Improvements in Enzymes for Cellulosic Ethanol
Improvements in Enzymes for Cellulosic Ethanol
Improvements in Enzymes for Cellulosic Ethanol
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Saccharification—Glucan Conversion<br />
Effect of Enzyme Load<strong>in</strong>g<br />
Glucan Conversion (%)<br />
120%<br />
100%<br />
80%<br />
60%<br />
40%<br />
20%<br />
Pretreated Softwood Pulp<br />
0.24 mL/g celllulose<br />
0.96 mL/g cellulose<br />
0%<br />
0 10 20 30 40 50<br />
Time (hr)<br />
60 70 80 90 100<br />
Acid-pretreated Sugarcane Bagasse<br />
0%<br />
0 10 20 30 40 50<br />
Time (hr)<br />
60 70 80 90 100<br />
% Glucan conversion of a pretreated softwood pulp**, and a washed<br />
acid-pretreated sugarcane bagasse (APB) us<strong>in</strong>g ACCELLERASE ® 1500<br />
at 0.24 and 0.96 mL/g cellulose, 7% cellulose load<strong>in</strong>g, 50˚C, and pH 5.0.<br />
Glucan Conversion (%)<br />
120%<br />
100%<br />
80%<br />
60%<br />
40%<br />
20%<br />
0.24 mL/g celllulose<br />
0.96 mL/g cellulose<br />
10