Mold for manufacturing polyurethane parts for using the rim proc

Details Mold for manufacturing polyurethane parts for using the rim proc Mold for manufacturing polyurethane parts for using the rim proc

1992-05-15

1994-09-13

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

Molding of thermosetting or cross-linking stock

2643286, 2643289, 26432812, 425555, 425577, 425554, B29C 4502

Patent

active

053463870

ABSTRACT:
A mold for manufacturing polyurethane parts using the RIM process, has two mold halves which between them enclose a mold cavity. The mold cavity is sealed off from the outside by a sealing surface. A gap of 15 to 30 mm depth and 0.15 to 0.25 mm width is provided between the mold cavity and the sealing surface.

REFERENCES:
patent: 3331904 (1967-07-01), Friedman
patent: 3443001 (1969-05-01), Adair et al.
patent: 3898314 (1975-08-01), Church
patent: 4247515 (1981-01-01), Olabisi
patent: 4334849 (1982-06-01), Bock
patent: 4379686 (1983-04-01), Chambers et al.
patent: 4714579 (1987-12-01), Boden et al.
patent: 4767312 (1988-08-01), Hutter
patent: 4880587 (1989-11-01), Eichlseder et al.
patent: 5093067 (1992-03-01), Gibson
Mold Making Handbook for Plastics Engineer, ed. Stoeckhert, Klaus Hanser Publications NY:1983 pp. 96-97.

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