METHOD FOR PRETREATING BIOMASS, AND METHOD FOR PRODUCING SUGAR CONTAINING GLUCOSE AS MAIN COMPONENT
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United States of America Patent
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Jan 14, 2016
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Feb 28, 2013
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Feb 28, 2013
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A biomass pretreatment method includes a first process performed on the biomass so as to improve contact efficiency between the cellulose and/or hemicellulose and the enzymes that degrade the cellulose and/or hemicellulose; and a second process of removing a substance containing at least an organic acid from the biomass subjected to the first process, the second process including placing the biomass subjected to the first process into a container that has a vent communicating with outside and heating the biomass subjected to the first process at a temperature equal to or lower than a boiling temperature of water by using water while leaving the vent constantly open.
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