• 研究水分含量氨基化制备2-苯基苯甲酸收率影响

    The effect of content of water on the yield of 2-phenylbenzmide by using sodium amide was studied.

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  • 研究水分含量氨基化裂解芴酮制备2-苯基苯甲酸胺收率影响

    The effect of content of water on the yield of 2-phenylbenzmide by using sodium amide to cleave fluorenone was studied.

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  • 采用苯甲酸改性醇酸树脂混合醚化三聚氰甲醛树脂为基料,配以适量的纹助剂制成高固体分低温型氨基

    The high-solid fast drying amino hammer paint is prepared with benzoic acid modified alkyd resin and etherified melamine-formaldehyde resin as binder, hammering agent and other components.

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  • 硼酸取代苯甲酸乙醇葡萄糖酸钠三者为混合防锈剂应用于切削中,其中硼酸酯和取代苯甲酸乙醇盐有明显协同效应。

    Boric acid ester, tri ethanolamine salt of substituted benzoic acid and sodium gluconate were used as anti rust additives in water based cutting fluid.

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  • 发明公开了一种防锈纸处理剂,苯甲酸三乙醇尿素乙醇混合组成。

    The invention discloses an anti-tarnish paper finishing agent which is composed by mixing sodium benzoate, triethanolamine, urea, ethanol and water.

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  • 实际配方硼酸取代苯甲酸乙醇、葡萄糖酸钠含量分别为1 0 %、 6 %和1 %。

    The content of boric acid ester, tri ethanolamine salt of substituted benzoic acid, sodium gluconate in cutting fluid was 10%, 6%, 1%, respectively.

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  • 实际配方硼酸取代苯甲酸乙醇、葡萄糖酸钠含量分别为1 0 %、 6 %和1 %。

    The content of boric acid ester, tri ethanolamine salt of substituted benzoic acid, sodium gluconate in cutting fluid was 10%, 6%, 1%, respectively.

    youdao

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