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. 15, 2012
Filed:
Apr. 30, 2009
Applicants:
Masami Sorimachi, Hitachi, JP;
Yoshiaki Nakamura, Hitachi, JP;
Hitoshi Kimura, Hitachi, JP;
Shigeki Matsuyama, Mito, JP;
Inventors:
Masami Sorimachi, Hitachi, JP;
Yoshiaki Nakamura, Hitachi, JP;
Hitoshi Kimura, Hitachi, JP;
Shigeki Matsuyama, Mito, JP;
Assignee:
Hitachi Cable, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A radiation-proof sheath material includes a polymer material containing molecular chains of ethylene units as a main component in which side chain groups are randomly distributed and cross-linked, an antioxidant, a processing aid, and a flame retardant. The polymer material includes chlorinated polyethylene containing chloro groups in the side chain groups.