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- isobutyl acetylene 异丁基乙炔,异己炔
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- Methacrylic acid isobutyl ester... 丙酯 英文名: Isobutyl methacrylate;
- Baicheng City Acetylene Gas General Fact. 白城市乙炔气总厂。
- The depository for acetylene cylinder. 乙炔瓶放置处
- Isobutyl butyrate was synthesized by using gallium sulphate as the catalyst. 以硫酸镓为催化剂,正丁酸和异丁醇为原料合成了丁酸异丁酯。
- These gauges are designed for measuring the pressure of medium acetylene. 该压力表适用于测量乙炔介质的压力。
- Medium-pressure acetylene drying equipments adopt two-stage drying process. 中压乙炔干燥装置采用二级干燥工艺。
- The causes of fire and explosion at dissolving acetylene stationwas analyzed. 分析了溶解乙炔站火灾、爆炸的原因。
- Isobutyl acetate was synthesized by the esterification of acet ic acid with isobutyl alcohol using chitosan sulface as catalyst. 以壳聚糖硫酸盐为催化剂,由冰醋酸和异丁醇合成乙酸异丁酯。
- Use:Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene. 用途:供各类金属熔焊及切割器械输送氧气和乙炔气体用。
- The analysis results of gas chromatography showed that the isolates could metabolize isobutyl acetate to produce iso-butanol and butyric acid. 气相色谱的分析结果表明,该菌可降解醋酸异丁酯生成异丁醇和异丁酸。
- A new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen. 制备了常压下丙酮与氢气合成甲基异丁基酮的双金属碱性催化剂,并测定了其反应活性。
- The remaining 20%of the acetylene production is principally used for oxyacetylene cutting, heat treating, and welding. 乙炔生产的剩余20%25主要用于氧乙炔切割、热处理和焊接。
- Current situation at home and abroad,production methods and uses of methyl isobutyl ketone(MIBK) were described. 介绍了甲基异丁基酮(MIBK)国内外现状、生产方法和用途。
- A method for synthesis of isobutyl acetate based on ceric sulfate as catalyst was developed. 以冰醋酸、异丁醇为原料,硫酸高铈为催化剂合成乙酸异丁酯。
- It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon,liquid ammonia,and rare element gas. 还兼营液氧、液氮、液氩、乙炔气、二氧化碳、氢气、丙烷气、氟里昂、液氨及其他高纯和稀有气体。
- The solvents we used were acetone,methyl ethyl ketone,methyl isobutyl ketone,ethyl acetate and vinyl acetate. 对丙酮、甲苯、丁酮、甲基异丁基酮、乙酸乙酯、醋酸乙烯酯等溶剂进行了评选。
- Using anisole,nitromethane,acetone,methyl isobutyl ketone as the donors,four complex compounds were prepared. 采用苯甲醚、硝基甲烷、丙酮、甲基异丁基甲酮4种络合剂分别与三氟化硼合成出了4种络合物体系。
- In the darkness, the machine gun spat a vindictive white light like an acetylene torch. 机枪在黑暗中吐出一道凶厉的白光,活象一支喷火的乙炔吹管。