1
Nishino Satoru, Abe Koichi Palace Rakuhoku, Fukuyama Takeo, Minamizawa Hidehito: Biaxially oriented polyester film.. Toray Industries, July 18, 1990: EP0378154-A1 (45 worldwide citation)

A biaxially oriented polyester film having excellent scratch resistance and chipping resistance by the inclusion of particles (A) having an average primary particle diameter of 5-300 nm, an average degree of aggregation of 5-100 and a Mohs'hardness of 6-10 by the content of 0.01-5 wt.%. The scratch ...


2
Okazaki Iwao Lionsmansion Jyur, Abe Koichi, Minamizawa Hidehito, Fukuyama Takeo: Biaxially oriented laminated film.. Toray Industries, September 9, 1992: EP0502745-A2 (40 worldwide citation)

A biaxially oriented laminated film having at least three layers has excellent abrasion resistance and electromagnetic conversion property when the film is used as the base film of a magnetic recording media. The biaxially oriented laminated film comprises at least one outermost layer containing par ...


3
Okazaki Iwao, Abe Koichi, Nakajima Shoji, Ito Kiyohiko, Nishino Satoru, Minamizawa Hidehito: Biaxially oriented polyester film.. Toray Industries, April 12, 1989: EP0311426-A2 (15 worldwide citation)

A biaxially oriented polyester film suited as a substrate for magnetic recording media. The film comprises a polyester and inert particles and has at least one surface with protrusions formed by the existence of the inert particles. The surface has a parameter of surface topography 2ROOT ( beta / si ...


4
Yoshida Minoru, Tsunashima Kenji, Toyoda Katsuya, Minamizawa Hidehito: Biaxially oriented polyester film and process for production thereof. Toray Industries, August 7, 1996: EP0724947-A1 (11 worldwide citation)

A biaxially oriented polyester film wherein the ratio (=IMD /IND) of the peak intensity (IMD) in the longitudinal direction to the peak intensity (IND) in the thickness direction determined at 1615 cm by laser Raman scattering method is not less than 6; and a process for production of a biaxially or ...


5
Kimura Masahiro, Saeki Tomoji, Suzuki Masaru, Minamizawa Hidehito, Okazaki Iwao Lionsmansion Jyur, Abe Koichi, Yoshida Minoru: Polyester film and production method therefor.. Toray Industries, June 16, 1993: EP0546184-A1 (5 worldwide citation)

A polyester film made of organic polymer particles, which have a specified strength at the time of deformation, and of which the product of the specific surface area and diameter is specified. The particles in film form are deformed in a specific direction, and the film has a surface with minute pro ...


6
Okazaki Iwao Lionsmansion Jyur, Kimura Masahiro, Masatoshi Aoyama, Suzuki Masaru, Abe Koichi, Nakamori Yukari, Minamizawa Hidehito, Okamoto Katsuya, Tanaka Hiroyuki: Biaxially oriented film.. Toray Industries, February 16, 1994: EP0583169-A2 (4 worldwide citation)

A biaxially oriented film and a laminated film contain organic particles at a content of 0.001 to 20% by weight. The strength when deformed by 10% (S10) of the organic particles is in the range of 3 to 30 kgf/mm and the thermal decomposition temperature for causing 10% loss in weight thereof is not ...


7
Minamizawa Hidehito, Kurouji Yoshiji, Kawaji Naoki: Thermoplastic resin film role. Toray, March 22, 2007: JP2007-070514 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a film role wherein transportation at a film production step and a film processing step is improved, a winding appearance is good, a mark of an adhesive tape is small and yields at a film production step and a film processing step are increased.SOLUTION: In the therm ...


8
Minamizawa Hidehito, Kurouji Yoshiji, Kawaji Naoki: Biaxially oriented polyester film and its manufacturing process. Toray, July 26, 2007: JP2007-185898 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a biaxially oriented polyester film which is thick, has a low haze and is appropriate for the optical use and the like in which transparency and toughness is required by solving problems that the haze becomes high so that the transparency becomes defective if the thi ...


9
Kurouji Yoshiji, Minamizawa Hidehito: Manufacturing method of biaxially stretched polyester film. Toray, October 25, 2007: JP2007-276190 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a biaxially stretched polyester film which inexpensively and sufficiently reduces the heat shrinkage in a biaxially stretched film in the longitudinal and lateral directions of the film and has excellent flatness and mechanical characteristics.SOLUTION: In applying r ...


10
Yoshida Minoru, Tsunashima Kenji, Toyoda Katsuya, Minamizawa Hidehito: Biaxially oriented polyester film and process for production thereof. Toray Industries, Yoshida Minoru, Tsunashima Kenji, Toyoda Katsuya, Minamizawa Hidehito, BAN Toshimitsu, March 7, 1996: WO/1996/006722

A biaxially oriented polyester film wherein the ratio R (= I¿MD?/I¿ND?) of the peak intensity (I¿MD?) in the lengthwise direction to the peak intensity (I¿ND?) in the thicknesswise direction determined at 1615 cm?-1¿ by the laser Raman scattering technique equals or exceeds 6; and a process for the ...



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