• ·洛芬溶液光解仍以去羧基反应后续之氧化反应主要反应途径

    The photodecomposition of carprofen solution was found to proceed via decarboxylation and subsequent oxidation as the major routes.

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  • 这一反应伴随着羧基迁移以及乳胶粒膨润、 溶胀压缩的形态变化过程。

    In the meanwhile, the various. morphology of the latex and the migration of the carboxyl group are also discussed.

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  • 考察了氧化剂用量催化剂用量、反应时间用量氧化淀粉羧基含量影响

    The effect of the amount of hydrogen-peroxide and catalyst, reaction time and amount of water on the carboxyl content was investigated.

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  • 利用普通自由基聚合中的转移反应分别制备羧基为端基的基为端基的聚(PNVP - NH2)。

    Poly (N-vinylpyrrolidone) with carboxylic end groups and amino end groups (PNVP-NH2) were prepared by the chain transfer reaction in free radical polymerization.

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  • 苯基、氰基基、羧基反应中不受影响。因此这一聚合物催化剂特别适用基、腈基、羧基和酯基相连双键氢化

    Thus, this polymer catalyst is especially suited to the hydrogenation of the ethylenic double bonds which are linked to aromatic, cyano, carboxyl and ester groups.

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  • 通过羧基聚酯和甲基丙烯酸缩水甘油酯(GMA)反应合成了紫外光(UV)固化粉末涂料用聚酯丙烯酸酯树脂

    The polyester acrylate resin for UV-curable powder coatings is synthesized through the reaction of carboxyl-type polyester and glycidyl methacrylate (GMA).

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  • 通过大分子反应,合成了一类羧基磺酸基,支带聚氧乙烯基聚羧酸系高效减水剂

    Polycarboxylate superplasticizer with carboxylic, sulfonation groups in its main chain and polyoxyethylene ether as side chains was prepared by the macromolecular reaction.

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  • 苯二甲酸两个羧基羟基发生缩水反应最终生成邻苯二甲酸酐

    The condensation reaction takes place between the two hydroxyl of phthalic acid, and the phthalic acid be converted into phthalic anhydride finally.

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  • CH系列反应,脱乙酰羧基度稳定。

    Deacetylation degree and carboxymethyl degree of ch are unchanged after a series of reactions.

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  • 羧基粘多糖参与创伤愈合反应主要细胞外基质,创伤愈合瘢痕形成领域具有十分重要作用

    The carboxyl mucopolysaccharides is the major extracellular matrix involved and plays important role in wound healing and scar formation.

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  • 通过傅克酰基化反应制备羧基聚苯乙烯球。

    Carboxylic crosslinked polystyrene microsphere was prepared by F-C acylation reaction.

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  • 结果表明金属离子与其中的葡萄糖基、羟基羧基配位基发生了配位反应

    Results indicate the metal ions have coordinated with thereinto glucose, hydroxy, carboxyl, amidocyanogen etc.

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  • 发明包 括反应:二经过傅克酰基化反应后再水解得1-羧基二茂钌;

    The present invention comprises six reaction steps: the cyclopentadienyl ruthenium, after the Fuke acyl reaction, is hydrolyzed into 1-carboxyl cyclopentadienyl ruthenium;

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  • 而二元酸酐酰化反应改变氨基、羧基比例从而降低明胶等电

    The reaction with dicarboxylic acid anhydrides results in an acid addition product, which alters the ratio of free basic to free acidic groups in gelatin, so as to lower the isoelectric point.

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  • 质体表面活性羧基可以其它活性分子反应可能脂质体带来新的功能

    With the active carboxylic groups on the surface, DPPE-PEG3000 - COOH liposomes can be linked with some active molecules, which provide liposomes with special functions.

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  • 反应时间增加酰胺基进一步转化羧基

    Moreover, the amide groups were further converted to carboxylic groups with the increase of reaction time.

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  • 反应时间增加酰胺基进一步转化羧基

    Moreover, the amide groups were further converted to carboxylic groups with the increase of reaction time.

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