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- methyl ethyl cellulose 甲基乙基纤维素
- Thus the term dialkyl carbonate includes, for example, methyl ethyl carbonate. 因此术语二烷基碳酸酯包括,例如甲基乙基碳酸酯。
- Acety ethyl cellulose(AEC) samples were prepared by acetylizing of ethyl cellulose. 将乙基纤维素乙酰化制备乙酰乙基纤维素(AEC)。
- Activated carbon as the sorbent and catalyst support was capsulated with ethyl cellulose by phase separation methods. 摘要对兼具吸附和催化剂载体功能的多孔结构活性炭,以乙基纤维素为材料用相分离进行包覆。
- BC-DH2004 catalyst was used in dehydrogenation of sec-butyl alcohol(SBA)to prepare methyl ethyl ketone(MEK). 采用BC-DH2004催化剂进行仲丁醇脱氢合成甲乙酮的研究。
- Ethyl cellulose was synthesized successfully in one-step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent. 摘要采用纤维素与过量的氯乙烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成功地合成了乙基纤维素。
- The polyurethane adhesives with solvent were prepared by polyester diol,1,4-butanediol,HDI and methyl ethyl ketone. 采用聚酯二元醇、1,4丁二醇、1,6-己二异氰酸酯以及丁酮为主要原料,合成溶剂型单组分聚氨酯胶粘剂。
- Atom transfer radical polymerization(ATRP)was employed to synthesize graft copolymers of ethyl cellulose with azobenzene. 通过原子转移自由基聚合(ATRP)技术合成乙基纤维素接枝偶氮苯聚合物。
- 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。
- Chemicals, Manchester, UK while the methyl ethyl ketoxime was supplied by Banner [Samuel] &Co.Ltd.,Liverpool, UK. . 化学品,曼彻斯特,英国,而甲基乙基酮肟是由旗帜[黄秉槐] &有限公司,利物浦,英国。
- The lead free silver conducting pastes were prepared by using silver powder,lead free low-melting glass and terpineol ethyl cellulose solution. 以银粉、低熔无铅玻璃和乙基纤维素松油醇溶液制备了无铅银导电浆料。
- Abstract: The synthesis of ethyl cellulose was studied by one-step method, with toluene as diluent and orthogonal test was adopted. 摘 要: 采用正交实验的方法,以甲苯为稀释剂,探讨了乙基纤维素一步法合成的工艺条件。
- A series terpolymer of DMV were synthesized from methyl ester 18,methyl ethyl acrylate and vinyl acetate. 以甲基丙烯酸十八酯、甲基丙烯酸乙酯、醋酸乙烯酯为原料合成了一系列三元聚合物的柴油流动性改进剂(DMV)。
- Abstract: The reaction of methyl ethyl ketazine and water to hydrazine hydrate was studied in the catalyst conditions. 摘要: 以丁酮连氮和去离子水为原料,研究了在催化剂条件下丁酮连氮水解制水合肼的不同工艺条件;
- Oxygen enriching membranes are first prepared from room temperature thermotropic cholesteric liquid crystal and ethyl cellulose. 首创了室温热致胆甾液晶与乙基纤维素共混富氧膜。
- Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent. 采用纤维素与过量的氯乙烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成功地合成了乙基纤维素。
- The ammoxidation of methyl ethyl ketone (MEK) to methyl ethyl ketoxime (MEKO) over nano-scale TS-1 was studied with a three-neck glass reactor. 以纳米钛硅分子筛TS-1为催化剂,采用三口玻璃反应器研究了甲乙酮(MEK)氨氧化的反应性能。
- Acetoxy ethyl cellulose(AEC), benzoxy ethyl cellulose(B?2EC) and benzoxy cellulose(B?2C) were prepared by ester reaction with cellulose or hydroxyethyl cellulose as raw material. 以纤维素或羟乙基纤维素为原料,通过酯化反应制备了乙酰氧乙基纤维素(AEC)、苯甲酰氧乙基纤维素(B2EC)和苯甲酰氧纤维素(B2C)。
- Abstract: Synthetic conditions of methyl ethyl ketazine from butanone,NH3 and hydrogen peroxide was studied in the presence of catalyst. 摘 要: 以丁酮、氨气和过氧化氢为原料,研究了在催化剂条件下水合肼中间体丁酮连氮合成的不同工艺条件;
- The molecular structure of ethyl cellulose was characterized and confirmed by elementary analysis, FT-IR and 1H NMR, and the compound obtained was final objective product. 通过元素分析、红外光谱和核磁共振氢谱对产物的分子结构进行表征,确定所合成的化合物即为目标产物。