Porous layer for a pressure casting mold

Details Porous layer for a pressure casting mold Porous layer for a pressure casting mold

1991-05-22

1992-04-07

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

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

249141, 425 85, B28B 700

Patent

active

051023210

ABSTRACT:
A pressure casting mold used to mold sanitary earthenware, including a porous layer composed mainly of resin material, a filler, a curing agent and water, the filler being formed of fibers and particulates of glass material, an average diameter of the fiber filler being 1 through 10 .mu.m, and an average length of the fibers being 20 through 100 .mu.m, and the diameter of the particulate filler being 10 through 50 .mu.m, thereby obtaining a porous layer which in use is hard to clog and is high in durability.

REFERENCES:
patent: 4552329 (1985-11-01), Hattori et al.
patent: 4810442 (1989-03-01), Hillig et al.
patent: 4814127 (1989-03-01), Toyoda
patent: 4840763 (1989-06-01), Freitag
patent: 5000896 (1991-03-01), Petrovic et al.

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