Title:
【発明の名称】オレフィン重合体の製造用触媒
Document Type and Number:
Japanese Patent JP2002513443
Kind Code:
A
Abstract:
A catalyst precursor having the formula: wherein M is a Group IVB metal; each L is a monovalent, bivalent, or trivalent anion; X and Y are each heteroatoms; each Cyclo is a cyclic moiety; each R1 is a group containing 1 to 50 atoms selected from the group consisting of hydrogen and Group IIIA to Group VIIA elements, and two or more adjacent R1 groups may be joined to form a cyclic moiety; each R2 is a group containing 1 to 50 atoms selected from the group consisting of hydrogen and Group IIIA to Group VIIA elements, and two or more adjacent R2 groups may be joined to form a cyclic moiety; W is a bridging group; and each m is independently an integer from 0 to 5.
Inventors:
Marie, Rex Eugene
Application Number:
JP50875099A
Publication Date:
May 08, 2002
Filing Date:
July 01, 1998
Export Citation:
Assignee:
Union Carbide Chemicals and Plastics Technology Corporation
International Classes:
B01J31/14; B01J31/16; B01J31/18; C08F4/645; C07F7/00; C08F4/00; C08F4/64; C08F4/642; C08F10/00; C08F4/659; C08F110/02; C08F210/16; (IPC1-7): C08F4/645; C08F10/00
Attorney, Agent or Firm:
Motohiro Kurauchi (1 outside)