• 杉木原料制备木质纤维素采用静态吸附、蒸馏80%乙醇分段洗脱等实验,研究其对儿茶素类咖啡因选择性吸附作用。

    Lignocellulose was prepared from cedar sawdust and used to isolate caffeine and tea catechins from tea extract by static adsorption and gradient elution using water and 80% ethanol.

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  • 工业用途溶于溶液纤维素溶液,不溶于有机溶液、矿物油无色无定型

    Industrial application: soluble in water, aqueous alkali, ammonia and cellulose solution, colorless and insoluble in organic solution, mineral oil amorphous substance.

    youdao

  • 介绍超临界物理化学性质以及纤维素处理超细造粒等方面的作用。

    This paper introduces the physical and chemical characteristics of supercritical water, and its use of cellulose hydrolysis, supercritical water oxidation and superfine granulation.

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  • 本文研制的醋酸丁酸纤维素(以下简称CAB)皮革光亮CAB,增树脂溶剂乳化剂组成,包括乳型溶剂型产品

    Cellulose acetate butyrate (CAB) leather glossy agent is comprised of CAB, plastic resin, solvents, emulsifier, etc. The products are available in aqueous and solvent forms.

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  • 这种溶剂用来管委会生产的纤维素纤维素干可能弹性结构可能弹性性质

    When such non-aqueous solvents are used to dry the CMC-produced cellulose, the dried cellulose may have a resilient structure and possibly an elastic nature.

    youdao

  • 纤维素熟石灰都能改善砂浆考虑到砂浆流动性强度选择熟石灰的掺量2%;

    HPMC and hydrated lime powder could improve the bleeding, taking into account the fluidity and strength choose the content of hydrated lime is 2%.

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  • 本文选择资源丰富用途广泛中草药甘草纤维素研究对象采用萃取技术分离提取。

    Herb medicine glycyrrhiza and cellulase whose are abundant and are wide range of application by the aqueous two-phase extraction was studied.

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  • 在KOH催化条件下,还原性气氛有利于纤维素热液化转化率液相产物品质的提高

    By adding KOH as catalyst, the reducing atmosphere was favorable to improve the conversion of collusion and the yield of liquid products.

    youdao

  • 在KOH催化条件下,还原性气氛有利于纤维素热液化转化率液相产物品质的提高

    By adding KOH as catalyst, the reducing atmosphere was favorable to improve the conversion of collusion and the yield of liquid products.

    youdao

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