Patents Assigned to Yupo Corporation
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Publication number: 20040185285Abstract: Disclosed is a method of surface treatment of a thermoplastic resin film (i) which comprises the steps of subjecting the thermoplastic resin film (i) to surface oxidation, coating the oxidized film with a surface modifier (A) and then stretching the coated film, and which is characterized in that: the surface modifier (A) is an aqueous dispersion prepared by dispersing an olefin copolymer (a) with an unsaturated carboxylic acid or its anhydride bonded thereto in water along with at least one dispersant (b) selected from the group consisting of nonionic surfactants, nonionic water-soluble polymers, cationic surfactants and cationic water-soluble polymers; the ratio by weight of (a)/(b) in terms of the solid content thereof falls between 100/1 and 100/30; and the mean particle size of the resin in the surface modifier (A) is at most 5 &mgr;m.Type: ApplicationFiled: December 22, 2003Publication date: September 23, 2004Applicant: YUPO CORPORATIONInventors: Seiichiro Iida, Hisashi Tani
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Publication number: 20040161621Abstract: An object of the invention is to provide a thermoplastic resin film excellent in antistatic property and capable of being printed by various means.Type: ApplicationFiled: February 13, 2004Publication date: August 19, 2004Applicant: YUPO CORPORATIONInventors: Takatoshi Nishizawa, Masaki Shiina
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Publication number: 20040161599Abstract: 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: ApplicationFiled: February 8, 2002Publication date: August 19, 2004Applicant: YUPO CORPORATIONInventors: Takatoshi Nishizawa, Minoru Kato, Hidenori Okuyama
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Publication number: 20040151891Abstract: The present invention discloses a multi-layered stretched resin film which comprises a base layer (A) containing 40 to 90 wt % of a polyolefinic resin and 10 to 60 wt % of an inorganic fine powder or an organic filler; and an amorphous resin-containing layer (B) provided on at least one side of such base layer (A), and containing 0 to 85 wt % of a polyolefinic resin and 15 to 100 wt % of an amorphous resin; where the amorphous resin-containing layer (B) has a porosity of 5% or below. Such multi-layered stretched resin film is successfully exempt from being waved or curled due to vehicle contained in offset printing ink during offset printing, and can thus ensure excellent printability.Type: ApplicationFiled: February 2, 2004Publication date: August 5, 2004Applicant: YUPO CORPORATIONInventors: Atsushi Ishige, Kazuhisa Kitamura
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Patent number: 6767618Abstract: A multi-layered stretched resin film comprises a base layer (A) comprising more than 90 wt % of a polyolefinic resin and less than 10 wt % of an inorganic fine powder and/or an organic filler; and an amorphous resin-containing layer (B), comprising 0 to 85 wt % of a second polyolefinic resin, which may be the same or different than the first polyolefinic resin, and 15 to 100 wt % of an amorphous resin. The amorphous resin-containing layer (B) is disposed on at least one side of the base layer (A), and has a porosity of 5% or less. Such multi-layered stretched resin films are resistant to waving or curling caused by exposure to the vehicle component of offset printing inks during offset printing, and therefore have excellent printing properties.Type: GrantFiled: February 4, 2002Date of Patent: July 27, 2004Assignee: Yupo CorporationInventors: Atsushi Ishige, Kazuhisa Kitamura
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Patent number: 6764760Abstract: A label for in-mold decorating, which comprises (I) a thermoplastic resin film base layer, (II) an interlayer overlying said base layer and comprising (a) a thermoplastic resin composition, and (b) at least one antistatic agent, and (III) a heat-sealable resin layer overlying said interlayer. The label for in-mold decorating can be manufactured without developing a resin-like stain or causing roll contamination. It is free from inconveniences arising from insufficient antistatic properties in printing, cutting, blanking, and inserting into a mold, irrespective of the working environment. In addition, it exhibits a high adhesive strength upon application to a molded container.Type: GrantFiled: July 24, 2001Date of Patent: July 20, 2004Assignee: Yupo CorporationInventors: Takatoshi Nishizawa, Masaki Shiina
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Publication number: 20040121176Abstract: The problem of the invention is to provide a multilayered resin stretched film made of a polypropylene based resin as a material, which is excellent in sheet fed offset printing properties, low-temperature heat sealing properties with a container, and unsealing properties, and a blister pack having excellent recycle properties.Type: ApplicationFiled: December 12, 2003Publication date: June 24, 2004Applicant: YUPO CORPORATIONInventors: Masaaki Yamanaka, Kazuyuki Kimura
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Patent number: 6749915Abstract: A labeled resin bottle containing a resin bottle and one or more labels placed thereon and fused therewith, wherein said resin bottle has a value of W/(V⅔) within a range from 0.1 to 0.5 m, wherein W is a base weight, and V is a fill-in volume, provided that when the value is 0.1 or larger and smaller than 0.3, the bottle has a major thick layer consisting of a polyolefinic resin having a stiffness of 5,000 kgf/cm2 or below, and wherein said label has a tensile elastic modulus of 5,000 to 30,000 kgf/cm2. The labeled resin bottle is capable of withstanding reduced bottle strength while thinning the resin bottle and reducing the amount of source resins used therefor.Type: GrantFiled: January 23, 2002Date of Patent: June 15, 2004Assignee: Yupo CorporationInventors: Kazuhisa Tachi, Mikihiko Fujiwara, Takatoshi Nishizawa, Masaki Shiina
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Patent number: 6713169Abstract: The present invention discloses a multi-layered stretched resin film which comprises a base layer (A) containing 40 to 90 wt % of a polyolefinic resin and 10 to 60 wt % of an inorganic fine powder or an organic filler; and an amorphous resin-containing layer (B) provided on at least one side of such base layer (A), and containing 0 to 85 wt % of a polyolefinic resin and 15 to 100 wt % of an amorphous resin; where the amorphous resin-containing layer (B) has a porosity of 5% or below. Such multi-layered stretched resin film is successfully exempt from being waved or curled due to vehicle contained in offset printing ink during offset printing, and can thus ensure excellent printability.Type: GrantFiled: October 2, 2001Date of Patent: March 30, 2004Assignee: Yupo CorporationInventors: Atsushi Ishige, Kazuhisa Kitamura
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Publication number: 20040023023Abstract: Disclosed is a stretched resin film comprising a layer (A) stretched in at least one axial direction and comprising 0 to 98 wt % of a polyolefinic resin, 2 wt % or more and less than 100 wt % of an amorphous resin and more than 0 wt % and 70 wt % or less of an inorganic finepowder and/or an organic filler. The stretched resin film of the present invention is resistant to becoming waved when offset-printed with widely-used, quick-drying offset printing inks, and thus has excellent printing properties.Type: ApplicationFiled: March 28, 2003Publication date: February 5, 2004Applicant: YUPO CORPORATIONInventors: Atsushi Ishige, Kazuhisa Kitamura
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Publication number: 20040018355Abstract: Disclosed is a forgery-preventing film having, on one side of a first layer (A) comprising a thermoplastic resin, a second layer (B) comprising a thermoplastic resin wherein said film satisfying at least one of the following conditions: Condition 1: one side of said first layer (A) is treated to prevent forgery and said second layer (B) is formed on the surface of the treated side of said first layer (A); Condition 2: said second layer (B) comprises at least two thermoplastic resins of different melt viscosities; Condition 3: porosity of said second layer (B) is greater than porosity of said first layer (A); and Condition 4: a polymer net is formed on one side of said first layer (A) and said second layer (B) is formed on the surface having the polymer net.Type: ApplicationFiled: March 18, 2003Publication date: January 29, 2004Applicant: YUPO CORPORATIONInventors: Tamio Shikano, Takaaki Asakura, Takahiko Ueda
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Publication number: 20030219585Abstract: Disclosed is a multilayered-stretched resin film characterized in that on the back surface of a printable front layer (A) comprising a thermoplastic resin, an inorganic finepowder, and/or an organic filler is laminated a back layer (B) comprising a surface-treated inorganic finepowder and a thermoplastic resin comprising a hydrophilic thermoplastic resin, and in that the peel strength of back layer (B) is from 10 to 200 g/cm.Type: ApplicationFiled: March 21, 2003Publication date: November 27, 2003Applicant: YUPO CORPORATIONInventors: Masaaki Yamanaka, Kazuyuki Kimura
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Patent number: 6627298Abstract: A support which contains a base layer (B) composed of a biaxially stretched film of a thermoplastic resin containing an inorganic fine powder; and a surface layer (A) provided at least on one side of such base layer (B), which is composed of a biaxially stretched film of a thermoplastic resin having a three dimensional center plane average roughness of about 0.3 &mgr;m or below and a 60 degrees surface glossiness of about 80% or above is disclosed. A thermal transfer image-recording material using such support can produce a clear image having an excellent glossiness and no external waviness.Type: GrantFiled: April 27, 2001Date of Patent: September 30, 2003Assignee: Yupo CorporationInventors: Hiroshi Koyama, Akihiko Ohno, Tamio Shikano
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Patent number: 6620473Abstract: An in-mold decorating label, which comprises a thermoplastic resin film substrate layer (I) having provided on its backside a heat-sealable resin layer (II), the heat-sealable resin layer (II) containing a polyethylenic resin and at least one of (i) a fatty acid amide having a molecular weight of 300 or more and (ii) an organic or inorganic fine powder having an average particle size larger than thickness of the heat-sealable resin layer (II). This label for use in in-mold decorating has excellent feeding and discharging properties upon printing and workability during sheeting, which facilitates insertion of the label into a metal mold during in-mold decorating, and provides a label-laminated container which does not suffer from blister generation and has a large welding force between the container and the label.Type: GrantFiled: April 16, 2001Date of Patent: September 16, 2003Assignee: Yupo CorporationInventors: Takatoshi Nishizawa, Masaki Shiina, Hironobu Taniguchi
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Publication number: 20030157299Abstract: The object of the invention is to provide an electrophotography recording paper having excellent density, color tone, gradation, fixing properties, and recording qualities, while having excellent water resistance, and durability.Type: ApplicationFiled: January 13, 2003Publication date: August 21, 2003Applicant: YUPO CORPORATIONInventors: Katsukuni Nitta, Hideo Shimoda, Tamio Shikano
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Publication number: 20030157313Abstract: A thermoplastic resin film (i) which has a degree of dimensional change through heating and cooling (a) in the range of from −2% to 2% as measured by thermomechanical analysis in the range of from room temperature to 135° C., or which has a degree of thermal shrinkage of 1.8% or lower upon heating at 130° C. for 30 minutes or longer; and a label paper employing the same. The label paper has suitability for heated-roll fixing type electrophotographic printers and is satisfactory in curling after printing.Type: ApplicationFiled: March 6, 2003Publication date: August 21, 2003Applicant: YUPO CORPORATIONInventors: Nobuhiro Shibuya, Ichiro Ohkawachi
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Publication number: 20030152735Abstract: 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 materialfor, 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: ApplicationFiled: January 3, 2003Publication date: August 14, 2003Applicant: YUPO CORPORATIONInventor: Hiroshi Koike
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Publication number: 20030151247Abstract: Disclosed is a label for in-mold forming comprising a thermoplastic resin film base layer and a heat-seal resin layer, wherein a surface of the heat-seal resin layer has a centerline average roughness of 0.5 to 5 micrometers and the label has an air permeability of 10 to 20,000 seconds. When in-mold forming is conducted with the label of the present invention, labeled molded resin articles of various shapes can be manufactured while effectively inhibiting blistering.Type: ApplicationFiled: December 16, 2002Publication date: August 14, 2003Applicant: YUPO CORPORATIONInventors: Takatoshi Nishizawa, Masaki Shiina, Akihiko Ohno
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Patent number: 6586106Abstract: Described is a thermoplastic resin film having on a surface thereof a hydroxy-modified imine polymer containing repeating units represented by the following general formula (I) in an amount of 5 mol % or more based on the total of repeating units.Type: GrantFiled: August 6, 2001Date of Patent: July 1, 2003Assignee: Yupo CorporationInventors: Nobuhiro Shibuya, Kazuhisa Kitamura, Ayako Shibata, Yasuo Kitani, Kazuhide Hayama
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Publication number: 20030118790Abstract: The present invention provides less expensive ink jet recording papers having high glossiness and high durability and being capable of quickly absorbing inks without causing bleeding.Type: ApplicationFiled: September 16, 2002Publication date: June 26, 2003Applicant: YUPO CORPORATIONInventors: Seiichiro IIda, Yasuo Iwasa