Porous mold for pressure slip casting

Details Porous mold for pressure slip casting Porous mold for pressure slip casting

1988-02-03

1989-10-17

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

With foraminous or absorbent means for removal of vehicle or...

249141, 264 86, 425 86, 425437, 425DIG102, B28B 126

Patent

active

048743046

ABSTRACT:
A porous mold for pressure slip casting, which includes: a surface porous layer having an average pore diameter of at most 20 microns and a thickness of 5 to 40 mm; an adhesive applied in a pattern to the rear surface of the surface porous layer to leave an unapplied portion on the rear surface; a coarse porous layer covering the adhesive applied and unapplied portions of the rear surface of the surface porous layer and made of a mixture of a liquid resin and a filler of a particle diameter of 0.1 to 5.0 mm at a volume ratio of 15 to 50:100, the coarse porous layer having a thickness of 5 to 30 mm; a sealing adhesive covering substantially the outer surface of the coarse porous layer; and a passage for water from and air into the coarse porous layer.

REFERENCES:
patent: 3243860 (1966-04-01), Whittaker et al.
patent: 3723584 (1973-03-01), Nussbaum
patent: 3993727 (1976-11-01), Skriletz et al.
patent: 4413966 (1983-11-01), Mills et al.

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