BIOREFINING APPLICATION NOTE 9.01.01 BIOETHANOL COOKING AND FERMENTATION www.kpatents.com ETHANOL (C 2 H 5 OH) Typical end products Bioethanol fuel (ethyl alcohol) additive for gasoline Chemical curve: Ethanol R.I. per Conc% b.w. at Ref. Temp. of 20°C Introduction After the corn is ground to the correct size, water and the first enzyme (alpha-amylase) are added to breakdown the starch. During the first step, called

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