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Kawaki Takao C O Mitsubishi Ga, Kawai Ryozo C O Mitsubishi Gas, Sekine Yoshihiko C O Mitsubish, Nagata Masaki C O Mitsubishi G, Hayashi Katsushige C O Mitsubi: Curved polarizing sheet protected with polycarbonate and process for producing the same.. Mitsubishi Gas Chemical Co, January 18, 1989: EP0299509-A2 (141 worldwide citation)

A process for producing a curved polarizing sheet having a polycarbonate protective layer, which comprises laminating a polycarbonate film or sheet on both sides of a polarizing film comprising a high polymer film containing an orientated dichroic dye to prepare a polarizing laminate and forming the ...


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Yoshio Yoshikawa, Takanari Nawata, Akira Amemiya, Toshio Komatsu, Yoshiaki Inoue, Megumu Yuyama: Oxygen absorbent. Mitsubishi Gas Chemical Company, Frishauf Holtz Goodman & Woodward, March 11, 1980: US04192773 (97 worldwide citation)

An oxygen absorbent comprising (a) metal halide-coated metal powder having at least one metal halide coated on the surface of at least one metal powder, the amount of metal halide coated being in the range of from about 0.001 part to about 10 parts by weight per 100 parts by weight of the metal powd ...


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Yoshimi Torii, Shunji Sasabe, Masayuki Kojima, Kazuhisa Usuami, Takafumi Tokunaga, Kazusato Hara, Yoshikazu Ohira, Tsuyoshi Matsui, Hideto Gotoh, Tetsuo Aoyama, Ryuji Hasemi, Hidetoshi Ikeda, Fukusaburo Ishihara, Ryuji Sotoaka: Cleaning liquid for semiconductor devices. Mitsubishi Gas Chemical, Frishauf Holtz Goodman Langer & Chick P C, October 26, 1999: US05972862 (88 worldwide citation)

There is disclosed a cleaning liquid for producing a semiconductor device which comprises (A) fluorine-containing compound; (B) water-soluble or water-miscible organic solvent; and (C) inorganic acid and/or organic acid, optionally, further comprises (D) quaternary ammonium salt or (D') a specific o ...


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Morio Gaku, Nobuyuki Ikeguchi, Yasuo Tanaka: Printed wiring board having highly reliably via hole and process for forming via hole. Mitsubishi Gas Chemical Company, Wenderoth Lind & Ponack L, August 28, 2001: US06280641 (86 worldwide citation)

Disclosed are a printed wiring board having micro-via holes highly reliable for conduction and a method of making the micro-via hole by providing a coating or sheet of an organic substance containing 3 to 97% by volume of at least one selected from a metal compound powder, a carbon powder or a metal ...


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Tomiya Isshiki, Yasuhiko Kijima, Akiro Ito, Yuh Miyauchi, Takao Konko, Takayuki Watanabe: Process for producing vinyl acetate. Mitsubishi Gas Chemical Company, Fleit Jacobson Cohn Price Holman & Stern, December 18, 1990: US04978778 (85 worldwide citation)

A process for producing vinyl acetate which comprises reacting acetic anhydride with hydrogen in the presence of a catalyst comprising


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Hidechika Wakabayashi, Toru Takahashi, Masaru Sakamoto, Rieko Sano: Process for preparing water-soluble tricarboxypolysaccharide. Mitsubishi Gas Chemical Company, Antonelli Terry Stout & Kraus, April 24, 2001: US06222031 (82 worldwide citation)

Disclosed is a process for preparing a water-soluble tricarboxypolysaccharide which includes the step of oxidizing an &agr;-bonding type polysaccharide with a ruthenium compound and an oxidizing agent. The water-soluble tricarboxypolysaccharide, having a high carboxyl group content, can easily and i ...


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Shuji Tsukahara, Toshikazu Umemura, Kazuyoshi Ichise: Method of coloring polycarbonate extruded or molded products for optical members. Mitsubishi Gas Chemical Co, Victor Company of Japan, Lowe Price LeBlanc & Becker, May 26, 1992: US05116547 (77 worldwide citation)

A method of coloring a polycarbonate extruded or molded product for optical members, which is colored by a liquid coloring process for obtaining a colored polycarbonate extruded or molded product for optical members by extrusion or injection molding. The process involves mixing a polycarbonate resin ...


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Senzo Shimizu, Yoshiaki Momose, Yozo Yoshida: Multilayered container. Mitsubishi Gas Chemical Company, Wenderoth Lind & Ponack, March 28, 1989: US04816308 (74 worldwide citation)

A biaxially oriented multilayered container consisting of a body portion and a mouth portion. The body portion comprises one or more layers of a thermoplastic gas-barrier resin B and layers of a thermoplastic resin A other than the resin B which are larger in number than the resin B layers by 1, the ...


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Fumio Ohkoshi: Process for the production of high-purity isophthalic acid. Mitsubishi Gas Chemical Company, Wenderoth Lind & Ponack, June 23, 1998: US05770765 (67 worldwide citation)

A process for the production of high-purity isophthalic acid, which enables easy treatment of the PIA mother liquor, enables the recovery of the useful materials contained in the PIA mother liquor, decreases the discharge amount of water and enables the recycling of water to be used as a solvent, wi ...