Process for preparing calcium silicate shaped product

Details Process for preparing calcium silicate shaped product Process for preparing calcium silicate shaped product

1981-01-23

1983-06-14

Parrish, John A.

Plastic and nonmetallic article shaping or treating: processes

Reactive gas or vapor treatment of work

106 86, 106120, 264 86, 264234, 264333, B28B 126

Patent

active

043882579

ABSTRACT:
A calcium silicate shaped product is prepared by forming an aqueous slurry of calcium silicate hydrate by reacting a calcareous source with a siliceous source in water as a dispersion under heating; molding said aqueous slurry to form a molded product having a bulk density of less than 0.6 g/cm.sub.3 ; curing said molded product, in a closed tank having a capacity of 1.5 to 30 times of the volume of said molded product at 140.degree. to 300.degree. C. by dry-heating without feeding steam, and drying the product.

REFERENCES:
patent: 3238052 (1966-03-01), Buraks
patent: 3501324 (1970-03-01), Kubo
patent: 3679446 (1972-07-01), Kubo
patent: 3928539 (1975-12-01), Satoh
patent: 4193958 (1980-03-01), Uchida

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