propanediol

Under suitable conditions, the conversion on 1, 2-propanediol asas % and the selectivity on acetone aldehyde %.

试验结果表明,在适宜的条件下, 该催化剂对1, 2-丙%,对丙酮醛选择性达到了%.

Studies on Medium Design and pH Control Strategy in the Bioconversion of Glycerol to 1,3-propanediol

甘油连续生物歧化过程培养基和pH调控策略研究

The Catalyst that are Applied to Catalytic Hydrogenolysis of Glycerol to Synthesis 1,2-Propanediol and Its Development

甘油催化氢解合成1,2-丙二醇的催化剂及其进展

The latest technical advance of 1, 3-propanediol for PTT raw materials production technique were introduced emphatically.

以及生产PTT的原料1, 3- 丙二醇生产工艺近期所取得的新进展.

Butyraldehyde 1,2 propanediol acetal was synthesized by using stannous chloride as catalyst.

以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.

Two stage two substrate fermentation of 1,3-propanediol by Klebsiella pneumoniae was studied.

利用klebsiella pneumoniae生长与催化耦合的特点，将好氧生长与厌氧转化两个过程耦合，开发了两段双底物发酵生产1,3-丙二醇的新工艺，并对其工艺特点进行了初步研究。

The cross-linking agent is formaldehyde, glutaraldehyde, glycol diglycidyl ether , propanediol diglycidyl ether, or butanediol diglycidyl ether.

上述 交联剂 为甲醛 、 戊二醛 、 乙二醇双缩水甘油醚 、 丙二醇双缩水甘油醚或丁二醇双缩水甘油醚.

Under suitable conditions, the conversion on 1 , 2-propanediol and the selectivity on acetone aldehyde is 69 %.

试验结果表明,在适宜的条件下, 该催化剂对 12- 丙二醇的转化率达到98%, 对丙酮醛选择性达到了69%.

Copper-containing catalysts are the most suitable catalysts for producing 1, 2-propanediol through catalytic hydrogenolysis of glycerol.

对甘油催化氢解制取1, 2- 丙二醇效果最好的是含铜的催化剂.

Formation Characteristics of NaCS/ PDMDAAC Biocapsule and Production of 1,3-propanediol by Encapsulated Cells

NaCS/PDMDAAC生物微胶囊成囊特性及固定化法生产1，3-丙二醇的研究

1,3-Propanediol production from glycerol by Klebsiella pneumoniae encapsulated in NaCS/ PDMDAAC capsules

微胶囊固定化克雷伯杆菌生产1,3-丙二醇

Theoretical Prediction of Glass Transition Temperature of 1,2-propanediol Aqueous Solution

1,2-丙二醇水溶液玻璃化温度的理论预测

Furthermore, other properties of the two separated enzymes such as substrate specificity, cation effect, optimum temperature and pH are characterized. These works can contribute to establish an enzyme catalyze system for 1, 3-propanediol production.

确定了米氏常数、考察了酶的底物专一性，研究了金属离子和温度、pH对酶活力的影响，为建立酶法生产1，3&丙二醇提供了依据。

Polyurethane foam wastes were recycled by alcoholysis with 1, 2-propanediol . Polyol and amine compound were gained.

以1, 2- 丙二醇醇解废旧聚氨酯得到多元醇混合物和胺类化合物,红外光谱法分析了多元醇混合物.

The paper reported sensitivity test of thallus cells of Porphyra haitanensis to four common used organic solvents, methanol, ethanol, isopropanol, and 1,3-propanediol.

分析了坛紫菜叶状体细胞对甲醇、乙醇、异丙醇、1,3丙二醇等4种有机溶剂的敏感性。