• The influence of reaction temperature, reaction time on the acid number, amic number and cationic degree of product was also studied in this paper.

    研究了反应温度、反应时间、原料配比对产物表观粘度、酸值、胺值和阳离子度的影响。

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  • Three methods of disperse dyeing, acid dyeing or cationic dyeing were provided to apply according to various process technologies and additions.

    根据不同的工艺和添加剂,可采用分散染料、酸性染料、阳离子染料染色。

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  • Naphtholic naphthalene sulfonate containing tertiary amine group and its derivatives can be used to synthesize universal dyes, cationic dyes and acid dyes.

    叔胺基萘酚萘磺酸酯及其衍生物可以用于合成通用染料、酸性染料及阳离子染料。

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  • Several polyoxyethylene type quaternary ammonium salt cationic surfactants were selected to investigate their interaction with acid dyes and influence on the dyeing properties.

    选择了几种聚氧乙烯型季铵盐阳离子表面活性剂,探讨了这些表面活性剂与酸性染料的相互作用以及对染料染色性能的影响。

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  • As the new peptides contain cationic amino acid residues, they can bond with the negatively charged bacterial membrane and penetrate it.

    由于新的多肽中含有阳离子氨基酸残基,所以他们可以和带负电的细菌膜并渗透进去。

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  • However, the cationic guar only suitable for the preparation of weak acid fracturing fluid, its cross-linking and application properties in acid conditions should be further studied in future.

    但该阳离子胍胶只适合配制弱酸性压裂液,建议今后对其进一步开展在强酸条件下的交联与应用研究。

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  • Isopentyl lactate was synthesized from lactic acid and isopentyl alcohol in the presence of strongly acidic cationic exchange resin.

    研究了强酸性阳离子交换树脂催化合成邻苯二甲酸线性高碳醇酯的方法。

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  • The adsorption of cationic pink FG and methylene blue onto purified palygorskite is an endothermic processes, and direct acid proof scarlet 4bs is exothermic in nature.

    凹凸棒石对水溶液中的阳离子桃红fg和亚甲基蓝的吸附是一个吸热过程,而对直接耐酸大红4bs的吸附是放热过程。

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  • In this article Phenyl-acrylic acid ester is synthesized under the catalysis of cationic resin using Phenyl-acrylic acid as a raw material which is produced as a part of the whole process.

    本文以自制苯基丙烯酸为原料,用阳离子树脂催化合成苯基丙烯酸酯。

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  • Poly (lactic acid) microspheres with different surface charges have been prepared by using cationic, anionic or nonionic surfactants as the microspheres' surface stabilizers.

    采用不同的表面活性剂制备得到不同表面电荷性质的聚乳酸微球。

    youdao

  • Poly (lactic acid) microspheres with different surface charges have been prepared by using cationic, anionic or nonionic surfactants as the microspheres' surface stabilizers.

    采用不同的表面活性剂制备得到不同表面电荷性质的聚乳酸微球。

    youdao

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