Process for preparing reinforced plastic plates

Details Process for preparing reinforced plastic plates Process for preparing reinforced plastic plates

1974-10-10

1976-05-04

White, Robert E.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

264236, 264258, 264267, B29C 2500, B29D 300, B32B 3100

Patent

active

039549356

ABSTRACT:
A process for preparing reinforced plastic plates comprising molding a thermosetting resin in a mold to form a plate-like body, forming spaced-apart slits extending in the longitudinal direction of the plate-like body with a spacing distance of 1 m at the most just after setting of the resin, suspending the plate-like body from one longitudinal end thereof, fixing a weight to the lower portion of the plate-like body, confining the plate-like body in the horizontal direction by at least one pair of fixing boards, heat-curing the plate-1ike body in the said state, and embedding an elastic resin in said slit portions of the plate-like body.

REFERENCES:
patent: 2427144 (1947-09-01), Jansen
patent: 2769742 (1956-11-01), Helbing
patent: 2897546 (1959-08-01), Clapp et al.
patent: 3179726 (1965-04-01), Perry
patent: 3288899 (1966-11-01), Angioletti
patent: 3501564 (1970-03-01), Snoeyenboh et al.
patent: 3789102 (1974-01-01), Hazelett, Jr.

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