Sumitomo Chemical Company, Limited

Tatsuya Miyatake

Nobuo Oi

Masayuki Fujita

Masaaki Nabika

Masahiro Kakugo

Kazuo Takaoki

Seiki Kiuchi

Kotohiro Nomura

Yoshinori Seki

Koozi Mizunuma

Yoshio Yagi

Kazuhiro Watanabe

Tsuyoshi Watanabe

Seiichiro Ima

Toshiki Mori

Akinobu Shiga

Yoshiharu Fukui

Yasuro Suzuki

Hiroyuki Harada

Hayato Kihara

Hiroshi Kuribayashi

Kazuo Baba

Naofumi Naga

Akihiro Kondo

Kooji Mizunuma

Yoshio Kawai

Shyozo Kawamata

A modified aluminum oxy compound (A) obtained by reacting an aluminum oxy compound (a), water (b) and a compound having a hydroxyl group (c); a polymerization catalyst component comprising the modified aluminum oxy compound; a polymerization catalyst obtained by contacting said modified aluminum oxy compound (A), a transition metal compound (B) and optionally an organoaluminum compound (C) and a specified boron compound; and a process for producing an olefin polymer or an alkenyl aromatic hydrocarbon polymer with the polymerization catalyst.

Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl aromatic hydrocarbon polymer

A copolymer of ethylene and a vinyl compound (I) represented by the general formula CH&#x2550;CH&#x2014;R, wherein R is a saturated hydrocarbon group, a steric parameter Es of the substituent R is from &#x2212;2.77 to &#x2212;1.64 and a steric parameter B1 of the substituent R is from 1.53 to 2.90, a molded article comprising the same, an adhesive comprising the same as an effective ingredient an laminate comprising the same.

Copolymer

Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl

An electron-withdrawing group-containing metal compound (I) of an atom of the Group III to the Group XII or lanthanide series of the Periodic Table of the Elements, a catalyst component for addition polymerization composed of the compound (I), a catalyst for addition polymerization obtained by contacting the compound (I) with a specific compound (II) of metal of the Group III to the Group XIII or lanthanide series and optionally an organoaluminum compound (III), and a process for producing an addition polymer using the catalyst.

Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer

A catalyst for addition polymerization obtained by bringing the following (A) into contact with (B) a specific organic aluminum compound and/or aluminoxane, and (C) a specific boron compound, and a process for producing an addition polymer with the same.

Transition metal compound, catalyst for addition polymerization, and process for producing addition polymer

A catalyst component for addition polymerization containing (A) a compound containing an atom of the Group II to the Group XII or Lanthanide series in which the lowest energy level of unoccupied molecular orbital having the valence p-type atomic orbital of the atom of the Group II to the Group XII or Lanthanide series as a main component, wherein the coefficient represented by a linear combination, is 0.4 or more) is calculated to be 0.008 atomic unit (Hartree) or less by the calculation of density functional method (B3LYP/3-21G level), a catalyst for addition polymerization containing the same, and a process for producing an addition polymer with the catalyst.

Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component for olefin polymerization

Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component

A modified aluminum oxy compound(A) obtained by reacting an aluminum oxy compound(a), water (b) and a compound having a hydroxyl group(c); a polymerization catalyst component comprising the modified aluminum oxy compound; a polymerization catalyst obtained by contacting said modified aluminum oxy compound(A), a transition metal compound(B) and optionally an organoaluminum compound(C) and a specified boron compound; and a process for producing an olefin polymer or an alkenyl aromatic hydrocarbon polymer with the polymerization catalyst.

An olefin polymerization catalyst obtained by contacting a specific transition metal compound(A), an organoaluminumoxy compound (B) soluble in an aromatic solvent and water (C), and a process for producing an olefin polymer with said catalyst.

Olefin polymer, olefin polymerization catalyst and process for producing olefin polymer

A modified particles obtained by contacting particles(a) with a metal compound(b) selected from the group consisting of compounds of the Group VI, VII, XIV metal elements and compounds of the lanthanide series, and contacting the particles with a compound(c) having a functional group containing active hydrogen or a non-proton donative Lewis basic functional group and an electron-withdrawing group; a carrier composed of the modified particles; a catalyst component for olefin polymerization composed of said modified particles; a catalyst for olefin polymerization obtained by contacting the modified particles(A) and a transition metal compound(B), or further an organometallic compound(C); and a process for producing an olefin polymer with the catalyst.

Modified particles, catalyst for olefin polymerization, and process of producing olefin polymer

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Ichihara, Japan

Tatsuya Miyatake