion resistance and flexibility and forming a clearer image. An ink composition to be used on a leather substrate that contains at least a coloring material, a resin, and an organic solvent, does not contain water, and the organic solvent contains a solvent represented by general formula (1). R1—(OR2)n—O—R3??(1) n: integer of from 1 to 4, R1: C1-8 optionally branched alkyl group, R2: C1-4 optionally branched alkylene group, R3: hydrogen or C1-4 optionally branched alkyl group.Type: ApplicationFiled: March 17, 2020Publication date: May 12, 2022Applicant: DNP Fine Chemicals Co., Ltd.Inventors: Fumie Yamazaki, Naoki Shiraishi, Kentaro Otomo, Yuuko Fujioka
-
Patent number: 11104821Abstract: The purpose of the present invention is to provide a receptive solution which can suppress the occurrence of odor from the receptive solution itself when the receptive solution is applied on a recording medium, and can also prevent the appearance of a printed surface from being deteriorated. The receptive solution for ink-jet recording ink contains polyvalent metal cations, an aqueous solvent, a resin, and anions, wherein the resin is contained as a resin emulsion, and the anions contained in the receptive solution contain anions of an organic substance which has an OV/IV value of 0.3-1.0, the OV/IV value being a ratio of an organic value to an inorganic value.Type: GrantFiled: March 28, 2018Date of Patent: August 31, 2021Assignee: DNP Fine Chemicals Co., Ltd.Inventors: Kentaro Otomo, Fumie Yamazaki, Naoki Shiraishi, Kisei Matsumoto, Yoshiya Maegawa
-
Patent number: 10875340Abstract: This receiving solution for inkjet recording inks contains a resin emulsion as the resin; the polyvalent metal salt contains ions of a polyvalent metal and anions of an organic material; the (organic value)/(inorganic value) ratio, namely the OV/IV value of the anions of the organic material is 0.25 or more but less than 1.30; the HLB value of the surfactant is from 9 to 19 (inclusive); and the surfactant is represented by general formula (1). (In the formula, R1 represents an optionally branched alkylene group having 1 to 5 carbon atoms (inclusive); R2 represents a hydrogen atom or an optionally branched alkyl group having 1 to 3 carbon atoms (inclusive); R3 represents a hydrogen atom or an optionally branched alkyl group having 1 to 3 carbon atoms (inclusive); A represents 2 or 3; X represents ethylene oxide and/or propylene oxide; and n represents an integer).Type: GrantFiled: March 28, 2018Date of Patent: December 29, 2020Assignee: DNP Fine Chemicals Co., Ltd.Inventors: Yoshiya Maegawa, Fumie Yamazaki, Naoki Shiraishi, Kisei Matsumoto, Kentaro Otomo
-
Publication number: 20200070554Abstract: This receiving solution for inkjet recording inks contains a resin emulsion as the resin; the polyvalent metal salt contains ions of a polyvalent metal and anions of an organic material; the (organic value)/(inorganic value) ratio, namely the OV/IV value of the anions of the organic material is 0.25 or more but less than 1.30; the HLB value of the surfactant is from 9 to 19 (inclusive); and the surfactant is represented by general formula (1). (In the formula, R1 represents an optionally branched alkylene group having 1 to 5 carbon atoms (inclusive); R2 represents a hydrogen atom or an optionally branched alkyl group having 1 to 3 carbon atoms (inclusive); R3 represents a hydrogen atom or an optionally branched alkyl group having 1 to 3 carbon atoms (inclusive); A represents 2 or 3; X represents ethylene oxide and/or propylene oxide; and n represents an integer.Type: ApplicationFiled: March 28, 2018Publication date: March 5, 2020Inventors: Yoshiya Maegawa, Fumie Yamazaki, Naoki Shiraishi, Kisei Matsumoto, Kentaro Otomo
-
Patent number: 10563081Abstract: A main object of the present invention is to provide an ink composition for ink-jet recording capable of forming an ink film excellent in both film strength and scratch resistance. The present invention achieves the object by providing an ink composition for ink-jet recording comprising: an aqueous solvent including water and water-soluble organic solvent; a coloring agent; a resin emulsion; and a surfactant; wherein the resin emulsion includes a silicon-acrylic resin emulsion and a resin emulsion other than the silicon-acrylic resin emulsion; a content ratio of the resin emulsion to the coloring agent (content of the resin emulsion/content of the coloring agent) is 1/5 or more and 15/1 or less; and a content ratio of the silicon-acrylic resin emulsion to the coloring agent (content of the silicon-acrylic resin emulsion/content of the coloring agent) is 1/20 or more and 5/1 or less.Type: GrantFiled: November 8, 2016Date of Patent: February 18, 2020Assignee: DNP Fine Chemicals Co., LTD.Inventors: Kisei Matsumoto, Naoki Shiraishi, Kentaro Otomo, Fumie Yamazaki, Yukio Sugita
-
Publication number: 20200040207Abstract: The purpose of the present invention is to provide a receptive solution which can suppress the occurrence of odor from the receptive solution itself when the receptive solution is applied on a recording medium, and can also prevent the appearance of a printed surface from being deteriorated. The receptive solution for ink-jet recording ink contains polyvalent metal cations, an aqueous solvent, a resin, and anions, wherein the resin is contained as a resin emulsion, and the anions contained in the receptive solution contain anions of an organic substance which has an OV/IV value of 0.3-1.0, the OV/IV value being a ratio of an organic value to an inorganic value.Type: ApplicationFiled: March 28, 2018Publication date: February 6, 2020Inventors: Kentaro Otomo, Fumie Yamazaki, Naoki Shiraishi, Kisei Matsumoto, Yoshiya Maegawa
-
Publication number: 20190292395Abstract: A main object of the present invention is to provide an ink composition for ink-jet recording capable of forming an ink film excellent in both film strength and scratch resistance. The present invention achieves the object by providing an ink composition for ink-jet recording comprising: an aqueous solvent including water and water-soluble organic solvent; a coloring agent; a resin emulsion; and a surfactant; wherein the resin emulsion includes a silicon-acrylic resin emulsion and a resin emulsion other than the silicon-acrylic resin emulsion; a content ratio of the resin emulsion to the coloring agent (content of the resin emulsion/content of the coloring agent) is 1/5 or more and 15/1 or less; and a content ratio of the silicon-acrylic resin emulsion to the coloring agent (content of the silicon-acrylic resin emulsion/content of the coloring agent) is 1/20 or more and 5/1 or less.Type: ApplicationFiled: November 8, 2016Publication date: September 26, 2019Inventors: Kisei MATSUMOTO, Naoki SHIRAISHI, Kentaro OTOMO, Fumie YAMAZAKI, Yukio SUGITA
-
Patent number: 10253196Abstract: Provided is an inkjet recording ink composition which has excellent water resistance and solvent resistance and also has excellent ejection stability. Disclosed is an inkjet recording ink composition which contains a resin having an acid value of less than 10 mg KOH/g, an amino alcohol having a boiling point of 100° C. or more and 300° C. or less, a pigment, and a solvent, in which the resin is in an emulsion state.Type: GrantFiled: September 2, 2014Date of Patent: April 9, 2019Assignee: DNP FINE CHEMICALS CO., LTD.Inventors: Yukio Sugita, Fumie Yamazaki, Masaki Inumaru, Kisei Matsumoto, Naoki Shiraishi
-
Patent number: 9944810Abstract: Provided is an aqueous ink jet-use ink composition which includes a binder resin, a surfactant, a pigment, a solvent and, if necessary, a pigment-dispersing resin. The binder resin has a glass transition temperature of 40-90° C. and is dispersed as resin emulsion particles. The value of A, which is defined as the sum of the product of the acid value and the content in terms of parts by mass of the binder resin and pigment-dispersing resin, is 0-200 mg KOH/g. The surfactant is a non-ionic compound represented by formula (1), and the content of solvents having boiling points of 250° C. or higher is less than 5 parts by mass relative to 100 parts by mass of the ink composition. R1O—(R2O)n—H??(1) R1 is a straight-chain or branched chain alkyl group having 12-22 carbon atoms. R2 is an ethylene group or propylene group. n is an integer between 10 and 50.Type: GrantFiled: March 11, 2016Date of Patent: April 17, 2018Assignee: DNP Fine Chemicals Co., Ltd.Inventors: Fumie Yamazaki, Akiko Kobayashi, Naoki Shiraishi, Kisei Matsumoto, Kentaro Otomo, Yukio Sugita
-
Publication number: 20180030298Abstract: Provided is an aqueous ink jet-use ink composition which includes a binder resin, a surfactant, a pigment, a solvent and, if necessary, a pigment-dispersing resin. The binder resin has a glass transition temperature of 40-90° C. and is dispersed as resin emulsion particles. The value of A, which is defined as the sum of the product of the acid value and the content in terms of parts by mass of the binder resin and pigment-dispersing resin, is 0-200 mg KOH/g. The surfactant is a non-ionic compound represented by formula (1), and the content of solvents having boiling points of 250° C. or higher is less than 5 parts by mass relative to 100 parts by mass of the ink composition. R1O—(R2O)n—H??(1) R1 is a straight-chain or branched chain alkyl group having 12-22 carbon atoms. R2 is an ethylene group or propylene group. n is an integer between 10 and 50.Type: ApplicationFiled: March 11, 2016Publication date: February 1, 2018Applicant: DNP Fine Chemicals Co., Ltd.Inventors: Fumie Yamazaki, Akiko Kobayashi, Naoki Shiraishi, Kisei Matsumoto, Kentaro Otomo, Yukio Sugita
-
Inkjet recording ink composition, inkjet recording method, and method for producing printed material
Patent number: 9745482Abstract: Provided is an inkjet recording ink composition, which has excellent ejection stability and enables the production of a printed material that has excellent water resistance and scratch resistance. Disclosed is an inkjet recording ink composition, which contains a wax emulsion having an average particle diameter of 140 nm or less and containing a polyolefin-based wax with a melting point of 85° C. or more and 120° C. or less, a resin emulsion, a pigment, and an aqueous solvent.Type: GrantFiled: September 1, 2014Date of Patent: August 29, 2017Assignee: DNP FINE CHEMICALS CO., LTD.Inventors: Yukio Sugita, Fumie Yamazaki -
Publication number: 20160376452Abstract: Provided is an inkjet recording ink composition which has excellent water resistance and solvent resistance and also has excellent ejection stability. Disclosed is an inkjet recording ink composition which contains a resin having an acid value of less than 10 mg KOH/g, an amino alcohol having a boiling point of 100° C. or more and 300° C. or less, a pigment, and a solvent, in which the resin is in an emulsion state.Type: ApplicationFiled: September 2, 2014Publication date: December 29, 2016Applicant: DNP FINE CHEMICALS CO., LTD.Inventors: Yukio SUGITA, Fumie YAMAZAKI, Masaki INUMARU, Kisei MATSUMOTO, Naoki SHIRAISHI
-
INKJET RECORDING INK COMPOSITION, INKJET RECORDING METHOD, AND METHOD FOR PRODUCING PRINTED MATERIAL
Publication number: 20160319141Abstract: Provided is an inkjet recording ink composition, which has excellent ejection stability and enables the production of a printed material that has excellent water resistance and scratch resistance. Disclosed is an inkjet recording ink composition, which contains a wax emulsion having an average particle diameter of 140 nm or less and containing a polyolefin-based wax with a melting point of 85° C. or more and 120° C. or less, a resin emulsion, a pigment, and an aqueous solvent.Type: ApplicationFiled: September 1, 2014Publication date: November 3, 2016Inventors: Yukio SUGITA, Fumie YAMAZAKI -
Publication number: 20150307687Abstract: Provided is an inkjet maintenance fluid that is stable and very safe, exhibits good ink-cleaning performance, and is widely applicable to a variety of types of inkjet ink. This inkjet maintenance fluid contains water, a water-soluble organic solvent containing 1,3-propanediol, and a surfactant. The water-soluble organic solvent preferably constitutes at least 20% of the mass of the maintenance fluid, and 1,3-propanediol preferably constitutes at least 30% of the mass of the water-soluble organic solvent. Even low-HLB surfactants are dissolved well, allowing application to a wide range of inkjet inks.Type: ApplicationFiled: October 10, 2013Publication date: October 29, 2015Inventors: Fumie Yamazaki, Kisei Matsumoto, Masaki Inumaru, Naoki Shiraishi
-
Patent number: 8841356Abstract: Disclosed is an ink composition which has superior storage stability, is resistant to bleeding, has good fixability to paper, and enables printing of a clear image. The ink composition includes a pigment dispersion containing a surface-treated pigment and a resin emulsion, wherein the surface-treated pigment is obtained by binding a functional group, having a larger calcium index than a calcium index of 1,2,3-benzenetricarboxylic acid, to the surface of a pigment; and the resin emulsion is adapted so that an aqueous solution containing 1 mass % of a solid content of the resin emulsion has a conductance of 300 ?S/cm or less.Type: GrantFiled: September 30, 2010Date of Patent: September 23, 2014Assignee: DNP Fine Chemicals Co., Ltd.Inventors: Satoshi Shioda, Tatsuro Ishitobi, Takao Otomaru, Rumiko Matsuo, Masaki Inumaru, Yukio Sugita, Fumie Yamazaki, Naoki Shiraishi, Mitsuyoshi Tamura, Ataru Miyata
-
Patent number: 8814335Abstract: An inkjet recording method characterized by adhering a receiving solution (A) to at least areas on a recording medium (R) which are to be printed with an inkjet ink (I) or the whole surface of the medium (R) which is to be printed, said receiving solution (A) being a solution obtained by dissolving (inclusive of dispersing) one or more metal salts (S) selected from among at least divalent, calcium salts, magnesium salts, nickel salts, aluminum salts, boron salts, and zinc salts and one or more resins (B) having hydrophilic groups in an aqueous solvent in such amounts that the concentrations of the metal salts (S) and the resins (B) fall within the range of 0.005 to 2.0 mol/l and within the range of 0.5 to 20 mass % respectively, and then applying the inkjet ink (1) to areas where the metal salts are present in an adhered state to carry out printing.Type: GrantFiled: March 27, 2012Date of Patent: August 26, 2014Assignee: DNP Fine Chemicals Co., Ltd.Inventors: Masaki Inumaru, Takao Otomaru, Yukio Sugita, Mitsuyoshi Tamura, Fumie Yamazaki, Naoki Shiraishi, Yoshiki Nozaka