Sumitomo Chemical Company, Limited

Kazuo Takaoki

Tatsuya Miyatake

Kazuyuki Ito

Hideki Oshima

Koji Ishiwata

Masato Takano

Makoto Satoh

Hidenori Hanaoka

Naoko Ochi

Hiroshi Kuribayashi

Yoshiya Okado

Masayuki Hasegawa

A method for producing an olefin block polymer, the method includes: polymerizing olefin using a polymerization catalyst (X), a polymerization catalyst (Y), and an organometallic compound (C) having an atom of any of Groups 2, 12, and 13 of the periodic table of the elements, the organometallic compound (C) excluding an activating co-catalyst agent (B), wherein: the polymerization catalyst (X) is formed by bringing a transition metal compound (A-X) represented by a general formula (1-X) into contact with an activating co-catalyst agent (B); and the polymerization catalyst (Y) is formed by bringing a transition metal compound (A-Y) represented by a general formula (1-Y) into contact with the activating co-catalyst agent (B).  [Chem. 2](MLXE)&#x2003;&#x2003;(1-Y)

Method for producing olefin block polymer using plurality of types of transition metal catalysts

A method for producing an olefin block polymer, the method including: polymerizing olefins using a polymerization catalyst (X) and an organometallic compound (C) containing an atom of any of Groups 2, 12, and 13 of the periodic table of the elements, the organometallic compound (C) excluding an activating co-catalyst agent (B), wherein the polymerization catalyst (X) is formed by bringing a transition metal compound (A) into contact with the activating co-catalyst agent (B), the transition metal compound (A) is represented by the following general formula (1), and the activating co-catalyst agent (B) is selected from among an organoaluminumoxy compound (B-1), an organoboron compound (B-2), a zinc co-catalyst component (B-3), and ion-exchange layered silicate (B-4). 

Method for producing olefin block polymer using group 4 transition metal complex

A transition metal compound represented by the formula (1-1) or the formula (1-2) (M is a transition metal atom) and a process for producing a catalyst for olefin polymerization comprising a step of bringing the transition metal compound into contact with a co-catalytic component for activation. 

Transition metal compound and catalyst for olefin polymerization

A production process of a contact product, which can be used as a polymerization catalyst component, comprising contacting a compound defined by a specific formula, such as diethyl zinc, with a compound defined by a specific formula, such as pentafluorobutyric acid; a production process of a polymerization catalyst, comprising contacting the polymerization catalyst component with a transition metal compound; and a production process of a polymer, comprising polymerizing an addition-polymerizable monomer in the presence of the polymerization catalyst.

Process for producing catalyst component for addition polymerization

A production process of a contact product, which can be used as a polymerization catalyst component, comprising contacting a metal oxide such as zinc oxide with a compound defined by a specific formula such as trifluoroacetic acid; a production process of a polymerization catalyst, comprising contacting the polymerization catalyst component with a transition metal compound; and a production process of a polymer, comprising polymerizing an addition-polymerizable monomer in the presence of the polymerization catalyst.

A metal compound obtained by a process comprising the step of contacting, in a specific ratio, a compound represented by the formula BiL, a compound represented by the formula RTH, and a compound represented by the formula RJ(OH); a catalyst component for addition polymerization comprising the metal compound; a catalyst for addition polymerization using the catalyst component; and a process for producing an addition polymer using the catalyst.

Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer

There are provided (1) a process for producing a contact product, which comprises the step of contacting at least a phthalocyanine complex, a porphyrin complex, or their combination with a surfactant; (2) a catalyst component for addition polymerization, which comprises said contact product; (3) a process for producing a catalyst for addition polymerization, which comprises the step of contacting said catalyst component, a compound of a metal atom of Groups 3 to 12 or the lanthanide series, and an optional organoaluminum compound with one another; and (4) a process for producing an addition polymer, which comprises the step of polymerizing an addition polymerizable monomer in the presence of said catalyst.

Process for producing contact product; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition polymer

A modified particle obtained by a process containing contacting a Bi compound, a compound having an electron-withdrawing group and an active hydrogen and particle; and a catalyst component for addition polymerization containing the modified particle; a catalyst for addition polymerization prepared by a process containing contacting the modified particle (A) and a transition metal compound of Groups 3 to 11 or lantanide series (B); and a catalyst for addition polymerization prepared by a process containing contacting the modified particle (A) and a transition metal compound of Groups 3 to 11 or lantanide series (B) and an orbanoaluminum compound (C); and a process for producing an addition polymer with the catalyst.

Modified particle, catalyst component for addition polymerization, catalyst for addition polymerization and process for producing addition polymer

A catalyst component obtained by a process comprising contacting (a), (b) and (c) described below, a catalyst for addition polymerization using the catalyst component, and a process for producing an addition polymer with the catalyst for addition polymerization:

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

A metal compound obtained by a process comprising the step of contacting, in a specific ratio, a compound represented by the formula ML, a compound represented by the formula RTH, and a compound represented by the formula RJ(OH); a catalyst component for addition polymerization comprising the metal compound; a catalyst for addition polymerization using the catalyst component; and a process for producing an addition polymer using the catalyst.

A contact product obtained by a process comprising the step of contacting a compound (a) represented by the formula, ML, a compound (b) represented by the formula, RTH, a compound (c) represented by the formula, RTH, and a nonionic surfactant (d) having no active hydrogen; a catalyst component for addition polymerization comprising said contact product; a catalyst for addition polymerization obtained by a process comprising the step of contacting said catalyst component with a compound of a metal selected from the group consisting of metals of the Groups 3 to 12 and Lanthanide Series of the Periodic Table, and optionally an organoaluminum compound; and a process for producing an addition polymer comprising the step of polymerizing an addition polymerizable monomer in the presence of said catalyst.

Contact product, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer

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

There are provided: (I) a catalyst component for addition polymerization comprising: (i) a transition metal compound having (a) two cyclopentadiene type anion skeleton-carrying groups, which are linked with each other directly or through a bridging group, and (b) a hafnium atom as its central metal, and (ii) a transition metal compound having (a) two substituted cyclopentadiene type anion skeleton-carrying groups, which are not linked with each other, and (b) a zirconium atom or a titanium atom as its central atom; and (II) a process for producing a catalyst for addition polymerization, which comprises the step of contacting the above catalyst component with a co-catalyst component for activation.

Catalyst component for addition polymerization, process for producing 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.

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Ichihara, Japan

Kazuo Takaoki