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- catalysis of resin cation 树脂催化
- The catalysis of resinic solid acid catalysts in catalytic distillation is studied for synthesis of methylal from methanol and formaldehyde. 考察了树脂型固体酸催化剂对甲缩醛合成反应的催化性能,并与传统的硫酸催化剂进行了比较。
- This paper investigates the catalysis of D-72 strong acid cation exchange resin on the synthesis of acetals,and systematically discusses the influence of reaction factors on the catalysis reaction. 研究了强酸性阳离子交换树脂对缩醛合成反应的催化作用,系统地探讨了各反应因素对反应的影响,研究发现,D-72强酸性阳离子交换树脂具有较高的催化活性,并能重复使用。
- The preparation process of epoxy soybean oil under the catalysis of sulfuric acid and 732 type cation exchange resin is introduced,and the optimum technological conditions have been obtained. 介绍了在硫酸、732阳离子交换树脂的催化作用下,制备环氧大豆油的工艺,得出了最佳工艺条件。
- The abradability of resin is better. 磨削性能证明合成树脂性能良好。
- The catalysis of big pore strong acid resin for 1,4-butanediol dehydration to tetrahydrofuran is investigated. 考察了大孔强酸性树脂对1,4 丁二醇脱水制四氢呋喃的催化作用。
- In this paper the nontoxic plasticizer tributyl citrate has been prepared by the catalysis of the molecular sieve and the ion exchange resin. 报导了用分子筛和离子交换树脂催化合成无毒增塑剂柠檬酸三丁酯的初探结果。
- Alcohol is a solvent of resinous substances. 酒精是树脂性物质的溶媒。
- Under the catalysis of sodium hydroxide solution,TBA epoxy resin was prepared by stepwise polymerization by use of tetrabromobisphenol A(TBA) and epichlorohydrin(ECH). TBA与环氧氯丙烷(EHC)在氢氧化钠溶液的作用下,通过逐步聚合得到TBA型环氧树脂;
- Catalysis of a chemical reaction by one of the products of the reaction. 自身催化指通过某一反应的产物来催化该化学反应
- An inquing has been given to the catalysis of sulfonating urushiol resin for esterifying reaction of the acetic acid and amyl alcohol.The result shows that the yield Of amyl acetate amounts to 72. 5%. 探索了漆酚磺化树脂对乙酸和正戊醇酯化反应的催化作用,结果表明,酯化产率为72.5%25。
- 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。
- Acrylic lacquers are a blend of resin from the acrylic family. 丙烯酸漆是来自丙烯酸家族中的树脂的混合物。
- Our products are made of Resin and Foam PU ,they are very light ! 玻璃钢制品以及发泡制品;产品质地好,轻便;易搬动;适合影楼拍摄和婚纱摄影.
- PSU product is made of resin which has no UV ray stabilizer. 说明:PSU产品是由无紫外线稳定剂的聚树脂制成的。
- In order for the flux to have different levels of intonation there must be a catalysis of some kind. 持有不同音调水平的适宜的流量一定是某种性质的催化作用。
- Autocatalysis:Catalysis of a chemical reaction by one of the products of the reaction. 自身催化:指通过某一反应的产物来催化该化学反应。
- Consequently, H_2Q and H_2O_2 could enter the cell and react under the catalysis of PO to produce BQ and H_2O. 当溶液中加入PO的底物(H_2Q和H_2O_2)后,它们可以扩散到细胞内,并在细胞内PO的催化下反应生成BQ和水。
- Dioctyl sebacate was prepared by esterification of 2 ethylhexyl alcohol and sebacic acid in catalysis of aluminate. 以癸二酸与2-乙基己醇为原料,铝酸盐为催化剂,合成了癸二酸二辛酯。