Reinforced shaped article

Details Reinforced shaped article Reinforced shaped article

1986-07-01

1988-11-15

Anderson, Philip

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

264 453, 264 464, 264 468, 264 54, 4283197, 4284228, B32B 520, C08J 908, B29C 6722

Patent

active

047849045

ABSTRACT:
The invention relates to a method for producing shaped articles comprising a thermoplastics show surface and a backing layer of a rigid polyurethane or polyisocyanurate foam by applying a foamable polyurethane or polyisocyanurate composition which is substantially free from appreciable amounts of halocarbon blowing agents, in a closed mould to one face of a shaped thermoplastic sheet provided to one of the matching parts constituting said mould.

REFERENCES:
patent: 3080613 (1963-03-01), Wall et al.
patent: 3258511 (1966-06-01), McGregor, Jr.
Klingelhofer, Kunststoffee, vol. 72, No. 5, May 1982, pp. 279-282.

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