Patents Assigned to Yupo Corporation
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Publication number: 20160193814Abstract: The present invention provides a double-sided adhesive sheet with which non-adhesive printed matter such as an advertisement can be attached to an adherend as a display object without using a pressure-sensitive adhesive, or the like, wherein air remaining is unlikely to occur when the sheet is attached to the adherend. The present invention is an electrostatic adsorbable sheet which is laminated by means of electrostatic adsorption, a protective layer (B) comprising a dielectric film on at least one surface of a support layer (A) comprising a thermoplastic resin film having undergone charging treatment; and an electrostatic adsorbable sheet which is laminated by means of electrostatic adsorption, a protective layer (B) comprising a dielectric film having undergone charging treatment on at least one surface of a support layer (A) comprising a thermoplastic resin film.Type: ApplicationFiled: September 4, 2014Publication date: July 7, 2016Applicant: YUPO CORPORATIONInventors: Hiroshi KOIKE, Yuichi YAHAGI
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Patent number: 9381724Abstract: 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: GrantFiled: September 17, 2010Date of Patent: July 5, 2016Assignee: YUPO CORPORATIONInventors: Hiroshi Koike, Seiichiro Iida, Hidekazu Kodama, Yoshinobu Yasuno, Eiichi Fukada
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Patent number: 9302418Abstract: A resin film comprising a multilayer structure of a print layer (A), a gloss-imparting layer (B) and a substrate layer (c) as laminated in that order, wherein the print layer (A) comprises from 90 to 100% of a propylene random copolymer or the like and from 0 to 10% of an inorganic fine powder or the like, the gloss-imparting layer (B) comprises from 70 to 100% of a thermoplastic resin and from 0 to 30% of an inorganic fine powder or the like, the substrate layer (C) comprises a thermoplastic resin, the resin film has a glossiness, as measured on the surface side of the print layer (A), of from 70 to 110%, the resin film has an oxygen atom concentration, as measured through X-ray photoelectron spectrometry on the surface side of the print layer (A), of from 5 to 20%. The printed matter of the resin film with a UV-curable ink has extremely good weather resistance.Type: GrantFiled: August 23, 2006Date of Patent: April 5, 2016Assignee: YUPO CORPORATIONInventors: Nobuhiro Iwatani, Hisao Ochiai
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Publication number: 20160046101Abstract: An in-mold label having a heat sealing layer formed on one surface of an olefinic resin film, wherein the heat sealing layer contains a thermoplastic resin satisfying (1) at least one crystallization peak occurs between 85 to 110° C. in differential scanning calorimetry and (2) the hot tack force at 130° C. is 120 to 350 gf/cm2, can reduce defects in a labeled container even when the container is produced in a short cycle time.Type: ApplicationFiled: March 25, 2014Publication date: February 18, 2016Applicant: YUPO CORPORATIONInventors: Takahiko UEDA, Yuuichi IWASE
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Publication number: 20160009018Abstract: Problem: To provide an in-mold label for stretch blow molding having excellent adhesiveness of the label particularly after molding of a molded product. Furthermore, to provide a labeled stretch blow molded product that uses the label. Resolution Means: An in-mold label for stretch blow molding, the in-mold label comprising a substrate layer (I) and a heat sealable resin layer (II), the substrate layer (I) comprising a thermoplastic resin and an inorganic fine powder, the heat sealable resin layer (II) comprising a coating layer formed by applying a coating solution containing an ethylene-based copolymer on the substrate layer (I) and drying.Type: ApplicationFiled: March 3, 2014Publication date: January 14, 2016Applicant: YUPO CORPORATIONInventors: Takashi FUNATO, Yuta IWASAWA
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Publication number: 20150375477Abstract: A readily removable film containing a substrate layer (A) and a readily removable layer (B), wherein the substrate layer (A) contains a thermoplastic resin, the readily removable layer (B) contains from 30 to 60% by weight of a mixture of a crystalline polypropylene resin having a degree of crystallinity of at least 65% and a thermoplastic resin immiscible with the crystalline polypropylene resin, and from 40 to 70% by weight of a fine powder, in which the thermoplastic resin immiscible with the crystalline polypropylene resin is blended in a ratio of from 105 to 300 parts by weight relative to 100 parts by weight of the crystalline polypropylene resin, and the readily removable layer (B) is stretched at least monoaxially.Type: ApplicationFiled: July 2, 2015Publication date: December 31, 2015Applicant: YUPO CORPORATIONInventors: Tatsuya SUZUKI, Kou NAKAMURA, Kazuyuki KIMURA, Seiichiro IIDA
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Publication number: 20150370182Abstract: A recording sheet is produced by coating and drying on a support formed of a thermoplastic resin film a coating solution containing an olefin copolymer emulsion having a solid content of 100 parts by mass and a silane coupling agent having a solid content of from 2 to 14 parts by mass to forma surface treatment layer having a solid content of from 0.1 to 5 g/m2. The recording sheet has high adhesion property between the support layer and the surface treatment layer, is capable of being subjected to various kinds of printing including offset printing and flexographic printing, and particularly has excellent adhesion property between the surface treatment layer and the toner to prevent the toner from being dropped off even in the case where the recording sheet is subjected to an electrophotographic recording printing process using a liquid toner.Type: ApplicationFiled: December 12, 2013Publication date: December 24, 2015Applicant: YUPO CORPORATIONInventors: Takuya IKARASHI, Shin MOROOKA, Mitsuhiro ASHIKAGA
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Patent number: 9200410Abstract: An electrophotographic recording sheet having, on a water-resistant support, a toner-receiving layer containing a liphophilic polymer antistatic agent with a specific surface resistivity of from 1×107 to 9×1012?. This electrophotographic recording sheet is excellent in recording quality, fixability, water resistance, durability, color printability and continuous printability.Type: GrantFiled: May 22, 2008Date of Patent: December 1, 2015Assignee: YUPO CORPORATIONInventors: Hiroshi Koike, Seiichiro Iida, Koichi Ishida
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Patent number: 9149976Abstract: 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: GrantFiled: July 19, 2012Date of Patent: October 6, 2015Assignee: YUPO CORPORATIONInventors: Yasuo Iwasa, Masaki Shiina, Takatoshi Nishizawa
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Publication number: 20150266277Abstract: A stretched resin film having a water absorbing layer on at least one surface thereof, wherein the water absorbing layer containing from 24 to 64% by mass of a thermoplastic resin, from 35 to 75% by mass of inorganic fine powder, and from 1 to 2% by mass of a hydrophilizing agent for the inorganic fine powder, and wherein the water absorbing layer having a liquid absorption capacity of 0.5 mL/m2 or more and a liquid absorption coefficient of from 0.1 to 2 mL/ (m2·ms1/2) calculated by the same method, is a film substrate which, when the surface of the film substrate is coated with a coating material, absorbs a part of the coating material without forming bubbles to provide a uniform coating appearance.Type: ApplicationFiled: September 27, 2013Publication date: September 24, 2015Applicant: YUPO CORPORATIONInventors: Shouichi Ishimoto, Hiromitsu Tamauchi
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Patent number: 9102126Abstract: A readily removable film containing a substrate layer (A) and a readily removable layer (B), wherein the substrate layer (A) contains a thermoplastic resin, the readily removable layer (B) contains from 30 to 60% by weight of a mixture of a crystalline polypropylene resin having a degree of crystallinity of at least 65% and a thermoplastic resin immiscible with the crystalline polypropylene resin, and from 40 to 70% by weight of a fine powder, in which the thermoplastic resin immiscible with the crystalline polypropylene resin is blended in a ratio of from 105 to 300 parts by weight relative to 100 parts by weight of the crystalline polypropylene resin, and the readily removable layer (B) is stretched at least monoaxially.Type: GrantFiled: June 30, 2011Date of Patent: August 11, 2015Assignee: YUPO CORPORATIONInventors: Tatsuya Suzuki, Kou Nakamura, Kazuyuki Kimura, Seiichiro Iida
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Publication number: 20150210045Abstract: An electrostatic adsorbable sheet (iii) of the present invention is a laminate obtained by laminating an adsorbable sheet (i) including a resin film layer (A) having an adhesive layer (C) formed over one surface thereof with a support layer (ii) including a resin layer (B), wherein the resin film layer (A) of the adsorbable sheet (i) and the resin film layer (B) of the support layer (ii) are adherent to each other by electrostatic adsorption.Type: ApplicationFiled: June 21, 2013Publication date: July 30, 2015Applicant: YUPO CORPORATIONInventors: Hiroshi Koike, Yuichi Yahagi, Seiichiro Iida
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Patent number: 9044916Abstract: An electrostatic adsorbable sheet (iii), which has a long-lasting adsorbability not easily affected by humidity, secures good ink adhesiveness, and does not generate troubles in a printing process, is provided. The electrostatic adsorbable sheet (iii) comprises a laminate of a label layer (i) containing a resin film layer (A) and a recording layer (D) on one surface of the resin film layer (A), and a peelable sheet layer (ii) containing a peelable layer (B) and a support layer (C), in which the label layer (i) and the peelable sheet layer (ii) are laminated so that the resin film layer (A) and the peelable layer (B) contact with each other. The peeling strength between the label layer (i) and the peelable sheet layer (ii) is from 1 to 50 g/cm, and the label layer (i) peeled from the peelable sheet layer (ii) is electrostatically adsorbable to an object to be attached.Type: GrantFiled: December 15, 2010Date of Patent: June 2, 2015Assignee: YUPO CORPORATIONInventors: Hiroshi Koike, Seiichiro Iida
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Patent number: 8950920Abstract: 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: GrantFiled: March 10, 2009Date of Patent: February 10, 2015Assignee: Yupo CorporationInventors: Takahiko Ueda, Hiroshi Koyama
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Patent number: 8932703Abstract: The present invention provides an electrostatic adsorbable sheet that can attach and display a printed material as it is on an object to be attached, as a poster, an advertisement or the like, has a high electrostatic adsorbability during display use, can be used for display over a long period of time with sufficient durability of the electrostatic adsorbability, has electrostatic adsorbability that is hardly affected by humidity, and can be easily peeled away after display use. In the electrostatic adsorbable sheet, since the electrostatic adsorbability is not exhibited externally before display use, troubles such as blocking of sheets themselves and attachment to a roll particularly in a printing step hardly occur, handlability is good, and the adhesiveness of ink is excellent, so that the sheet is compatible with a variety of printing methods.Type: GrantFiled: December 22, 2011Date of Patent: January 13, 2015Assignee: Yupo CorporationInventors: Hiroshi Koike, Yuichi Yahagi
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Patent number: 8920890Abstract: 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: GrantFiled: January 31, 2007Date of Patent: December 30, 2014Assignee: Yupo CorporationInventors: Yasuo Iwasa, Masaki Shiina, Takatoshi Nishizawa
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Publication number: 20140234593Abstract: A water activatable sheet containing a paper material having on at least one surface thereof a porous water absorbing layer that has a liquid absorption volume of from 1 to 10 mL/m2, further having provided on the water absorbing layer an adhesive layer containing an aqueous adhesive coated and solidified by drying solves the problems of ordinary glue label, i.e., the wrinkles of a label and the effusion of an adhesive due to dew condensation, the labor on applying the label, and the adhesive deposits on an adherend and the contamination of cleaning water on stripping off the label.Type: ApplicationFiled: October 17, 2012Publication date: August 21, 2014Applicant: YUPO CORPORATIONInventors: Shigeyoshi Umeda, Hiromitsu Tamauchi, Kazuyuki Kimura, Kyoichi Yamashita
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Publication number: 20140137935Abstract: A solar-cell back sheet comprising a laminate of an adhesive layer (2) containing 50 to 100% by weight of a thermoplastic resin and 0 to 50% by weight of an inorganic filler or an organic filler, and a base layer (1) containing 30 to 95% by weight of a polypropylene resin, and 5 to 70% by weight of an inorganic filler or an organic filler, and being stretched in at least one direction with a porosity of 55% or less, in which a reflectance for light of 750 nm wavelength is 90% or more and a partial discharge voltage per micrometer is 7.5 V or more, is excellent in partial discharge voltage, and can be reduced in thickness, and has excellent adhesion for a sealing material.Type: ApplicationFiled: July 6, 2012Publication date: May 22, 2014Applicant: YUPO CORPORATIONInventors: Yousuke Hiroi, Seiichiro Iida
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Publication number: 20130309461Abstract: The present invention provides an electrostatic adsorbable sheet that can attach and display a printed material as it is on an object to be attached, as a poster, an advertisement or the like, has a high electrostatic adsorbability during display use, can be used for display over a long period of time with sufficient durability of the electrostatic adsorbability, has electrostatic adsorbability that is hardly affected by humidity, and can be easily peeled away after display use. In the electrostatic adsorbable sheet, since the electrostatic adsorbability is not exhibited externally before display use, troubles such as blocking of sheets themselves and attachment to a roll particularly in a printing step hardly occur, handlability is good, and the adhesiveness of ink is excellent, so that the sheet is compatible with a variety of printing methods.Type: ApplicationFiled: December 22, 2011Publication date: November 21, 2013Applicant: YUPO CORPORATIONInventors: Hiroshi Koike, Yuichi Yahagi
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Patent number: 8542443Abstract: A light reflector of which the bidirectional reflectance R1 is from 90 to 120% when the light entrance angle is 15° and the light acceptance angle is 0°, and the bidirectional reflectance R2 is from 85 to 110% when the light entrance angle is 75° and the light acceptance angle is 0°. The light reflector has high reflectivity, and attains brightness improvement even in underlight-type backlights.Type: GrantFiled: December 16, 2005Date of Patent: September 24, 2013Assignee: Yupo CorporationInventors: Takahiko Ueda, Hiroshi Koyama