Mineral products

Details Mineral products Mineral products

1978-03-24

1980-08-26

Lawrence, Evan K.

Stock material or miscellaneous articles

Composite

Of silicon containing

264 82, 264DIG80, 427244, 427255, 428316, B32B 904

Patent

active

042196094

ABSTRACT:
A process for the stabilization against water of a vermiculite article and the resultant product. The process consists essentially of contacting the article with the vapor of a nitrogen compound having the formula: ##STR1## where R1, R2 and R3 which may be the same or different are either hydrogen atoms or alkyl groups containing up to seven carbon atoms, provided that where R2 and R3 are both hydrogen atoms, R1 is an alkyl group containing less than three or more than six carbon atoms.

REFERENCES:
patent: 2306222 (1942-12-01), Patnode
patent: 2356542 (1944-08-01), Sloan
patent: 3161537 (1964-12-01), Dettre et al.

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