Thursday, April 9, 2009

The chemical kinetics of the sulfuric acid hydrolysis

The chemical kinetics of the sulfuric acid hydrolysis of softwood was determined by J.F.Seaman in 1945 as follows:
  • a 100% increase in acid concentration causes an increase of 153% in the k1 cellulose-hydrolysis-rate kinetics constant, but that increase only caused the k2-sugar product-degradation kinetics constant to increase 103%.
  • a 10 degree rise in C temperature causes an increase of approximately 190% in the k1- cellulose-hydrolysis-rate kinetics constant, but then k2-sugar-product-degredation kinetics constant increased only 130%.

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