Patents Assigned to Techno Polymer Co., Ltd.
  • Publication number: 20110304079
    Abstract: A rubber mold for molding a resin 2 is provided with a cavity 213 for filling therein a thermoplastic resin in a molten state by applying pressure. The rubber mold 2 includes a core mold 21 made of a rubber material and provided with the cavity 213 and a base mold 22 made of a rubber material and having such a shape that the core mold 21 is to be placed therein. The core mold 21 is formed by combining a pair of split mold parts 211 which is divided on splitting surfaces 212 for opening the cavity 213. The base mold 22 has a bottom part 221 and a pair of first side parts 222 formed on two opposite sides in a direction in which the plurality of split mold parts are aligned with each other.
    Type: Application
    Filed: October 15, 2009
    Publication date: December 15, 2011
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Fumio Kurihara, Masamitsu Takami
  • Publication number: 20110300373
    Abstract: A molding material and a molded article for laser welding are provided, which comprise a thermoplastic resin (A) comprising a rubber-reinforced resin (A1) obtained by polymerizing a vinyl monomer in a presence of a rubber-like polymer (a), or a composition (A2) of the rubber-reinforced resin (A1) and a (co)polymer (b) of a vinyl monomer, and which have a light transmittance at a wavelength of 808 nm in a range of 5% or higher when molded into a 4 mm-thick sample piece. The rubber-like polymer (a) dispersed in the thermoplastic resin (A) preferably has a weight average particle size of 50 to 220 nm, and preferably comprises particles of 300 nm or larger in diameter in an amount of 0 to 20 wt % relative to 100 wt % of the component (a). A laser light can transmit the molding material and the molded article, and allow the molding material and the molded article to be laser-welded with various resin moldings.
    Type: Application
    Filed: August 12, 2011
    Publication date: December 8, 2011
    Applicant: Techno Polymer Co., Ltd.
    Inventors: Ryoichi MOTOSHIGE, Wataru KAKUNO
  • Publication number: 20110284071
    Abstract: The present invention provides a layered product which has excellent sunlight reflection performance, and can obtain high conversion efficiency when used as back sheets for solar cells, and also has excellent infrared light reflection performance, and low heat storage. The layered product comprises: a layer (A) comprising 0.1-40 parts by mass of titanium oxide particles per 100 parts by mass of a thermoplastic resin in which the titanium oxide particles have a volume average particle diameter of 0.01 ?m-0.35 ?m and include particles having a particle diameter of 0.5 ?m or more in an amount of less than 10 mass %; and a layer (B) comprising 0.1-40 parts by mass of titanium oxide particles per 100 parts by mass of a thermoplastic resin in which the titanium oxide particles have a volume average particle diameter of 0.5 ?m-2 ?m and include particles having a particle diameter of 0.35 ?m or less in an amount of less than 10 mass %. The titanium oxide is preferably of a rutile form.
    Type: Application
    Filed: January 29, 2010
    Publication date: November 24, 2011
    Applicant: Techno- Polymer Co., Ltd.
    Inventors: Masanori Hashimoto, Atsushi Watanabe
  • Publication number: 20110247683
    Abstract: The present backsheet for solar cell (1) is provided with a first resin layer (11), second resin layer (12), third resin layer (13) and fourth resin layer (15). The second resin layer (12) is an infrared transmissible colored resin layer, third resin layer (13) is a white-based resin layer, and fourth resin layer (15) is a back surface protective layer. Thickness (HA) of the first resin layer (11), thickness (HB) of the second resin layer (12), and thickness (HC) of the third resin layer (13) satisfy equations (1): 0.4?(HA+HC)HB?2.4 and (2): 0.7?HA/HC?1.3. A water vapor barrier layer (14) may be provided between the third resin layer (13) and fourth resin layer (15).
    Type: Application
    Filed: December 16, 2009
    Publication date: October 13, 2011
    Applicant: Techno Polymer Co., Ltd.
    Inventors: Atsushi Watanabe, Masanori Hashimoto
  • Patent number: 8017692
    Abstract: A resin composition for metal plating provides a molded article exhibiting excellent metal plating adhesion strength and chemical resistance, while having excellent productivity. A metal-plated molded article can also be made from such a resin composition. The resin composition for metal plating includes 50-90% by mass of Component (A) and 10-50% by mass of Component (B), the total of Component (A) and Component (B) being 100% by mass, wherein Component (A) is a polypropylene resin, and Component (B) is a rubber-reinforced vinyl resin obtained by polymerizing a vinyl monomer in the presence of a rubber-like polymer, or a mixture of the rubber-reinforced vinyl resin and a (co)polymer of the vinyl monomer. The composition may further include 0.5-30 parts by mass of a compatibilizer (C) per 100 parts by mass of the total of Component (A) and Component (B). Component (B) is preferably a non-diene rubber-reinforced resin.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: September 13, 2011
    Assignee: Techno Polymer Co., Ltd.
    Inventors: Hiroyoshi Kaito, Takashi Kurata, Toshiyuki Higashijima
  • Publication number: 20110203643
    Abstract: The present backsheet for solar cell (1) is provided with a first resin layer (11), second resin layer (12), third resin layer (13) and fourth resin layer (14). The first resin layer (11) is an infrared transmissible colored resin layer, second resin layer (12) is a white-based resin layer, and fourth resin layer (14) is a back surface protective layer. Thickness (HA) of the first resin layer (11), thickness (HB) of the second resin layer (12), and thickness (HC) of the third resin layer (13) satisfy equations (1): 0.4?(HA+HC)/HB?2.4 and (2): 0.7?HA/HC?1.3. A water vapor barrier layer may be provided between the third resin layer (13) and fourth resin layer (14).
    Type: Application
    Filed: December 3, 2009
    Publication date: August 25, 2011
    Applicant: Techno Polymer Co., Ltd.
    Inventors: Atsushi Watanabe, Masanori Hashimoto
  • Publication number: 20110174356
    Abstract: The back surface protective film for solar cell of the present invention is provided with a first resin layer obtained using a first thermoplastic resin composition which is prepared by melt-kneading a starting composition containing a first thermoplastic resin and a silane coupling agent. The back surface protective film may be provided with other resin layer bonding to the first resin layer. The thickness thereof is preferably in the range from 10 to 1,000 ?m. The solar cell module of the present invention is provided with the back surface protective film for solar cell.
    Type: Application
    Filed: October 2, 2009
    Publication date: July 21, 2011
    Applicant: Techno Polymer Co., Ltd.
    Inventors: Atsushi Watanabe, Masanori Hashimoto
  • Publication number: 20110163481
    Abstract: The present invention presents a resin forming method and a resin forming apparatus 1 for obtaining a resin formed product, by filling a cavity 21 of a rubber-made mold 2 with a thermoplastic resin 3, and cooling this thermoplastic resin 3. When filling the cavity 21 with the thermoplastic resin 3, electromagnetic wave generating means 4 is used, and electromagnetic waves having an intensity peak in a wavelength region of 0.78 to 2 ?m are irradiated to the thermoplastic resin 3 from the surface of the mold 2, and thereby the thermoplastic resin 3 is heated selectively from the mold 2. The thermoplastic resin 3 is an ABS resin which either a noncrystalline thermoplastic resin, or is a rubber modified thermoplastic resin.
    Type: Application
    Filed: February 2, 2011
    Publication date: July 7, 2011
    Applicants: TECHNO POLYMER CO., LTD., Nihon Rex Co., Ltd.
    Inventors: Fumio KURIHARA, Masamitsu Takami, Koichi Abe, Shinichi Iso
  • Publication number: 20110129682
    Abstract: A laser-sinterable resin powder, which retains properties of styrene resins such as impact resistance and low water absorption and shows sharp decrease of melt viscosity similarly to crystalline resins at a temperature not lower than the glass transition temperature can be made of a thermoplastic resin composition containing 10-80 mass % of a crystalline resin (A) with a melting point of 80-250° C. and 20-90 mass % of a styrene resin (B), and having a 50% average particle diameter of 10-100 ?m. The Component (A) is preferably a polyolefin resin. The Component (B) is preferably a rubber-reinforced styrene resin composition, wherein the rubber component is preferably an ethylene-?-olefin copolymer rubber and/or a hydrogenated product of a diene rubber. The laser-sinterable powder preferably has a melt flow rate of 5-500 g/10 min.
    Type: Application
    Filed: August 5, 2008
    Publication date: June 2, 2011
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Takashi Kurata, Fusamichi Kitada, Toshiki Niino, Shunsuke Oizumi
  • Publication number: 20110114902
    Abstract: A process for producing a thermoplastic resin molded product, comprising: a placement step of placing a thermoplastic resin particle composition 6A into a cavity 22 of a rubber die 2 made of a rubber material; a particle heating step of irradiating the thermoplastic resin particle composition 6A in the cavity 22 with electromagnetic waves having wavelengths ranging from 0.78 to 2 ?m through the rubber die 2, thereby heating to melt the thermoplastic resin particle composition 6A; a filling step of filling a thermoplastic resin 6 in a molten state into a space 220 left in the cavity 22; and a cooling step of cooling a thermoplastic resin 6 in the cavity 22 thereby obtaining a thermoplastic resin molded product.
    Type: Application
    Filed: March 27, 2009
    Publication date: May 19, 2011
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Fumio Kurihara, Masamitsu Takami, Kazumasa Oota, Tetsuya Kubota
  • Publication number: 20110043901
    Abstract: This invention provides an infrared reflective layered product, particularly a back sheet for solar cells, which, even when it has a black colored or chromatically colored appearance, can reflect infrared radiation with certain wavelengths to prevent heat accumulation and, at the same time, has excellent heat resistance. The infrared reflective layered product comprises the following layer (B) as a base layer, the following layer (A) layered on one side of the layer (B), and the following layer (C) layered on the other side of the layer (B). Layer (A): a colored resin layer which has an absorptance of a light with a wavelength of 800-1400 nm of not more than 10%. Layer (B): a thermoplastic resin layer which shows a dimensional change (s) satisfying 1%?s??1% when left at 150° C. for 30 minutes. Layer C: a colored resin layer having a reflectance of a light with a wavelength of 400-1400 nm of not less than 50%.
    Type: Application
    Filed: October 23, 2008
    Publication date: February 24, 2011
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Atsushi Watanabe, Masanori Hashimoto, Wataru Kakuno
  • Publication number: 20100222511
    Abstract: The present invention provides a thermoplastic resin composition producing an extremely small amount of outgas and providing a molded article having excellent antistaticity. The present thermoplastic resin composition comprises a thermoplastic resin and is characterized in that the amount of outgas is 1500 ?g/g or less. The composition may comprise a surface resistivity reducing substance in an amount of 0.1 to 70 parts by mass relative to 100 parts by mass of the thermoplastic resin. The present invention is suitable to a composition comprising a styrenic resin as the thermoplastic resin. The surface resistivity reducing substrate is preferably a polyamide elastomer comprising a hard segment formed of polyamide 12 and a soft segment formed of poly(alkylene oxide)glycol. The polyamide elastomer preferably has a refractive index of 1.5 to 1.53, a melting point of 130 to 160° C., a solution viscosity of 1.35 to 1.70 and a surface resistivity of 1×108 to 1×1011?.
    Type: Application
    Filed: May 14, 2010
    Publication date: September 2, 2010
    Applicant: TECHNO POLYMER CO., LTD.
    Inventor: Norifumi SUMIMOTO
  • Publication number: 20100187965
    Abstract: There is provided a resin which, in spite of having excellent impact resistance because of containing a rubber ingredient, can be molded into a haze-free and beautiful state across the entire surface of molded products even if the molded products are large-sized injection molded products, and is suitable for molded products on which a vapor deposition layer is formed by the direct vapor deposition method, and is suitable for molded products which are joined by the hot plate welding method, particularly molded products such as housing members of automotive lamps, which require weatherability. Also provided is a graft copolymer (B) obtained by polymerizing a (meth)acrylate monomer (b1) a homopolymer of which has a glass transition temperature exceeding 0° C. in the presence of a composite rubber (A) containing a polyorganosiloxane (A1) and a poly(meth)acrylate (A2), and then polymerizing an aromatic vinyl monomer (b2) and a cyanided vinyl monomer (b3).
    Type: Application
    Filed: July 10, 2008
    Publication date: July 29, 2010
    Applicants: Mitsubishi Rayon Co., Ltd., Techno Polymer Co., Ltd.
    Inventors: Tsuneki Wakita, Toshihiro Kasai, Masaki Maeda, Yasunobu Kaneko
  • Publication number: 20100189975
    Abstract: A layered product is provided which is excellent in heat resistance, difficult to hydrolyze and excellent in weatherability, and has such flexibility that it can hardly crack even when folded, and further is prevented from curling, and thus is excellent in processability, productivity and handleability. The layered product comprises a base layer made of a thermoplastic resin (I) having a glass transition temperature of 120° C. or higher, the base layer being layered on at least one side thereof with a layer made of an aromatic vinyl resin (II) having a lower glass transition temperature than the thermoplastic resin (I). The aromatic vinyl resin (II) is preferably a rubber-reinforced aromatic vinyl resin which contains a rubber-like polymer (a) selected from ethylene-?-olefin rubbers, hydrogenated conjugated diene rubbers, acrylic rubbers, silicone rubbers and silicone/acrylic composite rubbers in an amount of 5-40 parts by mass.
    Type: Application
    Filed: July 29, 2008
    Publication date: July 29, 2010
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Wataru Kakuno, Atsushi Watanabe, Masanori Hashimoto
  • Publication number: 20100119750
    Abstract: A thermoplastic resin composition for blow molding is disclosed, which comprises a styrene based resin composition (A) containing a graft copolymer (A-1) containing an ?,?-unsaturated glycidyl ester compound, a graft copolymer (A-2) not containing an ?,?-unsaturated glycidyl ester compound and a copolymer (A-3), and an antistatic agent (B). According to the thermoplastic resin composition for blow molding of the present invention, blow molded articles are provided, which are excellent not only in surface property, impact resistance and heat resistance, but also in effects of suppressing adhesion of polished powder generated in a sanding process and dust during storage until the coating process, and further, the thermoplastic resin composition for blow molding which is reduced in adhesion property to a metal and is excellent in resistance to drawdown, and blow molded articles therefrom are provided.
    Type: Application
    Filed: May 23, 2008
    Publication date: May 13, 2010
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Kazuhiro Okamoto, Junichiro Nitta, Masahiko Nagasaka
  • Publication number: 20100072416
    Abstract: The objective of the present invention is to provide a heat-dissipating resin composition that is used for forming a substrate for LED mounting or a reflector provided on the substrate for LED mounting and is excellent in heat dissipation, electrical insulation, heat resistance and light resistance while an LED element emits light, a substrate for LED mounting and a reflector comprising the composition. The present composition comprises a thermoplastic resin such as modified PBT and a thermally conductive filler consisting of scaly boron nitride or the like, and has thermal deformation temperature of 120° C. or higher, a thermal conductivity of 2.0 W/(m·K) or higher, and a thermal emissivity of 0.7 or higher.
    Type: Application
    Filed: October 23, 2007
    Publication date: March 25, 2010
    Applicant: Techno Polymer Co. Ltd
    Inventors: Shinsuke Fujioka, Fusamichi Kitada
  • Publication number: 20100071840
    Abstract: A chromatic dye such as a heterocyclic, perinone or thioindigo dye is contained in an ABS resin, and this dye-containing resin is mixed/kneaded and then pelletized. The pellets are extrusion-molded to form an uncemented first resin layer, to which an uncemented second resin layer having metallic luster and provided with a metallic film formed by depositing a metal is attached, heated and pressed, whereby the uncemented first and second resin layers are cemented together and the dye present in the uncemented first resin layer is caused to migrate into metallic film or metallic film and the second resin layer to color it to such a degree that a color difference ?E of not less than 0.8 is produced. Thereby a laminate having chromatic metallic luster on the second resin layer side is obtained.
    Type: Application
    Filed: November 23, 2009
    Publication date: March 25, 2010
    Applicant: TECHNO POLYMER CO., LTD.,
    Inventors: Yuuichi Kanayama, Hiroki Kashiwagi, Mitsuru Kawakita
  • Publication number: 20100068615
    Abstract: A resin composition for metal plating provides a molded article exhibiting excellent metal plating adhesion strength and chemical resistance, while having excellent productivity. A metal-plated molded article can also be made from such a resin composition. The resin composition for metal plating includes 50-90% by mass of Component (A) and 10-50% by mass of Component (B), the total of Component (A) and Component (B) being 100% by mass, wherein Component (A) is a polypropylene resin, and Component (B) is a rubber-reinforced vinyl resin obtained by polymerizing a vinyl monomer in the presence of a rubber-like polymer, or a mixture of the rubber-reinforced vinyl resin and a (co)polymer of the vinyl monomer. The composition may further include 0.5-30 parts by mass of a compatibilizer (C) per 100 parts by mass of the total of Component (A) and Component (B). Component (B) is preferably a non-diene rubber-reinforced resin.
    Type: Application
    Filed: November 20, 2007
    Publication date: March 18, 2010
    Applicant: Techno Polymer Co., Ltd
    Inventors: Hiroyoshi Kaito, Takashi Kurata, Toshiyuki Higashijima
  • Publication number: 20100016507
    Abstract: The objective of the present invention is to provide a thermoplastic resin capable of producing a thin-walled article such as a film, a sheet and a bag stably by extrusion such as calender molding, and of leading to a thin-walled article wherein an undesirable phenomenon due to flow marks generated on the surface is improved and which is excellent in whitening resistance upon bending, and the like, and a method for the production thereof, a molded article and a composite article comprising thereof. The present thermoplastic resin comprises an acryl-based rubbery polymer reinforced resin having a graft ratio of 80% to 170%, a number-average particle diameter of an acryl-based rubbery polymer of 60 to 150 nm, an intrinsic viscosity of a component dissolved by acetonitrile of 0.4 to 0.
    Type: Application
    Filed: June 1, 2006
    Publication date: January 21, 2010
    Applicant: Techno Polymer Co., Ltd.
    Inventors: Norifumi Sumimoto, Wataru Kakuno, Tetsuya Kubota, Atsushi Watanabe, Toshio Oohama, Takeshi Watanabe
  • Publication number: 20100004394
    Abstract: The objective of the present invention is to provide a thermoplastic resin composition having an excellent balance of chemical resistance, heat resistance and impact resistance and a molded article comprising this thermoplastic resin composition. The present thermoplastic resin composition comprises a rubber-reinforced resin, an ethylene.(meth)acrylic acid ester-carbon monoxide copolymer, and polytetrafluoroethylene, and contents of ethylene.(meth)acrylic acid ester.carbon monoxide copolymer and polytetrafluoroethylene are respectively from 0.5 to 20 parts by weight and from 0.01 to 5 parts by weight, with respect to 100 parts by weight of the rubber-reinforced resin. A modified polyolefin resin may be contained.
    Type: Application
    Filed: July 11, 2007
    Publication date: January 7, 2010
    Applicant: TECHNO POLYMER CO., LTD.
    Inventors: Keigo Higaki, Yasuhiko Itou