Patent · US Active

Propylene copolymer, polypropylene composition and uses thereof, transition metal compound and olefin polymerization catalyst

US7678934B2 · kind B2 · utility

11Cited by

9References

2Claims

0Family size

Assignee

MITSUI CHEMICALS, INC. · JP

Inventors

Naritoshi Hirota · Takaishi, JP
Hiromu Kaneyoshi · Chiba, JP
Munehito Funaya · Ichihara, JP
Koji Kawai · Shiojiri, JP
Nobuo Kawahara · Sodegaura, JP

Key dates

Filing date	Aug 4, 2008
Grant date	Mar 16, 2010
Priority date	—
Expiry date	Sep 21, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31938
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A transition metal compound represented by the following formula (2a):

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.