Method of wallboard manufacture

Details Method of wallboard manufacture Method of wallboard manufacture

B - Operations, Transporting

32

B

154/69

B32B 13/08 (2006.01) C04B 24/16 (2006.01) C04B 28/14 (2006.01)

Patent

CA 1143272

METHOD OF WALLBOARD MANUFACTURE ABSTRACT OF THE DISCLOSURE To CALCIUM LIGNIN SULFONATE IS ADDED A FORMULATION OF AMMONIUM OR SODIUM LINEAR ALCOHOL ETHER SULFATE IN A RATIO TO FORM AN ADDITIVE TO CALCINED GYPSUM SLURRY WHICH WILL REDUCE THE WATER REQUIREMENT AND THE HEAT NEEDED TO CURE THE WALLBOARD MADE FROM THE SLURRY. - 1 -

331583

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