您要查找的是不是:
- By using HPA as catalyst, some dialkyl adipates were prepared. The synthetic conditions of diethyladipate were discussed In optimum condition the yield of diethyl adipate was 97%. 采用磷钨酸催化合成了几种己二酸双脂,并讨论了己二酸二乙酸的合成条件,优化条件下,反应收率可达97%25以上。
- dialkyl adipate 己二酸二烃酯
- Diaryl nitroxides are even more stable than the dialkyl nitroxides. 二芳基氮氧化物自由基比二烷基氮氧化物自由基还要稳定。
- The polyester, polythylene adipate, was removed from the reactor. 将聚酯,聚已酸乙稀酯从反应器中拿出来。
- SYNTHESIS OF DIBUTYL ADIPATE USING CATALYST TiSiW??12? TiSiW_(12)O_(40)/TiO_2复相催化合成己二酸二丁酯
- Thus the term dialkyl carbonate includes, for example, methyl ethyl carbonate. 因此术语二烷基碳酸酯包括,例如甲基乙基碳酸酯。
- Spiramycin adipate and spiramycin embonate are also available for animal use. 同时可以供应己二酸螺旋霉素,恩波酸螺旋霉素。
- This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant. 该方法使用带有二烷基咪唑盐、烷基吡啶盐或者己内酰胺和脂肪酸作为反应物。
- The extraction behavior of dialkyl( aryl) Sulfides may be controlled by polar and steric substituents effects. 二烃基(基)醚的萃取行为受极性和空间取代基效应的控制.
- The method for synthesizing dialkyl phosphite from phosphorus trichloride was improved. 对用三氯化磷和醇合成亚磷酸二烷基酯方法进行了改进。
- The immediate products of this reaction are alkali-metal derivatives of the dialkyl phenylmalonates. 此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物。
- The catalytic synthesis of dibutyl adipate with organic acid, inorganic salt, solid super-acid, ion-exchange resin, HPA etc. were reviewed. 摘要综述了有机酸,无机盐,固体超强酸,阳离子交换树脂,杂多酸等催化剂催化合成己二酸二丁酯的方法。
- We measured the occlusion of W/O emulsion with glutamic acid dialkyl esters by the coalescence of individual drop. 用含有谷氨酸二烷基酯双链型表面活性剂的W/O乳状液,采用逐滴聚结法测定了乳状液的分层包藏量。
- The performance indications of the product are similar to the ones of dioctyl adipate. 用正交实验确定了工艺条件,酯化率达98%25。
- Polyhexamethylene adipate diol and Polyurethane aquocmulsion based on the polyester are prepared. 以己二酸、己二醇为原料合成聚己二酸己二醇酯二醇,并制备成聚氨酯水乳液。
- The Di(2-ethyl hexyl) Adipate(DEHA) in Nenjiang river water was extracted by hexane with ultrasonic generator. 采用超声波提取技术,用正己烷提取嫩江水中己二酸二(2-乙基己基)酯增塑剂,以气相色谱/质谱联用选择离子监测法检测,外标法定量。
- Alkyl balides react with sodium borohydride and selenium in the presence of solid sodium hydroxide to give dialkyl selenides in excellent yields. 在固体氢氧化钠存在下,卤代烃及用氢化钠与硒粉作用,在乙醇溶液中制得二烃基硒醚。
- Inhibition effect of several dialkyl quaternary ammonium salts on aquatic pathogenic bacteria was tested by double dilution method in tubes. 用试管两倍稀释法比较了几种双烷基季铵盐抑制水产动物病原菌生长的实验。
- SALEH R YANNI,MICHAELSON R CHAELES,SUCIU E NAUSICAA, et al. Process for manufacturing dialkyl carbonates from urea and alcohol:WO,95173669[P].1995. 孙予罕,魏伟,王谋华;等.;一种用尿素和甲醇合成碳酸二甲酯的方法:中国,1431190[P]
- A series of polyurethane anionomers were synthesized from isophorone diisocyanate, polyneopentanediol adipate and dimethanol propionic acid (DMPA). 摘要用异佛尔酮二异氰酸酯、聚己二酸新戊二醇酯和二羟甲基丙酸(DMPA)合成了负离子型聚氨酯离聚体。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries