Toyobo Co., Ltd.

Toray Industries, Inc.

Furanix Technologies B.v.

Toyo Boseki Kabushiki Kaisha

Toray Engineering Company, Limited

Synvina C.v.

Jun Inagaki

Jesper Gabriel Van Berkel

Katsuya Ito

Yukihiro Numata

Yoshitomo Ikehata

Hidetoshi Hara

Shota Hayakawa

Akira Shimizu

Yoshihiro Tamura

Takashi Iwade

Chikao Morishige

Shoichi Gyobu

Shiro Hamamoto

Toshiyuki Shimizu

Hiroyoshi Asada

Yasushi Sasaki

Naoki Mizuno

Hideo Matsuoka

Shinji Sawasaki

Shotaro Nishio

Yuji Tanaka

Tetsuya Aiyama

Yoshihiro Chujo

Shigehiro Hano

Yasuhisa Mizuno

Yuichi Nakao

Eizo Kanaya

Mutsuo Nishi

Hideaki Sugio

Ryoji Shimazu

Mitio Yamasaki

Junichi Matsumura

Shimpei Aoki

Hiroyuki Aonuma

Satoru Kato

Hajime Saegusa

Yoshinobu Takatsuki

Takanobu Hagiwara

Koichi Sugihara

Shozo Yoshizawa

Shinji Sawazaki

Akihito Dobashi

Naoki Kobayashi

Kazuhito Shimura

Kaoru Sawada

Ken Jibiki

Masato Sugamori

Masato Satake

Toshifumi Takegami

Masahiro Okita

Kimihiko Hattori

A sheet metal member forming method comprises placing a fiber bundle of a predetermined length, via a thermosetting resin, in a predetermined position on a surface of a sheet metal member, forming a coating film on at least a part of the sheet metal member after the placing of the fiber bundle, and while heating and drying the coating film, heat-curing the thermosetting resin to bond the fiber bundle to the sheet metal member.

Sheet metal member forming method and sheet metal member forming device

It is provided that a method for producing a biaxially oriented polyester film that can be used for industrial and packaging applications. A method for producing a biaxially oriented polyester film, comprising: a step of feeding a polyester resin into an extruder, a step of extruding the molten polyester resin from an extruder to obtain a molten resin sheet at 250 to 310&#xb0; C., a step of attaching the molten resin sheet closely to a cooling roll by an electrostatic application method to obtain an unstretched sheet, and a step of biaxially stretching the unstretched sheet, wherein the polyester resin fulfills the following (A) to (C): (A) the polyester resin comprises a polyethylene furandicarboxylate resin composed of a furandicarboxylic acid and ethylene glycol; (B) an intrinsic viscosity of the polyester resin is 0.50 dL/g or more; (C) a melt specific resistance value at 250&#xb0; C. of the polyester resin is 3.0&#xd7;10&#x3a9;&#xb7;cm or less.

Method for producing polyester film having furandicarboxylate unit

A three-dimensional modeling method comprises modeling a shell layer of a three-dimensional modeling object using a shell material, and modeling a core portion inside of the modeled shell layer using a core material. The modeling of the shell layer is performed by an additive manufacturing technology, and is divided into multiple steps in a lamination modeling direction of the three-dimensional modeling object. The modeling of the core portion includes filling the core material inside of the modeled shell layer subsequent to each modeling of the shell layer that has been divided into the multiple steps, and correctively curing the core material by irradiation with an active energy ray or by application of heat energy after the multiple steps of the modeling of the shell layer and the filing of the core material are all completed.

Three-dimensional modeling method

An object is to provide a laminate having excellent lamination strength that includes a polyester film having a furandicarboxylate unit and a heat-sealable resin layer, and to provide a packaging bag including the same. A laminate including a polyester film and a heat-sealable resin layer, wherein the polyester film is a biaxially oriented polyester film containing a polyethylene furandicarboxylate resin composed of a furandicarboxylic acid and ethylene glycol, a plane orientation coefficient &#x394;P of the film is 0.100 or more and 0.160 or less, a thickness of the film is 1 &#x3bc;m or more and 300 &#x3bc;m or less, a heat shrinkage rate of the film is 10% or less when heated at 150&#xb0; C. for 30 minutes, and lamination strength of the laminate is 2.0 N/15 mm or more.

Laminate including polyester film having furandicarboxylate unit and heat-sealable resin layer, and packaging bag

To provide a layered polyester film having excellent mechanical properties, transparency, heat resistance, and gas barrier property. A layered polyester film including a polyester film and a thin film layer, wherein the polyester film is a biaxially oriented polyester film including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, the covering layer is formed on at least one surface of the polyester film, and the layered polyester film has a plane orientation coefficient &#x394;P of not less than 0.100 and not more than 0.200, and a thickness of the layered polyester film is not thinner than 1 &#x3bc;m and not thicker than 300 &#x3bc;m.

Layered polyester film

To provide a layered polyester film having excellent mechanical properties, transparency, heat resistance, and in particular excellent gas barrier property. A layered polyester film containing a polyester film and a thin film layer including mainly an inorganic compound, wherein the polyester film is a biaxially oriented polyester film including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, the thin film layer is formed on at least one surface of the polyester film, the inorganic compound is at least one of aluminum oxide and silicon oxide, and the layered polyester film has a plane orientation coefficient &#x394;P of not less than 0.100 and not more than 0.200, a film thickness of not thinner than 1 &#x3bc;m and not thicker than 300 &#x3bc;m, and an oxygen permeability of not less than 0.1 mL/m/day/MPa and not more than 80 mL/m/day/MPa under a temperature of 23&#xb0; C. and a humidity of 65%.

It is provided that a polyester film excellent in heat resistant dimension stability, impact-resistant strength properties, easy-slipping properties, mechanical properties, transparency, and gas barrier performance, and a film roll obtained by winding up this polyester film. A polyester film includes at least one layer mainly including a polyester resin containing a dicarboxylic acid component including furandicarboxylic acid as a main component and a glycol component including ethylene glycol as a main component; and the polyester film has a plane orientation coefficient &#x394;P of not less than 0.005 and not more than 0.200, a thickness of not less than 1 &#x3bc;m and not more than 300 &#x3bc;m, a heat shrinkage rate of 3.2% or less in each of the MD direction and the TD direction at 150&#xb0; C. for 30 minutes, and a layer containing at least one additive.

Polyester film

The present invention is a sealing sheet for a back surface of a solar cell comprising only one polyester film, wherein the polyester film is composed of at least the layer A and the layer B, or the layer A, the layer B and the layer C described below, wherein the polyester film has a given whiteness and a given average reflectance of the polyester film, a given acid value of the polyester, a given thickness of the whole polyester film, a given thickness of the A layer and the B layer, and a given content of the inorganic fine particles in the whole polyester film.

Sealing sheet for back surface of solar cell, and solar cell module

The object of the present invention is to provide a white polyester film for a solar cell that is excellent in transfer-mark concealment properties (properties that transferred irregularities are hard to be seen) while having high whiteness, and exhibiting good light resistance and hydrolysis resistance, a sealing sheet for a back surface of a solar cell and a solar cell module using the same. The white polyester film for a solar cell of the present invention has whiteness of 50 or more, an average reflectance of 50 to 95% in a range of wavelength of 400 to 800 nm, an acid value of 1 to 50 eq/ton, and a thickness of 30 to 380 &#x3bc;m, and the film has a multilayer structure in which a polyester resin layer containing inorganic fine particles in an amount of 10 to 38% by mass is disposed as at least one outermost layer, and a half-value width of protrusion distribution on a surface of the polyester resin layer is 200 to 1000 nm, the protrusion distribution being obtained by plotting the number density of protrusions with respect to protrusion height.

White polyester film for a solar cell, sealing sheet for back surface of solar cell using same, and solar cell module

To provide a furandicarboxylate unit-containing polyester film usable for industrial and packaging purposes. The film of the present invention is a polyester film, which is a biaxially oriented film of a polyester resin including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, wherein the film has a plane orientation coefficient &#x394;P of not less than 0.005 and not more than 0.200 and a film thickness of not thinner than 1 micro meter and not thicker than 300 micro meters.

Polyester film containing furandicarboxylate unit

The invention provides a polyester film for the protection of a back surface of a solar cell which, when applied to a silicon thin film solar cell, exhibits excellent durability even under high-temperature and high-humidity conditions and long term thermal stability. The polyester film (a) contains a polyester, as a main constituent, obtained by polymerization using a polycondensation catalyst containing aluminum and/or its compound as well as a phosphorus compound having an aromatic group in the molecule; (b) has a whiteness degree of 50 or higher; (c) contains 3 to 50% by mass of fine particles with a mean particle diameter of 0.1 to 3 &#x3bc;m; and (d) has an acid value from not lower than 1 (eq/ton) and not higher than 30 (eq/ton).

Polyester film for the protection of back surfaces of solar cells

The invention provides a polyester film suitable for a back sheet for solar cells, which requires a high reflectance not only in the visible light region but also in the near-infrared region, and also requires a low reflection directivity. The polyester film is a cavity-containing polyester film having an average reflectance of 70-95% in a wavelength range of 400-1200 nm and an average transmittance of 5-30% in a wavelength range of 700-1200 nm.

Polyester film for solar cells

The present invention provides a polyester film for sealing the backside of solar cell having excellent light reflectivity and durability and good electric insulation. A polyester film for sealing the backside of solar cell having a light reflectance at 550 nm wavelength of 50% or more and containing 3 to 50% by mass of inorganic fine particles, characterized in that acid value of the film is 1 to 30 eq/ton and limiting viscosity of the film is 0.60 to 0.80 dL/g.

Polyester film for sealing backside of solar cell

A light diffusion film which has excellent light transmittance and light diffusibility while maintaining excellent heat resistance, mechanical strength and thickness accuracy intrinsic to a biaxially stretched film, and is suppressed in generation of curling after heat treatment, wherein the film comprises a biaxially stretched laminated film having a supporting layer consisting of a crystalline polyester, and a light diffusion layer laminated on at least one side of the supporting layer by a co-extrusion method, wherein the light diffusion layer comprises 60 to 98 parts by mass of the crystalline polyester and 2 to 40 parts by mass of a light diffusion additive incompatible with the polyester, and the light diffusion film has a planar orientation degree (&#x394;P) of 0.080 to 0.160, a total light transmittance of 85% or more, and a haze of 30% or more.

Light diffusion film

Growing community of inventors

Otsu, Japan

Jun Inagaki