Patent · US Expired

Insulating material and production thereof

US5141972A · kind A · utility

19Cited by
4References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 29, 1991
Grant dateAug 25, 1992
Priority date
Expiry dateApr 29, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2201/0254
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An insulation material made of rigid microballons within the pores of a porous polymeric base material.

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