Higher α-olefin copolymers and process for preparation...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

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C526S348000, C526S348300, C526S127000

Reexamination Certificate

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07019091

ABSTRACT:
The present invention provides a crystalline higher α-olefin copolymer obtained by copolymerizing at least two higher α-olefins having 10 or more carbon atoms or at least one higher α-olefin having 10 or more carbon atoms with at least one other olefin, wherein it satisfies certain conditions.

REFERENCES:
patent: 4990424 (1991-02-01), Van Dusen et al.
patent: 5187250 (1993-02-01), Asanuma et al.
patent: 6930160 (2005-08-01), Minami et al.
patent: 1 428 855 (2004-06-01), None
Patent Abstracts of Japan, JP 2003-165878, Jun. 10, 2003.
Patent Abstracts of Japan, JP 2003-096212, Apr. 3, 2003.

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