Global Patent Index - EP 0022415 B1

EP 0022415 B1 19831214 - ELECTRIC CABLE WITH CELLULAR INSULATION MATERIAL AND METHOD OF ITS MANUFACTURE

Title (en)

ELECTRIC CABLE WITH CELLULAR INSULATION MATERIAL AND METHOD OF ITS MANUFACTURE

Publication

EP 0022415 B1 19831214 (FR)

Application

EP 80401022 A 19800704

Priority

FR 7917741 A 19790709

Abstract (en)

[origin: EP0022415A1] Electrical cable with cellular insulating material forming at the same time a sealing sheath. The insulating material is comprised of vinyl poly-chloride expanded up to a percentage by volume of closed pores of 20 to 40% by addition of very fine grains of a chemical expansion agent of a decomposition point comprised between 180` and 200`C. Application to cables for low or medium voltage.

IPC 1-7

H01B 7/28; H01B 3/44

IPC 8 full level

C08J 9/06 (2006.01); B29C 47/02 (2006.01); H01B 3/44 (2006.01); H01B 7/00 (2006.01); H01B 7/02 (2006.01); H01B 7/285 (2006.01); H01B 13/14 (2006.01)

CPC (source: EP)

H01B 3/443 (2013.01); H01B 7/0233 (2013.01); H01B 7/2855 (2013.01)

Designated contracting state (EPC)

BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0022415 A1 19810114; EP 0022415 B1 19831214; DE 3065880 D1 19840119; FR 2461340 A1 19810130; FR 2461340 B1 19820903; JP S56500789 A 19810611; WO 8100169 A1 19810122

DOCDB simple family (application)

EP 80401022 A 19800704; DE 3065880 T 19800704; FR 7917741 A 19790709; FR 8000111 W 19800704; JP 50142580 A 19800704