COPOLYMER, PROCESS FOR PRODUCING THE SAME, AND MOLDED ARTICLE COMPRISING THE SAME

Title:

COPOLYMER, PROCESS FOR PRODUCING THE SAME, AND MOLDED ARTICLE COMPRISING THE SAME

Document Type and Number:

WIPO Patent Application WO/1999/064486

Kind Code:

A1

Abstract:

A copolymer of ethylene and an alkenyl-substituted aromatic hydrocarbon, characterized in that the content of units derived from the aromatic hydrocarbon in the copolymer is 0.2 to 60 mol% and the copolymer gives a ?13¿C-NMR spectrum in which the ratio of the area of the peak (2) appearing in the range of 34.0 to 36.0 ppm to that of the peak (3) in the range of 36.0 to 38.0 ppm, ((2)/(3)), is 0.01 to 0.35; a process for producing the copolymer; and a molded article comprising the copolymer.

Inventors:

OI NOBUO (JP)
MIYATAKE TATSUYA (JP)

Application Number:

PCT/JP1999/002900

Publication Date:

December 16, 1999

Filing Date:

June 01, 1999

Export Citation:

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Assignee:

SUMITOMO CHEMICAL CO (JP)
OI NOBUO (JP)
MIYATAKE TATSUYA (JP)

International Classes:

C08F4/64; C08F4/642; C08F4/643; C08F4/646; C08F210/02; C08F212/04; C08F4/659; (IPC1-7): C08F210/02; C08F4/642; C08F212/08

Foreign References:

JPH03163088A	1991-07-15
JPH09309925A	1997-12-02

Other References: