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. 06, 1986
Filed:
Jan. 24, 1985
Takashi Inoue, Yokohama, JP;
Mituji Miyoshi, Fujisawa, JP;
Kazuo Matsuura, Tokyo, JP;
Kaoru Yamamoto, Tokyo, JP;
Nippon Petrochemicals Company, Limited, Tokyo, JP;
Abstract
Provided is an ethylene copolymer composition for rotational molding, comprising a copolymer of a predominant ethylene and 0.02 to 1 mole % of a non-conjugated diene represented by the following formula (I) or (II) or a derivative thereof: ##STR1## wherein R.sub.1 is an alkylene group having one or two carbon atoms and R.sub.2 is hydrogen or an alkyl group having one or two carbon atoms, and an organic peroxide, said copolymer having a melt index of 2 to 50 g/10 min, a density of 0.930 to 0.970 g/cm.sup.3 and a maximum peak temperature (Tm) measured according to Differential Scanning Calorimetry (DSC) of not lower than 100.degree. C.