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

纤维素结晶被破坏；而当底物没有被碱溶胀，或被碱溶胀而没有黄原酸化时，接枝聚合没有明显引起纤维素结晶的变化。

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Sisal fibers were pretreated by different technique as acid cooking, alkali cooking, mechanical crushing, ammonia liquor-swelling and steam exposition.

采用机械破碎、酸法蒸煮、氢氧化钠溶液碱法蒸煮、氨水处理和蒸汽爆破等五种不同物理和化学方法对剑麻纤维进行处理。

youdao

Sisal fibers were pretreated by different technique as acid cooking, alkali cooking, mechanical crushing, ammonia liquor-swelling and steam exposition.

采用机械破碎、酸法蒸煮、氢氧化钠溶液碱法蒸煮、氨水处理和蒸汽爆破等五种不同物理和化学方法对剑麻纤维进行处理。

youdao