• 研究确定,浆结晶纤维素含量取决于素脱出程度随着木素含量降低而增加

    The content of the crystalline fraction in lignocellulose depends on the lignin removal and increases with the decrease of the lignin content.

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  • 研究三醋酸纤维素二醋酸纤维素结晶结构热学性能

    Crystalline structure and thermal property of cellulose triacetate and cellulose diacetate were studied.

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  • 纤维素结晶排列高度有序区域内,纤维素分子结合得比较紧密树脂不能进入

    In the regions of the cellulose that are highly ordered and crystalline, the cellulose molecules are bound firmly together and cannot be penetrated by the resins.

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  • 研究表明,H3BO3杉木中的羟基发生了缩合反应纤维素结晶破坏;

    The results showed that hydroxyl groups of H3BO3 reacted with the hydroxyl groups of fir powder, and thus the crystalline phase of cellulose was destroyed.

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  • 根据分解后图谱计算出纤维素相对结晶大小等参数。

    Relative crystallinity and size Of crystalline regions were calculated by means of the decomposed diffraction patterns.

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  • 为深入了解日本落叶松纤维特性,研究不同树龄不同部位日本落叶松的纤维形态纤维素结晶进行了分析

    This paper had investigated fiber form and crystalline degree of Larix kaempferi in different tree age and different vertical location within a stem.

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  • IR研究了射线辐射精制纤维素相对结晶变化,结果表明随辐射剂量加大,棉纤维素的相对结晶度逐渐减小

    The relative crystallinity of refined cotton cellulose was studied by IR. The results shows that the relative crystallinity of cellulose decrease with the increasing of radiation dose .

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  • 处理纤维素杉木氢键作用削弱相对结晶度均被降低

    Hydrogen bonding actions of cellulose and fir powder were all weakened greatly after treatment and the crystallinity of them were also decreased.

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  • 通过预处理可以降低秸秆纤维素结晶提高秸秆的利用率

    Therefore, crystallinity of fiber of straw can be degraded by pretreatment, and the utilization can be improved.

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  • 最佳处理条件下,CTMP纤维素酶或木聚糖酶处理,纸浆得率基本未影响,纸浆的结晶指数变化也不大

    The pulp yields were basically uninfluenced after enzymatic treatment under the optimal treatment condition. The crystallization index of the fibers changed little.

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  • 纤维素结晶破坏;而当底物没有溶胀,或被碱溶胀没有黄原酸化时,枝聚合没有明显引起纤维素结晶变化。

    It was found that the crystalline structure of cellulose could be destroyed by the synergetic effect of alkali swelling, xanthating and grafting;

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  • 结果表明,液氮处理纤维素的侧序分布结晶微晶尺寸晶格形态发生深刻变化

    The resultsshowed that after the treatment of cellulose with L-NH3, the lateral order distribution, crystallinity, crystallite size and lattice form of cellulose were dramatically changed.

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  • 结果表明微生物酶使玻璃温度降低,纤维素结晶提高纤维素含量以及纤维素聚合降低;

    The result indicates:handled by enzyme, the wood's glass transition temperature, holo-cellulose content and degree of polymerization increased, crystallinity increased;

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  • 结果表明微生物酶使玻璃温度降低,纤维素结晶提高纤维素含量以及纤维素聚合降低;

    The result indicates:handled by enzyme, the wood's glass transition temperature, holo-cellulose content and degree of polymerization increased, crystallinity increased;

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