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Fukuoka Daisuke, Tashiro Takashi, Kawaai Koji, Saito Junji, Ueda Takashi, Kiso Yoshihisa, Imuta Junichi, Fujita Terunori, Nitabaru Masatoshi, Yoshida Masayasu: Novel transition metal compound, olefin polymerization catalyst comprising said compound, process for olefin polymerization using said catalyst and propylene homo- and copolymer. Mitsui Petrochemical, December 17, 1997: EP0812854-A2 (15 worldwide citation)

A transition metal compound of formula (I): wherein M is a transition metal of Group IVa, Group Va or Group VIa of the periodic table; each R, which may be identical or different, is a hydrocarbon group of 2 to 6 carbon atoms; each R, which may be identical or different, is an aryl group of 6 to 16 ...


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Hirano Chiho, Maruyama Toyotaro, Tan Hiroaki, Kawaai Koji, Matsui Shigekazu, Suzuki Yasuhiko, Koike Tsuneaki: Polycyclic compound, liquid-crystal material composed of the compound, and liquid-crystal composition and liquid-crystal device containing the material. Mitsui Petrochemical, March 4, 1998: EP0826659-A1 (3 worldwide citation)

Disclosed is a polycyclic compound represented by the following formula (I): R-X-ÄA-XÜ-ÄA-XÜ-R wherein R is a (halogenated) alkyl group of 6 to 16 carbon atoms, X is -O- group or a single bond, A is a biphenylene group, a phenylene group or the like, A is 1-fluoro-3,4-dihydronaphthalene or the like, ...


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Kiso Yoshihisa C O Mitsui Petr, Kawaai Koji C O Mitsui Petroch, Nitabaru Masatoshi C O Mitsui: Process for preparing cyclopentadienyl group-containing silicon compound or cyclopentadienyl group-containing germanium compound.. Mitsui Petrochemical, September 28, 1994: EP0617044-A2 (3 worldwide citation)

A process for preparing a cyclopentadienyl group-containing silicon compound or a cyclopentadienyl group-containing germanium compound, comprises reacting (i) a lithium, sodium or potassium salt of a cyclopentadiene derivative with (ii) a silicon halide compound or a germanium halide compound in the ...


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Tanaka Michio, Kawaai Koji, Tarumoto Hiroyoshi C O Mitsui, Miki Hisaya, Kishikawa Keiki, Kawamura Masato, Nitabaru Masatoshi, Fujita Terunori: Color-forming recording material.. Mitsui Petrochemical, April 8, 1992: EP0479578-A1 (2 worldwide citation)

A color-forming recording material containing: (a) an aromatic diamine, (b) an oxidizing agent such as a quinoid type electron-accepting compound, and (c) an acidic substance such as an aromatic carboxylic acid. The aromatic diamine (a) has preferably the formula (1). wherein each of R and R is inde ...


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Kiso Yoshihisa, Kawaai Koji, Nitabaru Masatoshi: Procede pour la preparation dun compose du silicium renfermant un groupement cyclopentadienyle ou un compose du germanium renfermant un groupement cyclopentadienyle, Process for preparing cyclopentadienyl group-containing silicon compound or cyclopentadienyl group-containing germanium compound. Mitsui Chemicals Incorporated, SMART & BIGGAR, October 8, 1996: CA2119540 (1 worldwide citation)

Disclosed is a process for preparing a cyclopentadienyl group-containing silicon compound or a cyclopentadienyl group-containing germanium compound, comprising reacting (i) a lithium, sodium or potassium salt of a cyclopentadiene derivative with (ii) a silicon halide compound or a germanium halide c ...


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