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:
May. 29, 2012
Filed:
Aug. 29, 2007
Shigenobu Ikenaga, Ichihara, JP;
Keiji Okada, Ichihara, JP;
Yoshiki Shimokawatoko, Chiba, JP;
Akihiro Matsuda, Ichihara, JP;
Shigekazu Matsui, Chiba, JP;
Masahiro Enna, Ichihara, JP;
Shigenobu Ikenaga, Ichihara, JP;
Keiji Okada, Ichihara, JP;
Yoshiki Shimokawatoko, Chiba, JP;
Akihiro Matsuda, Ichihara, JP;
Shigekazu Matsui, Chiba, JP;
Masahiro Enna, Ichihara, JP;
Mitsui Chemicals, Inc., Tokyo, JP;
Abstract
The present invention is a polyolefin polymer containing vinyl groups at both ends thereof, and a composition and a molded product containing the polymer, wherein the polymer contains a constitutional unit derived from at least one selected from the group consisting of ethylene (a), an α-olefin (b) having 3 to 20 carbon atoms, and a cyclic olefin (c), and The polymer of the present invention may be molded by a LIM molding, an injection molding, a transfer molding, a compression molding, and the like, and is excellent in acid resistance, gas permeation resistance, hydrolysis resistance, and dynamic fatigue resistance. From the polymer, a thermoplastic resin composition and a crosslinkable resin composition, and a crosslinked composition having excellent mechanical characteristics are obtained.