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Title:
SMALL DIAMETER COAXIAL CABLE WITH METAL-PLATED SHIELD CONDUCTOR, AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2005149892
Kind Code:
A
Abstract:

To obtain a shield conductor of excellent adhesiveness free from crack due to bending and peeling off due to friction.

The cable is provided with a central conductor, an insulation coating formed at an outer periphery of the central conductor, and the shield conductor fitted at an outer periphery of the insulation coating. The insulation coating is structured of fluororesin selected from copolymerization of polytetrafluoroethylene, tetrafluoroethylene-herafluoropropylene resin. The surface of the insulation coating is of a roughened surface with an arithmetic average roughness (Ra) of 0.5 to 0.9 μm, a maximum height (Ry) of 5.0 to 9.0 μm, the number of concave having Ry per 100 μm>2.0 μm is not less than six, and the part where an average interval (S) of tiptop parts of convex parts satisfying: Ry per 100 μm>2.0 μm is not more than 18 μm assumes 70% or more of the total. The shield conductor is constituted of electroless and/or electrolytic metal plating.


Inventors:
KURODA HIDEKATSU
UNNO DAIKI
WATANABE KAZUNORI
MATSUNO SHIGEHIRO
Application Number:
JP2003385196A
Publication Date:
June 09, 2005
Filing Date:
November 14, 2003
Export Citation:
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Assignee:
UBE NITTO KASEI CO
International Classes:
H01B7/17; H01B11/18; H01B13/00; H01B13/016; (IPC1-7): H01B11/18; H01B7/17; H01B13/00
Attorney, Agent or Firm:
Masatoshi Matsumoto