2,pH=10,crystallizing temperature=120 ℃,the selectivity of isovaleraldehyde was the best.
2和晶化温度为120℃的条件下制备的Si-MCM-41载体对异丁烯氢甲酰化制异戊醛的选择性达最优。
The results showed that the conversion of isovaleraldehyde and the selectivity of 2,4,6-triisobutyl-1,3,5-trioxane achieved 76% and 95%,respectively.
在[bm in]C l/FeC l3离子液体中由异戊醛合成2,4,6-三异丁基-1,3,5-三氧噁烷,转化率76%,选择性95%。
9 h~(-1) and isovaleraldehyde yield was 80.
9 h-1;异戊醛的收率为80。
Process of hydroformylation of butene mixture to produce valeraldehyde by using water - soluble rhodium - phosphine catalyst was studied.
采用自制的水溶性铑膦体系催化剂,对混合丁烯氢甲酰化反应制戊醛的工艺进行了研究,得到的较优工艺参数为:反应温度100-120℃,反应压力3。
The effects of reaction temperature, reaction pressure, amount of 1-butene, concentration of surfactant and catalyst on the convertion ratio and selectivity in the process of preparing valeraldehyde from 1-butene using water-soluble rhodium-phosphine complex as catalyst were investigated.
考察了采用水溶性铑膦催化体系将 1-丁烯氢甲酰化制备戊醛过程中的反应温度、压力、烯烃用量、表面活性剂的添加、催化剂浓度等因素对反应转化率及产物选择性的影响。
Solid basic catalysts for aldol condensation of valeraldehyde were prepared in the lab, and the effects of reaction conditions such as alkali metal, catalyst support, reaction temperature, pressure, LHSV were examined.
自制了固体碱催化剂用于催化戊醛缩合反应 ,考察了碱金属、载体、反应温度、反应压力、空速等条件对反应的影响。
Studies on Catalysts for Isobutene Hydroformylation to Isovaleraldehyde;
异丁烯氢甲酰化合成异戊醛用催化剂研究
Formation of Isovaleraldehyde in the Maillard Model Reaction System Consisting of Leucine and Reducing Sugar
亮氨酸与还原糖组成的Maillard模型体系形成异戊醛
Supported Rhodium Phosphine Complex Catalysts for Isobutene Hydroformylation;
异丁烯氢甲酰化合成异戊醛用担载型铑膦络合物催化剂研究
Study on Sythesis of Hydroxypivaldehyde by Paraformaldehyde and Isobutyraldehyde
多聚甲醛和异丁醛合成羟基戊醛的工艺研究
The Synthesis of 1, 2-O-isopropylidene-α-D-pentadialdo-1, 4-furanose and Oxime Derivatives;
1，2-O-异丙叉基-α-D-戊二醛-1，4-呋喃糖及其肟衍生物的合成
Contribution of Isoprene Emitted from Vegetable to Atmospheric Formaldehyde in the Ambient Air of Beijing City
北京市植物排放的异戊二烯对大气中甲醛的贡献
di-iso-amyl iso-pentylphonate
异戊基磷酸二异戊酯
Studies on the Novel Catalytic Materials Used in Catalytic Oxidation of Cyclopentene to Glutaraldehyde;
环戊烯合成戊二醛催化新材料的研究
Study of Isobutene and Formaldehyde Condensation in One Step Synthesis of Isoprene on Silica Supported Copper Catalysts
二氧化硅担载铜系催化剂上异丁烯与甲醛缩合一步生成异戊二烯的研究
LABORATORY STUDY ON CHINESE-MADE NEUTRAL GLUTARALDEHYDE Ⅰ. COMPARISON OF THE GERMICIDAL EFFECTS OF THE CHINESE-MADE GLUTARALDEHYDE AND IMPORTED GLUTARALDEHYDE
国产中性戊二醛实验室研究 Ⅰ.国产中性戊二醛与进口戊二醛杀菌效果比较
The efficacy of alkaline glutaraldehyde in inactivating poliovirus was higher than that of acidic glutaraldehyde.
碱性戊二醛对脊髓灰质炎病毒的灭活效果比酸性戊二醛强。
isobutylene-isoprene copolymer
异丁烯－异戊二烯共聚物
At present, the main producing method of it is acraldehyde route.
目前,戊二醛的主要工业生产方法为丙烯醛路线。
Discussion of the treatment of Formocresol (FC-ZOE)and Glutaradehyde (GA-ZOE)for pulpitis and periapical disease on primary teeth
甲酚甲醛、戊二醛对乳牙牙髓尖周病的治疗探讨
Study on glutaraldehyde modified phenolic resin and phenolic foam properties
戊二醛改性酚醛树脂及对泡沫塑料性能的研究
Experiments of Process of Mule Hide of Glutaraldehyde--Aluminium Combination Tannage
戊二醛——铝结合鞣骡驹皮工艺试验
Observation of the Effect of Dulpotomy with 2% Glutaraldehyde on Deciduous Teeth;
乳牙2%戊二醛活髓切断术疗效观察
Improve the Water Resistance of Soy-based Adhesive by using Glutaraldehyde
戊二醛改性提高大豆胶粘剂耐水性能