1) glycerine decolorization
甘油脱色
2) glycerol dehydration
甘油脱水
1.
H3PW12O40/SiO2 heteropoly acid catalysts were prepared by incipient wetness impregnation with SiO2 as support,and their catalytic performances for glycerol dehydration to acrolein were evaluated in a fixed-bed continuous flow reactor under atmo-spheric pressure.
采用等体积浸渍法合成了负载型H3PW12O40/SiO2催化剂,在常压连续流动的固定床反应器中,考察了其对甘油脱水制备丙烯醛的催化性能。
3) glycerol dehydrogenase
甘油脱氢酶
1.
Screen Thermophilic Bacillus that Produce NAD~+ Depend Glycerol Dehydrogenase;
一株产NAD~+依赖型甘油脱氢酶嗜热杆菌的筛选
2.
The activities of the three enzymes(glycerol dehydrogenase(GDH),glycerol dehydratase(GDHt),1,3-propanediol oxidoreductase(PDOR)),considered as key metabolic enzymes for 1,3-propanediol formation in Klebsiella.
pneumoniae)合成1,3-丙二醇(1,3-PD)的3种关键酶(甘油脱氢酶(GDH)、1,3-PD氧化还原酶(PDOR)及甘油脱水酶(GDHz))的表观酶活变化。
3.
Aerating air in the fore stage (the 12 h) for 4 h, the activities of glycerol dehydrogenase and 1,3-PD oxidoreductase were 1.
与对照组相比,在发酵前期(12h)通入空气4h后,甘油脱氢酶酶活提高1。
4) glycerol dehydratase
甘油脱水酶
1.
Expression and purification of glycerol dehydratase β-subunit in E.coli as fusion protein;
甘油脱水酶β亚基融合蛋白在大肠杆菌中的表达和纯化
2.
Cloning and expression of glycerol dehydratase gene from Klebsiella pneumoniae in Escherichia coli;
克雷伯氏菌甘油脱水酶基因在大肠杆菌中的克隆与表达
3.
Gene cloning and expression of glycerol dehydratase from Citrobacter freundii in Escherichia coli;
弗氏柠檬酸菌甘油脱水酶基因在大肠杆菌中的克隆和表达
5) glycerin dehydration
甘油脱水法
1.
Progresses in the synthesis of acrolein,including the routes of formaldehyde and acetaldehyde condensation,propylene oxidation,propane oxidation,and glycerin dehydration et al,and the catalysts for above synthetic reactions are presented and compared.
介绍了包括甲醛乙醛缩合法、丙烯氧化法、丙烷氧化法和甘油脱水法等在内的丙烯醛的合成工艺及其催化剂的最新研究进展,并对这几条工艺路线进行了综合比较。
6) oil bleaching
油脂脱色
1.
Character of attapulgite adsorbent and its application in oil bleaching;
凹凸棒石吸附剂特征及其在油脂脱色过程中的应用研究
2.
Effects of different adsorbent on pigment and trace components in oil bleaching;
油脂脱色过程中吸附剂对色素及微量成分的影响
3.
Edible oil bleaching system is classified as the dilute solution adsorption system.
油脂脱色体系属于稀溶液吸附体系,该体系中的吸附等温式最常用的是Langmuir方程和Freundlich方程,其中Freundlich方程更适合植物油脂脱色体系。
补充资料：甘油脱色
分子式：
CAS号：
性质：蒸馏所得的精甘油往往在色泽和气味方面还满足不了质量更高的产品要求，如试剂级、药用级以及特种级等。因此，蒸馏的精甘油要以用量比为0.2％~0.3％(质量)活性炭进行脱色处理。脱色温度80~90℃，保温搅拌1h以上，同时罐内要抽真空，以帮助脱除气味。最后经过滤可得到符合各级质量要求的精甘油产品。
CAS号：
性质：蒸馏所得的精甘油往往在色泽和气味方面还满足不了质量更高的产品要求，如试剂级、药用级以及特种级等。因此，蒸馏的精甘油要以用量比为0.2％~0.3％(质量)活性炭进行脱色处理。脱色温度80~90℃，保温搅拌1h以上，同时罐内要抽真空，以帮助脱除气味。最后经过滤可得到符合各级质量要求的精甘油产品。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条