Patent · US Expired

Coating for metal surfaces and method for implementing it

US5939196A · kind A · utility

2Cited by
2References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 1997
Grant dateAug 17, 1999
Priority date
Expiry dateMar 4, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31913
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The invention provides a coating for a metal surface comprising (i) a primer able to gel and set, (ii) an adhesive and (iii) a thermoplastic polymer, in which said adhesive contains a catalyst, as well as metal objects, particularly pipes, provided with this surface coating, and a method for applying the surface coating.

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