Patents Assigned to Dainippon Ink and Chemicals, Inc.
  • Patent number: 6986309
    Abstract: A plastic pallet including a square upper plate part and lower plate part, and columns connecting the upper plate part and the lower plate part. Fork insertion apertures are formed between the columns in the side faces of the pallet. Rectangular reinforcing frames are multiply formed surrounding the cross-section of the fork insertion apertures orthogonal to the fork insertion direction, and a hollow portion is formed inside these reinforcing frames, along at least three sides of the reinforcing frame.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: January 17, 2006
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Junro Sugihara, Soshi Yamamoto
  • Patent number: 6976436
    Abstract: This synthetic resin pallet has a load portion 1 and a plurality of leg portions 2 protruding downward from the load portion 1 with fork inserting portions 4 provided between the leg portions 2. The load portion 1 comprises a horizontal plate portion and a grating portion 6 formed by intersection of a plurality of vertical ribs 6a, 7a and a plurality of horizontal ribs 6b, 7b, provided at a bottom of the horizontal plate portion. The leg portions 2 are so formed as to protrude downward from a lower end of the grating portion 6. Each of the leg portions 2 comprises a plurality of small leg portions 3 that are separated by a plurality of parallel vertical ribs 7a and/or a plurality of parallel horizontal ribs 7b. Engagement holes 22 are formed in the small leg portions 3 and plate-like link portions 20 are attached by fitting engagement portions 24 in the engagement holes. Recesses in which the small leg portions 3 are to be fitted are formed in the plate-like link portions 20.
    Type: Grant
    Filed: September 25, 2000
    Date of Patent: December 20, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Junro Sugihara, Kiyoshi Kurosawa, Tomoyuki Dobashi, Soshi Yamamoto
  • Patent number: 6974784
    Abstract: A photocurable sheet-form material which comprises (a) a polymerizable unsaturated monomer, (b) a polymer which is either polymethyl methacrylate or a high-molecular polymer consisting mainly methyl methacrylate units and which is compatible or swollen with the polymer (a), (c) a photocuring agent, and (d) a fibrous reinforcement. It is excellent in productivity, handleability, and photocurability. This photocurable sheet-form material is usable for producing a layered molding and forming a backup layer (reinforcing layers) of a molded article, and is a useful material as a replacement protective material for pipes, covering material, lining material, fixing material, or the like.
    Type: Grant
    Filed: March 16, 2000
    Date of Patent: December 13, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Shinichi Nonaka, Shigeru Motomiya
  • Patent number: 6969750
    Abstract: The water absorbent material of the present invention is composed of a copolymer of an anhydropolyamino acid having at least one ethylenically unsaturated double bond in a molecule, a water-soluble monomer having an ethylenically unsaturated double bond and polysaccharides, and has high water absorption ratio and high water absorption rate in pure water or water having a low ion content and also has high absorption properties for high concentration salt-containing solutions.
    Type: Grant
    Filed: July 26, 2001
    Date of Patent: November 29, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Hisakazu Tanaka, Toshiya Kato, Shigeki Ideguchi, Hideyuki Ishizu, Yoshiki Hasegawa
  • Patent number: 6967003
    Abstract: A membrane artificial lung performs gas exchange between blood and a gas via the membrane by flowing the blood in one side of the membrane and flowing oxygen or an oxygen-containing gas in the other side of the membrane. The membrane has a hollow fiber membrane of poly-4-methylpentene-1 and an oxygen permeation rate Q(O2) at 25° C. of from 1×10?6 to 3×10?3 (cm3(STP)/cm2·sec·cmHg) and an ethanol flux of from 0.1 to 100 ml/min·m2. The membrane has, in the side of the blood flow, a surface having an ionic complex derived from: quaternary aliphatic alkylammonium salts; and heparin or a heparin derivative. The quaternary alkylammonium salts are a quaternary aliphatic alkylammonium salt having from 22 to 26 carbon atoms in total and a quaternary aliphatic alkylammonium salt having from 37 to 40 carbon atoms in total.
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: November 22, 2005
    Assignees: Dainippon Ink and Chemicals, Inc., Toyo Boseki Kabushiki Kaisha
    Inventors: Toru Takehisa, Kazunari Sakai, Susumu Kashiwabara, Hidenori Tanaka, Masaki Satoh, Hisateru Takano, Yoshiyuki Taenaka, Eisuke Tatsumi, Tomohiro Nishinaka
  • Publication number: 20050245395
    Abstract: An aqueous resin composition used to form an undercoat layer of a thermosensitive recording medium, comprising a water-repellent filler (A) having a water-repellent surface, which is composed of at least one of an organosilicon compound and an organofluorine compound, and an aqueous solution or water dispersion of a film-forming resin (B), which contains the water-repellent filler (A).
    Type: Application
    Filed: June 15, 2005
    Publication date: November 3, 2005
    Applicant: Dainippon Ink and Chemicals, Inc.,
    Inventors: Kazunori Tanaka, Masato Inoue, Eiji Satake
  • Publication number: 20050245635
    Abstract: To provide a photocurable composition for sealing a liquid crystal panel, which is excellent in heat resistance and moisture proof, namely, water vapor barrier properties, and can obtain a liquid crystal panel free from a decreased voltage holding ratio. The photocurable composition contains (1) a photopolymerizable compound having a fused alicyclic structure and a maleimide group and (2) a photopolymerizable compound having an alicyclic structure and two or more (meth)acryloyl groups per molecule.
    Type: Application
    Filed: June 10, 2003
    Publication date: November 3, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.
    Inventors: Hiroyuki Takeda, Yoshinobu Sakurai, Akihiro Iwamoto, Hisatomo Yonehara
  • Publication number: 20050246789
    Abstract: Through screening using an antibody to a polypeptide that constitutes a parasporal body in sporangia of Bacillus popilliae and has a larvae growth inhibiting or insecticidal effect on a Scarabaeidae insect and through polymerase chain reaction, polynucleotides encoding the polypeptide and polypeptides similar thereto are isolated.
    Type: Application
    Filed: March 29, 2005
    Publication date: November 3, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.
    Inventors: Masao Tanaka, Tomoko Yokoyama, Moriichi Aoyagi, Makoto Hasegawa, Gaku Ehara, Masaharu Kimura, Hideji Nishihashi
  • Publication number: 20050245685
    Abstract: A mixture including a high specific gravity masterbatch pellets group (A) with specific gravity within a range from 1.8 to 3.5, and a low specific gravity masterbatch pellets group (B) with specific gravity within a range from 0.5 to 1.6. The high specific gravity masterbatch pellets group (A) comprises m different columnar masterbatch pellets, each with a different specific gravity, and the low specific gravity masterbatch pellets group (B) comprises n different columnar masterbatch pellets, each with a different specific gravity. The high specific gravity masterbatch pellets group (A) and the low specific gravity masterbatch pellets group (B) satisfy a formula (1) shown below: 0.
    Type: Application
    Filed: April 28, 2004
    Publication date: November 3, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.,
    Inventors: Haruo Otake, Yoshiro Tomita, Hideki Uchimi, Youko Nakayama
  • Patent number: 6958366
    Abstract: An antifouling coating composition having an excellent coating film strength and also has markedly superior antifouling properties, and a novel resin which is useful as a matrix resin for the composition are provided. The antifouling coating composition comprises a vinyl polymer (A) having, as a repeating unit, a structural unit (a) represented by the following formula (1): (in the formula (1), X1 and X2 each independently represents an ester bond or a carbonyl group; R1 represents an ethylene structure which forms a covalent bond with the carbonyl carbon atom and X1 in the formula (1) at the same or adjacent carbon atom; R2 represents a gem-alkylene group, a vic-alkylene group, an arylmethylidene group or an arylethylene group; and R3 and R4 represent an alkyl group or an aryl group, or a hydrocarbon group having a carbonyl group, an ether bond or an ester bond) and an antifouling agent (B).
    Type: Grant
    Filed: April 12, 2001
    Date of Patent: October 25, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Koji Tokunaga, Masataka Ooka, Hiroo Tanaka, Asako Oda, Hiroshi Matsuzawa, Makoto Tsuboi, Eiichi Yoshikawa, Yasuhiro Yuki, Satoshi Hiyoshi
  • Publication number: 20050233903
    Abstract: An aqueous resin composition used to form an undercoat layer of a thermosensitive recording medium, comprising a water-repellent filler (A) having a water-repellent surface, which is composed of at least one of an organosilicon compound and an organofluorine compound, and an aqueous solution or water dispersion of a film-forming resin (B), which contains the water-repellent filler (A).
    Type: Application
    Filed: June 15, 2005
    Publication date: October 20, 2005
    Applicant: Dainippon Ink and Chemicals, Inc.
    Inventors: Kazunori Tanaka, Masato Inoue, Eiji Satake
  • Publication number: 20050233194
    Abstract: The present invention provides a molding having excellent workability and a production method therefore. In addition, the present invention provides a molding with which a capacitor element having excellent electric properties can be obtained, and which has excellent workability that can be used to make a porous anode element for an electrolytic capacitor. The molding with a substratum has a sheet-shaped substratum and a molding which is provided on this sheet-shaped substratum such that the molding can be separated, in which the molding has a protective layer and a porous-body-forming layer, the protective layer includes resin as a main component, and the porous-body-forming layer includes valve action metal powder and binder resin.
    Type: Application
    Filed: May 21, 2003
    Publication date: October 20, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC
    Inventors: Wataru Suenaga, Minoru Moriyama, Akiko Miyamoto
  • Patent number: 6929827
    Abstract: The present invention provides a method of producing a color filter which has pixels formed by an ink-jet printing method and also has superior heat resistance and solvent resistance, especially heat resistance. This method comprises forming pixels on a transparent substrate using a colored composition containing (a) an amino resin having a carboxyl group and/or a phenolic hydroxyl group and (b) a coloring material by an ink-jet printing method, followed by curing the pixels.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: August 16, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventor: Hisatomo Yonehara
  • Publication number: 20050175816
    Abstract: An aqueous resin composition used to form an undercoat layer of a thermosensitive recording medium, comprising a water-repellent filler (A) having a water-repellent surface, which is composed of at least one of an organosilicon compound and an organofluorine compound, and an aqueous solution or water dispersion of a film-forming resin (B), which contains the water-repellent filler (A).
    Type: Application
    Filed: February 25, 2003
    Publication date: August 11, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.
    Inventors: Kazunori Tanaka, Masato Inoue, Eiji Satake
  • Publication number: 20050171309
    Abstract: The water absorbent material of the present invention is composed of a copolymer of an anhydropolyamino acid having at least one ethylenically unsaturated double bond in a molecule, a water-soluble monomer having an ethylenically unsaturated double bond and polysaccharides, and has high water absorption ratio and high water absorption rate in pure water or water having a low ion content and also has high absorption properties for high concentration salt-containing solutions.
    Type: Application
    Filed: April 5, 2005
    Publication date: August 4, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.
    Inventors: Hisakazu Tanaka, Toshiya Kato, Shigeki Ideguchi, Hideyuki Ishizu, Yoshiki Hasegawa
  • Publication number: 20050172355
    Abstract: Through screening using an antibody to a polypeptide that constitutes a parasporal body in sporangia of Bacillus popilliae and has a larvae growth inhibiting or insecticidal effect on a Scarabaeidae insect and through polymerase chain reaction, polynucleotides encoding the polypeptide and polypeptides similar thereto are isolated.
    Type: Application
    Filed: March 29, 2005
    Publication date: August 4, 2005
    Applicant: DAINIPPON INK AND CHEMICALS, INC.
    Inventors: Masao Tanaka, Tomoko Yokoyama, Moriichi Aoyagi, Makoto Hasegawa, Gaku Ehara, Masaharu Kimura, Hideji Nishihashi
  • Patent number: 6924017
    Abstract: The present invention provides an ultraviolet-curable composition having satisfactory protective performance even in endurance testing at high temperature and high humidity in an optical recording medium having for its reflective film Ag or a metal and/or alloy having Ag for its main component, and an optical recording medium in which it is applied. A cured film of an ultraviolet-curable composition, for which the pH value of a 1 wt % methanol solution of said ultraviolet-curable composition is within the range of 4.5 to 6.8, is coated onto a reflective film in the form of a protective film.
    Type: Grant
    Filed: January 24, 2001
    Date of Patent: August 2, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventor: Toshihiro Shoji
  • Patent number: 6924324
    Abstract: A photocurable composition is provided which yields an excellent tack-free, hard cured product without any addition of photoinitiators. A photocurable composition which is excellent in storage stability is also provided. The photocurable composition contains a resin having an acryloyl group and a chemical structure element selected from the group consisting of ?-diketone groups and ?-ketoester groups, wherein the ?-diketone group or the ?-ketoester group has a tetra-substituted carbon atom between two carbonyl groups, which is capable of generating one or two free radicals under photoirradiation, and the photocurable composition does not increase more than 25% in viscosity when heated at 60° C. for 5 days.
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: August 2, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Kai-Uwe Gaudl, Artur Lachowicz, Ken-ichi Yatsugi, Gerwald F. Grahe
  • Patent number: 6914087
    Abstract: A powder coating is provided which does not require a long complicated production process, can be produced easily and with no danger of gelling occurring during production, and which forms a paint film with superior smoothness and with no film defects such as bubbles or pinholes. A powder coating raw materials solution comprising as essential constituents a room temperature solid main constituent resin (A) with a curable reactive group, a room temperature solid curing agent (B) which reacts with the curable reactive group of the main constituent resin (A), and an organic solvent (C), is spray dried at a temperature at which the main constituent resin (A) and the curing agent (B) undergo no substantial curing reaction.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: July 5, 2005
    Assignees: Dainippon Ink and Chemicals, Inc., Liquid Gas Co., Ltd.
    Inventors: Katsuhiko Okada, Tetsuro Agawa, Kouji Shinohara, Yoshitaka Konishi
  • Patent number: 6913797
    Abstract: The present invention discloses a decahydronaphthalene derivative represented by general formula (I): a liquid crystal composition in which it is contained, and a liquid crystal device in which it is used. The novel decahydronaphthalene derivative of the present invention can be produced industrially extremely easily as shown in the examples, and by adding a small amount to a base liquid crystal, it is possible to have effects that expand the nematic phase temperature range, thereby improving its various characteristics as a nematic liquid crystal. Moreover, the novel decahydronaphthalene derivative of the present invention also has superior co-solubility with base liquid crystals generally used at present. Thus, it is suitable for various types of liquid crystal devices requiring a wide operating temperature range, and is extremely useful as a liquid crystal material.
    Type: Grant
    Filed: August 23, 1999
    Date of Patent: July 5, 2005
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Shinji Ogawa, Hiroyuki Ohnishi, Yutaka Nagashima, Sadao Takehara, Makoto Negishi, Haruyoshi Takatsu, Gerwald Grahe, Rainer Bruno Frings, Christine Fugger, Cornelia Pithart