Covering material for electric transmission lines, and electric transmission line
US4913964A · kind A · utility
5Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1988 |
| Grant date | Apr 3, 1990 |
| Priority date | — |
| Expiry date | Feb 23, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2958
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric transmission line comprises an electrically conductive line and a covering layer on the line being composed of a halogen-containing, flame-retarding, aromatic polyester of (A) an aromatic dicarboxylic acid or an ester-forming derivative thereof, (B) an aliphatic glycol or an ester-forming derivative thereof and (C) an ester-forming compound containing a halogen atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.