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Process for pretreatment of Lignocellulosic material to produce bioethanol and bioethanol production process

机译:木质纤维素材料的预处理工艺以生产生物乙醇和生物乙醇生产工艺

摘要

The application provides a process for pretreatment of Lignocellulosic raw material of the plant to obtain a pretreated material that is able to be hydrolysed and Fermented to bioethanol productionCharacterized in that it comprises the following successive steps which consist in: (i) The Dismantling of the Lignocellulosic raw material Plant, placing it in the presence of a mixture containing u00a0cido Formic acid and water at a temperature of reaction between 95u00f8c and 110u00f8c; (ii) after pressure at Mosferica and before any action of hydrolysis and subsequent fermentation, Separating: on the one hand,The solid phase was mainly composed of the cellulose, which is a First Co substrate, can be hydrolyzed and Fermented to bioethanol production; and on the other hand, Phase lquida, containing, in particular, in aqueous solution, the u00a0cido Formic, lignins and hemicel Ulosas, which constitutes a Second co substrateAble to be hydrolysed and Fermented to bioethanol production.
机译:本申请提供了一种对植物的木质纤维素原料进行预处理以获得能够被水解并发酵以生产生物乙醇的预处理材料的方法。其特征在于,该方法包括以下连续步骤,包括:(i)木质纤维素的分解原料植物,将其置于含有 u003acido甲酸和水的混合物的存在下,反应温度为95 u00f8c和110 u00f8c之间; (ii)在Mosferica加压之后,在水解和随后的发酵之前,分离:一方面,固相主要由纤维素构成,该纤维素是First Co的底物,可以进行水解和发酵以生产生物乙醇;另一方面,lquida相特别包含在水溶液中的甲酸,木质素和半纤维素Ulosas,其构成了第二种可水解和发酵以生产生物乙醇的共底物。

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