Patent · US Expired

Composite tube and method of manufacture

US4968545A · kind A · utility

53Cited by
7References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1987
Grant dateNov 6, 1990
Priority date
Expiry dateNov 2, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2996
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The invention relates to tubular composite constructions of a composite comprising at least one layer of a prepreg construction of continuous filaments of high modulus fiber in a resin matrix and at least one layer of a thin film of syntactic foam comprising rigid microballoons uniformly dispersed in a matrix resin cocurable with the resin matrix of the prepreg.

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