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Masayuki Tomita, Hiroshi Nakano, Hideshi Uchino, Toshihiko Sugano, Mitsutoshi Aritomi: Functionalized olefin polymers. Mitsubishi Petrochemical Company, Oblon Spivak McClelland Maier & Neustadt, October 12, 1993: US05252677 (44 worldwide citation)

A functionalized polymer having excellent adhesion, printability, and compatibility in polymer blends or the like which are obtained by introducing an epoxy group, a hydroxyl group or a sulfonic group into a syndiotactic .alpha.-olefin polymer having an olefinic unsaturated bond at its terminus is d ...


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Masayuki Tomita, Hideshi Uchino, Toshihiko Sugano, Takashi Fujita, Mitsutoshi Aritomi: Aminated olefin polymers. Mitsubishi Petrochemical Company, Oblon Spivak McClelland Maier & Neustadt, August 22, 1995: US05444125 (30 worldwide citation)

An aminated polymer having excellent adhesion, printability, and compatibility in polymer blends or the like which are obtained by introducing an amino group, into an isotactic .alpha.-olefin polymer having an olefinic unsaturated bond at its terminus is disclosed. The terminal unsaturated isotactic ...


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Sadakazu Hokamura, Toshio Shinohara, Ryoichi Nomura, Mitsutoshi Aritomi, Yuji Yoshida: Process for forming a corrosion resistant high-build type coating. Dai Nippon Toryo, Mitsubishi Yuka Fine Chemicals, Oblon Fisher Spivak McClelland & Maier, March 19, 1985: US04505954 (20 worldwide citation)

A process for forming a corrosion resistant high-build type coating, which comprises (i) a step of priming on a substrate a coating composition comprising (a) 100 parts by weight of a mixture composed of from 99.9 to 60% by weight of a vegetable oil and/or a phthalic alkyd resin, and from 0.1 to 40% ...


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Toru Tsukahara, Hiromi Nishimura, Mitsutoshi Aritomi, Yusuke Arashiro, Shinichi Yamauchi: Process for producing a hydroxy-substituted poly(phenylene ether) resin. Mitsubishi Petrochemical, Oblon Spivak McClelland Maier & Neustadt, November 30, 1993: US05266673 (11 worldwide citation)

A hydroxy-substituted poly(phenylene ether) resin can be produced by copolymerizing from 1.5 to 8 mol % of a phenol compound selected from those represented by the following formulae (a), (b), (c), (d), and (e): ##STR1## and from 98.5 to 92 mol % of a phenol compound of the following formula (f): ## ...


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Toru Tsukahara, Mitsutoshi Aritomi: Process for preparing modified-polyphenylene ether. Mitsubishi Petrochemical, Oblon Spivak McClelland Maier & Neustadt, June 9, 1992: US05120800 (11 worldwide citation)

Disclosed are processes for preparing a process for preparing a modified polyphenylene ether which comprises reacting any one of a borane compound having at least one boron-hydrogen bond, an .alpha.,.beta.-unsaturated carbonyl compound or a mercaptane having a carbonyl group, a hydroxyl group or an ...


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Mitsutoshi Aritomi: Oil-modified alkyd resin compositions. Mitsubishi Petrochemical Company, Robert E Burns, Emmanuel J Lobato, Bruce L Adams, April 3, 1979: US04147675 (10 worldwide citation)

A paint composition comprises (A) 30 to 70 percent by weight of an oil-modified alkyd resin of an oil length of 30 to 70 percent which has been modified with sorbic acid, crotonic acid, or 2-(.beta.-furyl) acrylic acid, the content of which is 0.5 to 30 percent by weight and (B) 70 to 30 percent by ...


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Sadakazu Hokamura, Seiji Yamada, Mitsutoshi Aritomi, Yuji Yoshida: Process for forming a corrosion resistant coating. Dai Nippon Toryo, Mitsubishi Yuka Fine Chemicals, Oblon Fisher Spivak McClelland & Maier, April 30, 1985: US04514445 (10 worldwide citation)

A process for forming a corrosion resistant coating, which comprises (i) a step of priming a solvent-type coating composition on a substrate and drying it to form a prime coat, and (ii) a step of coating a radical-polymerizable and oxidation-polymerizable, room temperature curing type solventless co ...


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Yuuta Kumano, Mitsutoshi Aritomi, Kenji Takasaki, Osamu Nishizawa, Nobuhiro Shibuya, Hisao Ochiai, Kenji Nakajima: Porous molded article. Oji Yuka Synthetic Paper, Oblon Spivak McClelland Maier & Neustadt P C, August 17, 1999: US05939181 (9 worldwide citation)

A porous molded article having microvoids therein which comprises a stretched product of a resin molded material made up of, as the base material, an olefinic resin composition containing from 95 to 50% by weight of a crystalline olefinic resin component (A) and from 5 to 50% by weight of a polymer ...