Method for detoxifying cellulosic pyrolysate hydrolysate

Method for detoxifying cellulosic pyrolysate hydrolysate

  • CN 105,801,633 A
  • Filed: 03/25/2016
  • Published: 07/27/2016
  • Est. Priority Date: 03/25/2016
  • Status: Active Application
First Claim
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1. the method to cellulose pyrolytic behavior hydrolyzate detoxification, it is characterised in that include adding sulphuric acid in pyrolytic behavior and react, make the anhydrosugars in pyrolytic behavior 100% be converted into glucose;

  • Ca (OH) is added in hydrolyzed solution2Regulate pH to 6.0, and extract process by the ethyl acetate of 2;

    1 volume ratio, remove the ethyl acetate on upper strata, add the kieselguhr oscillation treatment of 10% mass concentration, be placed in the baking oven of 60 DEG C after filtration until the ethyl acetate of residual is volatilized completely.

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