The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 1999
Filed:
Mar. 28, 1996
Hideo Watanabe, Tokyo, JP;
Masahiko Sato, Kanagawa, JP;
Masaaki Ikeda, Tokyo, JP;
Takaaki Hattori, Kanagawa, JP;
Yoshihiro Hatakeyama, Kanagawa, JP;
Naoki Miwa, Kanagawa, JP;
Tatsuyuki Kamiya, Kanagawa, JP;
Hisao Sakuma, Kanagawa, JP;
Yuka Umeshima, Tokyo, JP;
Nippon Petrochemicals Co., Ltd., Tokyo, JP;
Abstract
An ethylene-.alpha.-olefin copolymer having: (A) a density d of 0.86 to 0.96 g/cm.sup.3 ; (B) a melt flow rate MFR of 0.01 to 200 g/10 min; (C) a molecular weight distribution Mw/Mn of 1.5 to 4.5; (D) a composition distribution parameter Cb of 1.08 to 2.00; and (E) an orthodichlorobenzene-soluble content X (wt %), at 25.degree. C. a density of d (g/cm.sup.3) and a melt flow rate MFR (g/10 min) satisfying that: (i) when the density (d) and the melt flow rate MFR satisfy relationship (I):