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- The catalyst system used in the synthesis of Maleic acid ester,such as inorganic acid,ion exchange resin and solid acid,was introduced. 本文介绍了国内外马来酸二甲酯合成中的催化剂体系,有无机酸、离子交换树脂、固体酸等。
- Maleic acid ester is synthesized with the fourth sparse diacid anhydride and sec octyl alcohol as raw materials and silecon tungsten heteropoly acid as the catalyzer. 以顺丁稀二酸酐与仲辛醇为原料,以硅钨杂多酸为催化剂催化合成马来酸酯。
- The Synthesis and Application of Maleic acid ester 马来酸二甲酯的合成及其应用
- The research into the syntheses of maleic acid ester under the caralysis of silicon tungsten heteropoly acid 硅钨杂多酸催化合成马来酸酯的研究
- maleic acid ester 马来酸酯
- Hemi ester of maleic acid (HEC) and a sodium salt of hemi ester of maleic acid (HEC-Na) were synthesized and characterized. 合成了马来酸酐单酯(HEC)及其钠盐(HEC-Na),对其进行了表征。
- ZT-203 is a maleic acid type organic stannumtin stabilizer. ZT-203为马来酸型有机锡稳定剂。
- In alkali catalytic condition, PBTCA (2-phosphono-1,2,4-tricarboxylic acid butane) is prepared from dialkyl-phosphite ester, maleic acid dialkylester and alkylacrylic easter by one-step successive reaction, its yield is 87.7%. 以二烷基亚磷酸酯、顺丁烯二酸二烷酯;以及丙烯酸烷酯等为原料;在强碱性催化条件下;经 一步连续反应合成PBTCA(2|膦酸基|1;2;4三羧酸丁烷);产率为87.;7%25;
- Adipic acid can produce nylon 66 resin and adipic acid ester. 己二酸可生产尼龙66树脂,也可生产己二酸酯用作增塑剂、合成润滑剂。
- Primary by-products range from benzoquinone to maleic acid and oxalic acid. 中间产物主要为苯醌、马来酸、草酸等,
- sodium salt of maleic acid dodecyl ester 马来酸单十二醇钠盐
- Maleic acid 18 th ester rare earth 马来酸单十八酯稀土
- Maleic acid diphenol A ester rare earth 马来酸单双酚A酯稀土
- The copolymer of acrylic acid and maleic acid with acceptable quality and good to use was synthesized. 制得了产品质量合格、使用效果良好的丙烯酸一马来酸共聚物。
- Maltose fatty acid ester was prepared with maltose and fatty acyl chloride in the presence of catalyst. 以麦芽糖和脂肪酰氯为原料,制备麦芽糖脂肪脂酸酯。
- The effects of the poly(l,2-butadiene) oligomer carboxylated with maleic acid anhydride (MLPB) on the cork powder filled NBR and on the IIR recipes were researched in this paper. 本文简要介绍了马来酸酐化聚丁二烯(MLPB)在软木填充丁腈橡胶制品和丁基橡胶配方改性中的应用效果。
- It is known that sucrose fatty acid ester is an internationally accepted food additive with wide application scope. 蔗糖脂肪酸酯是一种国际上公认的食品添加剂,具有广泛的应用范围。
- Antisepsis and fresh-keeping effects of polyol fatty acid ester are summarized in this paper. 本文综述了多元醇脂肪酸酯的防腐保鲜作用。
- The problem of mistaking maleic acid peak for the main component in the determination of maleate salts of drug by HPLC is reported. 指出在马来酸盐的药物HPLC分析中,有时将马来酸峰误认为主药峰。
- The suitability of fatty acid ester as diesel fuel results from their molecular structure and high energy content. 脂肪酸酯作为发动机燃料的可行性来自于其分子结构和较高的能量密度。