Patent · US Expired

Coating of metal surfaces, its application to tubes and to cables

US6291024A · kind A · utility

8Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 2, 1999
Grant dateSep 18, 2001
Priority date
Expiry dateSep 2, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31605
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The invention relates to a coated metal surface including, successive, at least one layer of polyurethane and at least one layer of thermoplastic polymer, it being possible for a binder to be placed between the polyurethane and the thermoplastic polymer. The invention is useful for covering pipers, electrical cables, telecommunication cables and stay wires.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.