Title:
【発明の名称】改良された不織布
Document Type and Number:
Japanese Patent JP2001500574
Kind Code:
A
Abstract:
This invention relates to supported metallocene catalyst systems and to methods for their production and use. Specifically, this invention relates to supported catalyst systems having unique, predetermined properties resulting from the designed distribution of catalyst components within and upon porous support particles. The designed distribution of catalyst components is obtained through sequential deposition of catalyst components with intervening removal of solvent.
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Inventors:
Richesson, Gaylen Sea
Star, Gee Allen
Macalpin, James Jay
Anthony N, Spica
Star, Gee Allen
Macalpin, James Jay
Anthony N, Spica
Application Number:
JP52716597A
Publication Date:
January 16, 2001
Filing Date:
February 24, 1997
Export Citation:
Assignee:
Exxon Chemical Patents, Inc.
International Classes:
B01J31/22; C08F4/02; C08F4/60; C08F4/65; C08F4/62; C08F4/64; C08F4/646; C08F10/00; C08F10/06; C08F110/00; C08L23/10; D01F6/06; D04H1/42; D04H3/16; C08F4/619; C08F4/6192; C08F4/639; C08F4/6392; C08F4/659; C08F4/6592; C08F110/06; (IPC1-7): D04H1/42; C08F4/64; C08F10/06; C08L23/10; D01F6/06
Attorney, Agent or Firm:
Yuzo Yamazaki (2 outside)