Production of vermiculite products

Details Production of vermiculite products Production of vermiculite products

1983-12-15

1985-09-03

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

106 86, 106118, 106DIG3, 501154, 252378R, C04B 3126, C04B 4128

Patent

active

045390460

ABSTRACT:
A process for producing solid vermiculite products which are stable in water which comprises incorporating a source of ammonia or ammonium ions or a basic substance, preferably urea, in an aqueous suspension of vermiculite lamellae, shaping the suspension and removing water from the suspension by heating the shaped suspension at a temperature above 100.degree. C., preferably above 150.degree. C., such that ammonia or a basic substance is liberated within the suspension. The invention includes an aqueous suspension of vermiculite lamellae containing a source of ammonia or ammonium ions or a basic substance and a dry-powder mixture of vermiculite lamellae and a source of ammonia or ammonium ions or a basic substance.

REFERENCES:
patent: 4130687 (1978-12-01), Ballard et al.
patent: 4269628 (1981-05-01), Ballard et al.
patent: 4324838 (1982-04-01), Ballard et al.

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