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- butanediol dicaprylate 丁二醇二辛酸酯
- The domestic and foreign consumption market of 1,4 butanediol has been analyzed. 分析了国内外1,4丁二醇消费情况并展望了未来市场前景;
- Synthesis of tetrahydrofuran(THF) from Butanediol(BDO) catalyzed by the acidic resin containing silica was studied. 利用自制的含硅强酸性阳离子交换树脂催化1,4丁二醇脱水合成四氢呋喃的反应。
- Company BDO is the world's most advanced to calcium carbide acetylene butanediol as raw material production facilities. 公司BDO是全球最先进的以电石乙炔为原料的丁二醇生产装置。
- Production technology, market prospect and application of 1,4- butanediol are introduced in this paper. 本文介绍了1,4-丁二醇的几种生产技术,市场需求及应用。
- Fermenting liquor containing 2, 3 - butanediol is obtained by Klebsiclla oxytoca fermenting glucose. Commercial MEK is obtained. 利用 Klebsiella oxytoca菌发酵葡萄糖制得2,3-丁二醇发酵液,再将经过离心去除菌体的该发酵液进行蒸馏获得商品级甲乙酮,转化率为99%25以上,收率95%25以上。
- The polyether type polyurethane elastomers based on polyether-polyol, 4,4'-diphenylmethane diisocyanate and 1,4- butanediol were synthesized. 以聚醚多元醇、4,4'-二苯基甲烷二异氰酸酯和1,4-丁二醇为原料合成了聚醚型聚氨酯弹性体。
- Here we rough estimate the specific heat of butanediol, and work out the necessary on heal to calculate the area of heater. 本文通过丁二醇的比热估算,利用实验室相关数据,算出反应需热量,求得换热器面积。
- Model hard segments were synthesized using ethyldiol,butanediol and tetragycol,model hard segments ends were reacted with di-n-butylamine. 用乙二醇、1,4-丁二醇、三缩四乙二醇和甲苯二异氰酸酯为原料,以二正丁胺为封端剂合成了几种不同结构的聚氨酯纯硬段模拟化合物。
- And two new segmented poly(urethaneureas) were prepared from poly(tetramethylene glycol)(PTMG) or polyadipate of 1,4 butanediol(PBA), MDI and Urea(as chain extender). 通过对聚氨酯脲及其硬段模型化合物的结构与性能的研究，发现这种体系有高相分离程度、高氢键密度的特点，并暗示了三维氢键网络结构的存在。
- MAIN COMPONENTS metallothionein,gly 1*3 butanediol ,HA, fresh rose extracting solution ,witch hazel solution ,many kinds of acid and water-locking factors ,anion water. 甘油、1*3丁二醇、HA新鲜玫瑰提取液、金缕梅液、多种氨基酸和锁水因子、负离子水。
- The technology and application and market of 1,4- butanediol are introduced systematically in this paper. Some suggestions on China's 1,4- butanediol production is also put forward. 综述了1，4-丁二醇生产技术进展、应用领域，并分析了国内外市场情况，对我国发展1，4-丁二醇产品也提出了一些建议。
- Optically active butanediol derivative 光学活性丁二醇衍生物
- Butanediol Liquid Phase Dehydration for Producing Tetrahydrofuran 丁二醇液相脱水环化制四氢呋喃
- Synthesis of Tetrahydrofuran from Butanediol by Reactive Distillation 反应精馏制四氢呋喃
- Analysis of the Production and Market of 1,4 - butanediol at home and Abroad 国内外1,4-丁二醇生产与市场分析
- Keywords butynediol;1;4- butanediol;hydrogenation;organic impurities; 丁炔二醇;1;4-丁二醇;氢化;有机杂质;
- Keywords Chitin;Chitosan;Chitosan sulfate;acid catalyzed system;multiphase esterification;pentyl acetate;dicapryl phthalate; 甲壳素;壳聚糖;壳聚糖硫酸盐;酸催化体系;多相酯化反应;乙酸戊酯;邻苯二甲酸二正辛酯;
- dicaprylate n. 二辛酸酯
- glycol dicaprylate 乙二醇二辛酸酯
