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- Butylene Glvcol. 丁二醇.
- Its main components include propane, butane and butylene. 主要成份是丙烷、丁烷、丁烯等。
- Its main components include propane, butane and butylene . 主要成份是丙烷、丁烷、丁烯等。
- Poly(butylene terephthalate)(PBT)/nanoSiO2 composites were prepared by melt blending and investigated. 采用熔融共混的方法,将纳米SiO2添加到聚对苯二甲酸丁二醇酯(PBT)中,制备出PBT/纳米SiO2复合材料,对其力学和结晶性能进行分析研究。
- By means of a micro-twin-screw blender,the blending of lignin with poly(butylene terephathalate)(PBT) was studied. 利用微型双螺杆共混仪研究了木质素与聚对苯二甲酸丁二酯的共混过程。
- There is a point of optimum temperature in the curve, at which the yields of propylene and butylene are the largest. 丙烯及丁烯的收率随着反应温度的升高呈现先增加后降低的趋势,分别存在一个最佳温度点,且丙烯收率的最佳温度高于丁烯的。
- Decreasing sunlight or reducing the precursors of 3 methyl 2 butylene 1 thiol (MBT) was the useful method to avoid lightstruck. 减少光照或减少其前驱物质的产生是降低啤酒日光嗅味的有效途径。
- Catalytic oligomerization of remain butylene is a way for enterprises to rebottle neck,and tap potentialities for more benefits. 剩余丁烯催化齐聚是企业消除瓶颈、挖潜增效的途径。
- High molecular weight poly (butylene succinate) was obtained from succinic acid and 1,4-butanediol through a polycondensation process. 以丁二酸、丁二醇为原料,通过直接缩聚反应合成了高分子量二酸丁二醇酯。
- The rheological properties of poly (butylene succinate-co-butylene terephthalate) (PBST) was investigated by means of rheometer. 摘要采用毛细管流变仪研究了聚丁二酸丁二醇-共-对苯二甲酸丁二酯(PBST)的流变性能。
- The block copolymers of poly( butylene succinate)(PBS) and poly (ethylene terephthalate)(PET) were synthesized by a melting process at different times. 并将聚丁二酸丁二醇酯(PBS)同聚对苯二甲酸乙二醇酯(PET)在不同温度下熔融共混。
- During MLF, diacetyl, acetoin and butylene glycol, as end products, were also produced, which affected the sensory characteristics of wine. 伴随着MLF,还生成了双乙酰,乙偶姻等物质,从而影响着MLF后酒的风味。
- The block copolymers of poly(butylene succinate)(PBS) and poly(ethylene terephthalate)(PET) were synthesized by a melting process at different times. 并将聚丁二酸丁二醇酯(PBS)同聚对苯二甲酸乙二醇酯(PET)在不同温度下熔融共混。
- The rheological properties of poly(butylene succinate-co-butylene terephthalate)(PBST) was investigated by means of rheometer. 采用毛细管流变仪研究了聚丁二酸丁二醇-共-对苯二甲酸丁二酯(PBST)的流变性能。
- A mathematical model for dehydrogenation of butylene into butadiene that reacts in fluidized-bed reactor has been established. 基于在无梯度内循环反应器中实验研究的数据,建立了挡板流化床丁烯氧化脱氢的数学模型;
- It is mainly the butylene in the C4 hydrocarbons that undergoes catalytic reactions over the FCC catalyst and butane is hard to convert. 在C4烃类催化转化过程中,丁烯是主要的反应物,而丁烷几乎不反应;
- Poly(butylene terephthalate)-layered silicate (LS) nanocomposites (NPBT) were prepared, and their crystallization, nucleation and their structure-properties were investigated. LS的剥离片层起结晶成核中心作用并阻碍PBT球晶生长。
- The experimental results show that, the major products are ethylene, propylene and butylene, with small amount of methane, ethane, propane, butane and C5 hydrocarbons. 实验结果表明,二甲醚裂解产物主要为乙烯、丙烯、丁烯,以及少量的甲烷、乙烷、丙烷、丁烷和碳五。
- The high content aqueous fatty polyurethane emulsion for leather coating finish was synthesized with IPDI, butylene oxide polyether,1,4- butylene-glycol, dimethylolpropionic acid, acetone and triethylamine. 以IPDI、氢呋喃聚醚、,4-丁二醇、羟甲基丙酸、酮和三乙胺为原料合成了高含量水性脂肪族聚氨酯皮革涂饰剂乳液。
- The chloroform solution of biodegradable poly(ether ester) poly(ethylene glycol terephthalate)/poly(butylene terephthalate)(PEGT/PBT) was nebulized to give fibers in the nitrogen current and subsequently to accumulate into non-woven scaffolds. 聚乙二醇 /聚对苯二甲酸丁二醇酯 (PEGT/ PBT)共聚物的氯仿溶液经高压氮气流喷丝 ;继而沉积成无纺布 .