• 采用三聚三聚缩水甘油氰酸进行蚕丝丝胶着试验,以马赛皂脱胶氰酸锂溶液中溶解度为指标对固着效果进行评价。

    The effect of cyanuric chloride and triglylisocyanurat on sericin fixing was studied, and the crosslinking degree was evaluated by degumming rate and solubility in LiSCN solution of the fixed sample.

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  • 氰酸及异氰酸乙烯自由反应

    Reaction of the isocyanic acid (HNCO) and isothiocyanic acid (HNCS) with ethylene radical;

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  • 碱性条件下,乙酸甲酸反应合成了乙酸乙酯,收率4 8。

    Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48.

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  • 碱性条件下,乙酸甲酸反应合成了乙酸乙酯,收率4 8。

    Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48.

    youdao

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