Patent · US Expired

Composite fiber reinforced thermoplastic resin stampable sheet and bumper beam formed thereof

US4749613A · kind A · utility

46Cited by
1References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 18, 1986
Grant dateJun 7, 1988
Priority date
Expiry dateDec 18, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/688
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A composite fiber reinforced thermoplastic resin stampable sheet, which comprises laminates each composed of reinforcing fibers arranged in one direction and fiber mats and a thermoplastic resin incorporated in the laminates through impregnation, which stampable sheet is characterized by the fact that the proportion of the reinforcing fibers in the laminates is in the range of 30 to 80% by weight and the laminates are contained in a proportion in the range of 20 to 70% by weight and the thermoplastic resin is contained in a proportion in the range of 30 to 80% by weight respectively. A stampable beam is produced by forming the stampable sheet with a stampable device.

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