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- glyoxal bishydrazone 乙二醛双腙
- APPLICATIONS OF GLYOXAL ON MARKET. 乙二醛的应用市场。
- ESCA was used to analyse the cross-linking between wood and glyoxal. 采用化学分析光电子能谱ESCA对乙二醛、乙二醇与木材交联反应过程的C元素价态变化进行分析。
- Glyoxal is prepared with waste liquid propellant HNO3-27S and ethanal. 利用报废的液体推进剂硝酸-27S和乙醛制备乙二醛。
- A series of novel chrome-free tanning agents were synthesized from urea,glyoxal,glycine and melamine. 合成了六种新型的同系列的无铬鞣剂;
- A series of novel chrome-free tanning agents were synthesized with erea,glyoxal,glycine and melamine. 合成了6种新型的同系列的无铬鞣剂。
- Preparation of the titled compound by condensation of polyvinyl alcohol with glyoxal was introduced in this paper. 介绍用乙二醛与聚乙烯醇缩合制备缩醛胶的方法。
- Abstrac This paper reports the determination of glyoxal by UV spectrophotometry after transfering it into glyoxime. 首次报道利用醛基的成肟反应以及乙二醛二肟对紫外光的特征吸收,用紫外分光光度法测定乙二醛的含量。
- FD is a kind of retanning agent condensated with glyoxal,formaldehyde,carboxylic acid and urea. 复鞣剂FD是一种由乙二醛、甲醛、羧酸衍生物、尿素等缩合而成的两性皮革复鞣剂。
- A series of novel chrome-free tanning agents were synthesized from urea, glyoxal, glycine and melamine. 摘要合成了六种新型的同系列的无铬鞣剂;
- Non-formaldehyde finishing of cotton with glyoxal and the properties of the treated product are discussed. 主要讨论乙二醛作为棉织物无甲醛整理的工艺和整理品的性能。
- Glyoxylic acid was rapidly synthesized by catalytic oxidation of glyoxal with H2O2. 在催化剂存在下,用双氧水氧化乙二醛溶液快速合成了乙醛酸。
- There are several routes to produce glyoxal,and the purification techniques are somewhat different. 乙二醛有多种生产方法,其纯化对象亦有所不同。
- The wood dimensional stability can be improved by glyoxal and wood cross-linking treated according to the amount of C. 根据C元素不同价态含量的变化,证明乙二醛与木材交联处理可以提高其尺寸的稳定性。
- N, N-bis-(2-hydroxyethyl)-glycine has been synthesized from diethanolamine and glyoxal. 摘要以二乙醇胺和乙二醛为原料,合成N,N-二羟乙基甘氨酸。
- Then,it has reviewed the history of the industrial production of glyoxal,and shown the current situation of it. 回顾了乙二醛工业生产的历史,介绍了现状。
- Absorbance ratio derivative method was developed for the simultaneous determination of glyoxal(GLY) and glyoxylic acid(AGLY). 利用比值导数波谱法同时检测乙二醛(GLY)和乙醛酸(AGLY),为GLY催化氧化过程的实时、快速分析提供了新的手段。
- Allantoin is prepared by oxidation of the aqueous solution of glyoxal into glyoxylic acid which is then used to synthesize allantoin. 尿囊素的合成是用硝酸氧化乙二醛溶液制得乙醛酸后,再加入氢氧化钙和氯化钙,使乙醛酸以钙盐形式析出,然后在盐酸介质中与尿素缩合而成。
- The use of a new bulking solution made of glyoxal to treat waterlogged ancient matters and the steps of operation are described. 在阐述饱水文物一般脱水方法的基础上,着重介绍乙二醛经浓缩处理后作为填充加固剂的应用实例,操作步骤,注意事项等等。
- In the process of producing glyoxal by means of nitric acid oxidation,the main components to be removed in the product are nitric acid and acetic acid. 在乙醛硝酸氧化法生产乙二醛的工艺中,其主要待去除成分是硝酸和醋酸。