Bonded reinforced plastic structures

Details Bonded reinforced plastic structures Bonded reinforced plastic structures

1983-02-04

1984-11-13

Ives, Patricia C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428414, 428430, 4284794, 4284747, 4284752, 4284774, 428480, 1563318, B32B 2502, B32B 2738

Patent

active

044826044

ABSTRACT:
A bonded reinforced plastic structure which comprises reinforced plastic parts of sheet molding compound or bulk molding compound, coated with a primer coat and bonded together with a thermoplastic block copolymer. The primer coat comprises an epoxidized novolac resin and a resinous amidopolyamine. The block copolymer comprises from 40 to 80 weight percent crystalline polyester or polyamide segments and 20 to 60 weight percent amorphous polyamide or polyether segments and has a crystalline melting point of at least 155.degree. C. The bonded structure is adapted to survive the hot environment of paint curing ovens.

REFERENCES:
patent: 3650999 (1972-03-01), Martins et al.
patent: 3922468 (1975-11-01), Burke, Jr. et al.
patent: 3979540 (1976-09-01), Moffett
patent: 4053682 (1977-10-01), Donermeyer
patent: 4173290 (1979-11-01), Kobayashi et al.
Derwent Abstract, Japan 56159-257, Ube Industries, Dec. 1981.
Derwent Abstract, Japan 57116-640, Kuraray, Jul. 1982.

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