Patent · US Expired

Barrier tape construction

US4102721A · kind A · utility

11Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 13, 1976
Grant dateJul 25, 1978
Priority date
Expiry dateOct 13, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A pressure-sensitive barrier tape construction particularly suited as a covering for the vents or ports in a cavity to be filled with a thermally insulating foam, the barrier tape permitting the free escape of gases while preventing escape of the fluid foam therethrough.

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