Patents Assigned to Yupo Corporation
  • Light reflector, planar light source and illumination device using the same
    Patent number: 8408774
    Abstract: A light reflector comprising a resin film having a reflection angle peak ratio [i.e. (reflection peak value when a light ray is applied at an angle of 45° to the perpendicular line of the reflection surface)/(reflection peak value when a light ray is applied at an angle of 15° to the perpendicular line of the reflection surface)] of from 1.3 to 10, and a specular reflectance [i.e. (reflectance)?(diffuse reflectance)] of from 1.4% to 10%. This light reflector can prevent generation of a bright line even when it is used in an illumination device having a plurality of light sources.
    Type: Grant
    Filed: October 30, 2006
    Date of Patent: April 2, 2013
    Assignee: Yupo Corporation
    Inventors: Takahiko Ueda, Hiroshi Koyama, Haruto Nagakusa
  • LABEL FOR IN-MOLD MOLDING, IN-MOLD MOLDED ARTICLE AND METHOD FOR MOLDING SAME
    Publication number: 20120315447
    Abstract: A label for in-mold molding, which comprises a laminate film comprising a substrate layer (A) and a heat-sealable resin layer (B), wherein the substrate layer (A) comprises a thermoplastic resin in an amount of from 40 to 90% by weight and at least one of an inorganic fine powder and an organic filler in an amount of from 10 to 60% by weight, the heat-sealable resin layer (B) comprises a thermoplastic resin in an amount of from 50 to 100% by weight, the laminate film is at least uniaxially stretched, the porosity of the laminate film is from 10% to 45%, the thermal conductivity of the label is from 0.04 to 0.11 W/mK, and the bonding strength of the label stuck to an adherend formed of a propylene-based resin at 200° C. and 60 MPa is from 250 to 1500 g/15 mm.
    Type: Application
    Filed: October 13, 2010
    Publication date: December 13, 2012
    Applicant: YUPO CORPORATION
    Inventors: Mitsuhiro Ashikaga, Masaki Shiina, Yasuo Iwasa
  • LABEL FOR IN-MOLD FORMING AND RESIN CONTAINER WITH THE LABEL
    Publication number: 20120288652
    Abstract: A label for in-mold forming which comprises a thermoplastic resin film base layer (I), a heat-sealable resin layer (II), and an antistatic layer (III), wherein the heat-sealable resin layer (II) comprises a heat-sealable resin including a copolymer of propylene and ?-olefin having 4-20 carbon atoms and has a degree of non-crystallinity of 60-90% as determined with a differential scanning calorimeter (DSC) at temperatures less than 90° C., the antistatic layer (III) comprises an antistatic agent in an amount of 0.001 to 1 g per unit area (m2) and the surface of the layer has a wettability index (JIS-K-6768) of 32-54 mN/m, and the label has a porosity higher than 10% and not higher than 70% and has an opacity (JIS-P-8138) higher than 20% and not higher than 100%; and a labeled container with the label.
    Type: Application
    Filed: July 19, 2012
    Publication date: November 15, 2012
    Applicant: YUPO CORPORATION
    Inventors: Yasuo IWASA, Masaki Shiina, Takatoshi Nishizawa
  • Melt thermal transfer recording paper
    Patent number: 8268415
    Abstract: A melt thermal transfer recording paper suitable for melt thermal transfer recording comprising a stretched resin film, wherein stretched resin film contains from 30 to 75% by weight of an inorganic fine powder and/or an organic filler and from 25 to 70% by weight in total of a thermoplastic resin having a Vicat softening point of not higher than 140° C. and a polyolefin-based resin having a Vicat softening point of higher than 140° C.; the stretched resin film contains more than 75 parts by weight and at most 900 parts by weight of the thermoplastic resin relative to 100 parts by weight of the polyolefin-based resin.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: September 18, 2012
    Assignee: Yupo Corporation
    Inventors: Hisao Ochiai, Takatoshi Nishizawa
  • Surrounding label and article bearing the label
    Patent number: 8257806
    Abstract: A surrounding label wherein the back side of an ending part can be superposed on and bonded with a water-based adhesive to the front side of a beginning part, the back side of the surrounding label has a water absorption of from 1 to 30 ml/m2, the surrounding label has an Elmendorf tear strength, as measured in either of the winding direction of the label or the direction perpendicular to that direction, of from 8 to 50 gF, and the label contains a thermoplastic resin.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: September 4, 2012
    Assignee: Yupo Corporation
    Inventors: Kazuyuki Kimura, Hiromitsu Tamauchi
  • ENERGY CONVERSION FILM
    Publication number: 20120177907
    Abstract: An energy conversion film, which can hold a larger amount of charges by pores in the inside of the film and has high energy conversion performances, is provided, by obtaining a porous resin film with a high expansion ratio without adopting an expansion treatment with a high-pressure gas by forming a thermoplastic resin stretched film having a specified structure. The energy conversion film includes a core layer (A) having specified pores and composed of a thermoplastic resin stretched film including a thermoplastic resin and at least one of an inorganic powder and an organic filler.
    Type: Application
    Filed: September 17, 2010
    Publication date: July 12, 2012
    Applicant: YUPO CORPORATION
    Inventors: Hiroshi Koike, Seiichiro Iida, Hidekazu Kodama, Yoshinobu Yasuno, Eiichi Fukada
  • Method for producing thermoplastic resin film
    Patent number: 8211507
    Abstract: Disclosed is a method for producing a thermoplastic resin film, which comprises oxidizing the surface of a thermoplastic resin film (i) that contains an unsaturated carboxylic acid-modified polyolefin-based resin, then applying a surface modifier thereto, and stretching it. According to the method, thermoplastic resin films can be produced that have good adhesiveness between the film substrate and the coating layer thereof and have good printability and electrostatic resistance.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: July 3, 2012
    Assignee: Yupo Corporation
    Inventors: Seiichiro Iida, Hisashi Tani
  • In-mold label and molded article using the same
    Patent number: 8187692
    Abstract: The invention provides an in-mold label which enables the degree of scumming to be judged during printing and imparts a good appearance to molded articles produced through in-mold molding, and which comprises a base layer (I), a heat-sealable resin layer (II), and a printable layer (III) and has a haze in whole layer of 80-100% and an internal haze of 0-20%. The invention further provides a molded article obtained using the label.
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: May 29, 2012
    Assignee: Yupo Corporation
    Inventors: Yasuo Iwasa, Masaki Shiina, Takatoshi Nishizawa, Masahiro Kimura, Hajime Mizuno
  • Labeled in-mold shaped article, and in-mold label
    Patent number: 8182902
    Abstract: A labeled in-mold shaped article in which an in-mold label having a thermoplastic resin-containing substrate layer and a heat-seal layer that contains a heat-seal resin and a water-soluble binder is stuck to a shaped article and in which the in-mold label does not peel off from the shaped article even when the labeled in-mold shaped article is dipped in water at 40° C. for 4 days. The labeled in-mold shaped article satisfies both label adhesiveness and delabelability.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: May 22, 2012
    Assignee: Yupo Corporation
    Inventors: Hiroshi Koike, Seiichiro Iida, Masaaki Yamanaka
  • Stretched film of void-containing thermoplastic resin and process for producing the same
    Patent number: 8158250
    Abstract: To provide a stretched film of void-containing thermoplastic resin having an attractive force between sheets is 50 g or less. The stretched film of void-containing thermoplastic resin has no charge therein and can be processed secondarily with lesser electrostatic disturbance even in a low-humidity environment.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: April 17, 2012
    Assignee: Yupo Corporation
    Inventors: Takatoshi Nishizawa, Minoru Kato, Hidenori Okuyama
  • LABEL FOR IN-MOLD MOLDING
    Publication number: 20120040197
    Abstract: A label for in-mold molding, which comprises a laminate configuration of a substrate layer and a heat-sealable layer, wherein the substrate layer is a stretched film formed of a resin composition comprising an ?-olefin-based copolymer having a melting point of from 105 to 170° C. and a crystalline propylene-based resin, and the label has an internal haze of from 1 to 30% for a stack of ten labels, does not detract from the shape of a container and does not detract from the outward appearance of the label when the label is stuck to the container.
    Type: Application
    Filed: January 26, 2010
    Publication date: February 16, 2012
    Applicant: YUPO CORPORATION
    Inventors: Tatsuya Suzuki, Yasuo Iwasa, Kou Nakamura
  • In-mold label, and labeled resin-labeled article
    Patent number: 8097338
    Abstract: An in-mold label comprising an olefinic resin substrate layer (A) having a wetting index (?) of from 34 to 74 mN/m and a heat-sealable resin layer (B) with an antistatic layer having a wetting index (?) of from 30 to 54 mN/m, wherein the absolute value of the initial frictional charge voltage of the substrate layer (A) relative to a sheet offset printing blanket is from 0 kV to 15 kV. This label has good workability in printing, cutting and blanking even in a low-humidity environment.
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: January 17, 2012
    Assignee: Yupo Corporation
    Inventors: Mitsuhiro Ashikaga, Naohide Ando, Yasuo Iwasa
  • CONTAINER WITH LABEL AND PRODUCTION METHOD THEREFOR
    Publication number: 20110315587
    Abstract: A label having a thickness of from 30 to 120 ?m and a Gurley stiffness of from 5 to 40 mgf, and comprising an adhesive layer with a melting heat quantity of from 10 to 55 J/g, is adhered on a body of a container having a thickness of 50 to 130 ?m, so that the direction of the label having a Gurley stiffness of from 5 to 40 mgf can correspond to the circumferential direction of the container body, by an in-mold method. Thereby, the label can be adhered with a sufficient adhesion strength and a thin container which is not deformed by the label can be provided.
    Type: Application
    Filed: December 25, 2009
    Publication date: December 29, 2011
    Applicant: YUPO CORPORATION
    Inventors: Kazuyuki Kimura, Hiromitsu Tamauchi, Takashi Funato
  • Paper seal, sealing method, and sealed article
    Patent number: 8048533
    Abstract: A paper seal comprising a stretched thermoplastic resin film that comprises (a) a surface layer, (b) a substrate layer, and (c) a water-based adhesive-receiving layer having a water absorption level of from 2 to 25 ml/m2, wherein the stretched thermoplastic resin film has a porosity of from 20 to 50% and a 120°-opening time by bending repulsion of from 20 to 70 seconds. The paper seal can be stuck in a flat state without being curled by the environmental influence during labeling or by the influence of seasonal variation, and can be peeled off completely.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: November 1, 2011
    Assignee: Yupo Corporation
    Inventors: Kazuyuki Kimura, Hiromitsu Tamauchi, Ryouichi Uchino
  • Easily peelable laminated film
    Patent number: 8025945
    Abstract: An easily peelable laminated film includes a laminate of a peelable surface layer (B) having a peeling strength of 5 to 100 g/cm with a base layer (A) containing a thermoplastic resin. The laminated film of the invention provides an easily peelable laminated film excellent in water resistance as a base material for, for example, concealing seals and labels for preventing re-pasting. The easily peelable laminated film of the invention requires no specific process to start peeling.
    Type: Grant
    Filed: January 17, 2007
    Date of Patent: September 27, 2011
    Assignee: Yupo Corporation
    Inventor: Hiroshi Koike
  • In-mold molding label and molded product using the same
    Patent number: 8021727
    Abstract: The invention provides a label for in-mold forming which tenaciously adheres to molded articles regardless of the materials of the molded articles, is usable under a wide range of molded-article molding conditions, and has an excellent print finish. The invention relates to: a label for in-mold forming, which comprises a resin film comprising a heat-sealable layer and a printing layer, wherein the heat-sealable layer has a rate of surface aperture of 6-30%, the printing layer has a dot skipping of 5% or lower, and the printing layer has a Bekk's surface smoothness (JIS-P-8119) of 650-20,000 seconds; and a molded article using the label.
    Type: Grant
    Filed: March 29, 2006
    Date of Patent: September 20, 2011
    Assignee: Yupo Corporation
    Inventors: Masaki Shiina, Kazuyuki Kimura, Takatoshi Nishizawa
  • Printing paper
    Patent number: 8012570
    Abstract: This invention provides printing paper which comprises an aliphatic polyester resin utilizing a plant resource-derived biomass material, is excellent, for example, in traveling stability on a printing machine, material strength, reproduction of dots, print sharpness, and waterfastness and is suitable for use in applications where sheet offset printing is carried out, for example, commercial printing applications such as outdoor posters and maps, catalogs, pamphlets, and menues, and a label using the same. The printing paper is a film formed of an aliphatic polyester resin composition comprising 40 to 90% by weight of an aliphatic polyester resin (a) comprising a binary or higher material of aliphatic diol units represented by formula (I) and aliphatic dicarboxylic acid units represented by formula (II) and 60 to 10% by weight of an inorganic fine powder (b).
    Type: Grant
    Filed: September 9, 2005
    Date of Patent: September 6, 2011
    Assignee: Yupo Corporation
    Inventors: Ichiro Ohkawachi, Akira Iwai, Minoru Kato
  • LIGHT REFLECTOR, AND PLANAR LIGHT SOURCE DEVICE AND ILLUMINATING DEVICE USING LIGHT REFLECTOR
    Publication number: 20110176299
    Abstract: A light reflector including a multilayer film wherein the multilayer film includes a substrate layer and an emission line preventing layer including a scale-like light reflecting section, and the reflection angle light quantity ratio is from 1.5 to 6.5. The light reflector is capable of preventing generation of emission lines when it is incorporated in a planar light source device or an illuminating device.
    Type: Application
    Filed: March 10, 2009
    Publication date: July 21, 2011
    Applicant: Yupo Corporation
    Inventors: Takahiko Ueda, Hiroshi Koyama
  • Stretched resin film and label comprising the same
    Patent number: 7981503
    Abstract: Disclosed is a stretched resin film having a liquid absorption coefficient of at least 5 ml/(m2·ms1/2). The stretched resin film has good liquid absorbability with good seepage resistance. When stuck to objects with a water-base adhesive, it dries within a short period of time and attains good adhesiveness.
    Type: Grant
    Filed: January 25, 2005
    Date of Patent: July 19, 2011
    Assignee: Yupo Corporation
    Inventors: Kazuyuki Kimura, Masaaki Yamanaka, Hiroshi Koike, Seiichiro Iida, Takatoshi Nishizawa
  • THERMOSENSITIVE ADHESIVE LABEL AND LABELED CONTAINER WITH SAME
    Publication number: 20110159218
    Abstract: A thermosensitive adhesive label comprising a laminate film of a first film layer and a second film layer, and a thermosensitive adhesive layer on the surface of the second film layer side of the laminate, wherein the Bekk smoothness of the surface of the first film layer side of the laminate film is from 2000 to 20000 seconds, the Bekk smoothness of the surface of the second film layer side of the laminate film is from 800 to 20000 seconds, the contact angle with water of the surface of the second film layer side of the laminate film is from 20 to 80°, and the surface strength of the thermosensitive adhesive layer is from 0.6 to 1.8 kg-cm.
    Type: Application
    Filed: February 12, 2010
    Publication date: June 30, 2011
    Applicant: YUPO CORPORATION
    Inventors: Kazuyuki KIMURA, Hiromitsu TAMAUCHI