Title:
FOAMED ELECTRIC WIRE AND TRANSMISSION CABLE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2011/048973
Kind Code:
A1
Abstract:
Disclosed is a foamed electric wire comprising an electric conductor and a foamed insulation layer that covers the conductor, wherein the foamed insulation layer is obtained by melt kneading a resin compound including a base resin containing a propylene-based resin and having a melt strength of 20-55mN and a haul-off speed greater than or equal to 50m/min. at break, a chemical foaming agent, and silica particles, wherein the chemical foaming agent is azodicarbonamide and silica particles are present in a proportion of 0.03-1 part by weight to 100 parts by weight of the base resin.
Inventors:
WATANABE RYO (JP)
Application Number:
PCT/JP2010/067846
Publication Date:
April 28, 2011
Filing Date:
October 12, 2010
Export Citation:
Assignee:
FUJIKURA LTD (JP)
WATANABE RYO (JP)
WATANABE RYO (JP)
International Classes:
H01B7/02; H01B11/00; H01B11/18
Foreign References:
| JP2007048622A | 2007-02-22 | |||
| JP2006286619A | 2006-10-19 | |||
| JPS6467832A | 1989-03-14 |
Attorney, Agent or Firm:
AOKI Hiroaki et al. (JP)
Hiroaki Aoki (JP)
Hiroaki Aoki (JP)
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