Patent · US Expired

Method of molding a light-weight panel

US4059660A · kind A · utility

27Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 21, 1976
Grant dateNov 22, 1977
Priority date
Expiry dateJan 21, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R13/02
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The disclosure is of a moulded light-weight panel and its manufacture, the panel comprising sheets of foamed material and cardboard, which may be corrugated, impregnated with a solution of elastomer which becomes polymerized to bond all the components of the panel together in a mould. Reinforcing and fastening elements may be incorporated in the panel.

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