Patent · US Expired

Protective pipewrap system containing a rubber-based coating composition

US4933235A · kind A · utility

6Cited by
3References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 16, 1988
Grant dateJun 12, 1990
Priority date
Expiry dateNov 16, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2883
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Novel rubber-based adhesive coatings adapted for use as a primer coating for pipelines, which coatings include a reagent which inhibits formation of hydroxide ions resulting from electrons generated by cathodic protection, and novel protective pipewrap systems including same.

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