Patent · US Expired

Structural materials and components

US4367296A · kind A · utility

23Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1981
Grant dateJan 4, 1983
Priority date
Expiry dateNov 24, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/252
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

High density structural ("blocking") materials composed of a polyimide filled with glass microballoons. Structural components such as panels which have integral edgings and/or other parts made of the high density materials.

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