0 7 lbs 3000 ft sup 2 3 1 solution of polyacrylamide 0 5 solution of dicyandiamide mixed at a 1 10 weight ratio respectively total chemical wt 1 2 lbs 3000 ft sup 2 4 1 of a solution containing 7 by wt polyacrylate 1 3 lbs 3000 ft sup 2 5 1 of a solution containing 10 by wt polyacrylate 1 3 lbs 3000 ft sup 2 6 1 of a solution containing 10 by wt of polyacrylate 0 5 solution of dicyandiamide total chemical wt 1 0 lbs 3000 ft sup 2 ______________________________________ each sample was sandwiched between two stainless steel plates of a carver model 2518 press at a temperature of 200 u00b0 c and a pressure of 350 psi for 24 hours and the release property was determined the samples were tested with and without being saturated with mineral oil which was applied by dipping the samples into the oil all of the samples both with and without mineral oil stuck significantly to the steel plates of the press and the paper became discolored charred and brittle thus these coatings did not provide acceptable release properties the heat stability release properties of several paper samples were evaluated sample 1 was a 30 unbleached mf neutral sheet of paper made from 20 hardwood and 80 softwood which contained 0 5 alum 0 4 rosin size and.