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Optimized Conditions for the Grafting Reaction of Methyl Methacrylate on Silk Fiber

甲基丙烯酸甲酯在真丝上接枝共聚反应条件的优化

In benzene or ethyl acetate solution rates increase linearly with methyl methacrylate concentration.

在苯或乙酸乙酯溶液中其衰减速度随甲基丙烯酸甲脂浓度呈直线地增大.

Then we found that the terminal hydroxyl of methyl phenyl was associated. The internal structure of the polymer is like semi-crystalline, with short molecular chain.

表明合成的甲基苯基硅树脂经固化后其端羟基缔合，分子链较短，分子内部结构比较规整，为半晶态结构。

The speed constant K, which is apparent, concerns on the initial concentration of methyl orange.

表观速率常数K与甲基橙初始浓度有关。

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.

It'shows that the key step is the synthesis of 4-methyl-dihydro-furan-2 , 3-dione.

研究结果表明关键步骤为原料 4- 甲基 -2, 3- 呋喃二酮的合成.

Talc powder was treated by3-chloropropylene ( AC) and methyl methacrylate ( MMA) grafted copolymerization of NR ( modified NR).

用丙烯基氯甲基丙烯酸甲酯（AC MMA）二元接枝天然橡胶包覆处理滑石粉。

Various overlay mediums , such as agar , starchgel, methyl cellulose and tragacanth are used.

常用的覆盖培养基有:琼脂 、 淀粉凝胶甲基纤维素和黄蓍胶等.

The results indicated that glycerin plasticizing at the concentration of 0. 2% could enhanced the tensile strength, tangential breaking strength, breaking elongation rate and heatsealing strength of compound methyl-cellulose films.

结果表明：用0.2%甘油增塑的甲基纤维素复合膜，其抗拉强度、直角撕裂强度、断裂伸长率和热封强度均有所改善；

How long is acetic acid methyl progesterone movie menstruated for by?

醋酸甲基孕酮片吃多久来月经?

Degradation of methyl tert-butyl ether in aqueous solution by UV/ Fenton

UV/Fenton氧化降解水溶液中甲基叔丁基醚的试验研究

The two ternary phase diagram comprising soybean oil, methanol and ether were obtained at 25 ℃, 60 ℃ and ordinary pressure in this paper. Methyl ester was treated as solvent to mixture fuel of ethanol ( methanol) and diesel.

本文在25℃和60℃（酯交换反应温度）研究了大豆油和甲醇与醚的2个三元相图，以及对大豆油甲酯作为醇与柴油混合燃料的促溶剂情况作了研究。

The writer analyzed the and disadvantage on phasing-out methyl bromide in China.

本文分析了我国淘汰甲基溴的利弊.

At the range the experiments the yield of methyl glycotate is 59.06 %.

实验所得在研究范围内,过磷酸催化的产品产率高达59.06%.

Methanol. Methyl alcohol Carbinol. Wood alcohol. Wood spirit . Methyl hydroxide.

甲醇. 木醇. 木酒精. 甲基氢氧化物.

The application, downstream products synthesis and development of di-methyl carbonate are reviewed.

综述了碳酸二甲酯应用及其下游产品的合成和开发.

The physical and chemical synergism exists in the co-carbonization of plastics and coal and reduces the chance of secondary reaction, which increases tar yield and favours the formation of methyl-substituted aromatic compounds in tars.

塑料与煤共焦化过程中同时存在物理和化学协同作用，减少了二次反应的机会，增加了焦油收率，同时促进了焦油中芳香化合物的甲基化。

According to the features of the Guangzhou Ethylene Project and Guangdong market, a principle has been put forward to isolate and utilize carbon-4 distillate, The paper suggests to hydrate iso-butylene to make tertiary butanol, and then oxidize and esterify to make methyl methacrylate;

本文根据广州乙烯工程的特点及广东省市场的情况，提出抽余碳四馏份的分离和化工利用应注意的原则，并建议将异丁烯水合制叔丁醇，再氧化酯化生产甲基丙烯酸甲醋。

Allene is an isomer of methyl acetylene.

丙二烯是甲基乙炔的一种异构体.

The application of microwave technique in the synthesis of methyl α-terpinyl ether has the advantages of high yield and short time, with the potential of extensive utilization.

结果表明，微波辐射技术应用于α-松油基甲醚的合成，反应时间较短、产物得率较高，具有一定的应用价值。

The catalytic amination of isobutene, the catalytic amination of methyl tert butyl ether and the reaction of tertiary butyl alcohol with HCl and NH 3 to give tert butylamine are discussed with emphasis.

着重讨论了异丁烯催化氨化法、甲基叔丁基醚催化氨化法和叔丁醇卤化再氨化法等3种方法。

The effects of MMT and Organo-MMT ( OMMT) on the bulk polymerization mechanisms of methyl methacrylate and terminal polymer structure are also studied.

重点研究了蒙脱土（MMT）以及有机蒙脱土（OMMT）对本体法甲基丙烯酸甲酯（MMA）聚合反应机理以及聚合物结构的影响。

Using SPB 1 capillary column with temperature programming, methyl-and ethyl-mercuries hydrides can be base-line separated within 4 min.

使用SPB－1毛细管柱在4min内可基线分离氢化甲基汞和氢化乙基汞。

This study synthesis a metabolite of additive of Olaquindox named methyl-3-quinoxaline-2-carboxylic acid.

本实验研究了喹乙醇饲料添加剂的生物代谢物3-甲基 - 喹啉 -2- 羧酸的制备方法所制备的产品.

A new method of synthesis of Vanillin from 2 methoxy 4 methyl phenol was studied.

研究了4甲基愈创木酚一步氧化法合成香兰素的新工艺.

The effect of the proportions of polystyrene macromer ( PSt), butyl acrylate ( BA) and methyl methacrylate ( MMA) on graft efficiency during terpolymerization and the mechanical properties of the terpolymer were investigated.

考察了聚苯乙烯大单体（PSt）与丙烯酸丁酯（BA）及甲基丙烯酸甲酯（MMA）三元共聚时单体的比例对接枝效率及力学性能的影响。

Organic cyanide, like methyl cyanide, propylene nitrile, Ding Jing and so on.

有机氰化物, 如乙腈 、 丙烯腈 、 正丁腈等.

There are some most people used like prednisone, methyl-prednisone, intravenously or oral.

有些人使用强的松, 甲基强的松龙, 静脉注射或者口服.

Using adiabatic method, the kinetic parameters of paraphenylene diamine and Terephthalyl chloride in solvent system of N-methyl-2-pyrrolidone and calcium chloride have been measured.

本文应用绝热法测定对苯二胺与对苯二甲酰氯在N-甲基吡咯烷酮-氯化钙体系中的反应动力学参数。

With methyl methacrylate the particle diameter increases linearly with conversion indicating particle aggregation.

采用甲基丙烯酸甲酯时,粒子直径随转化率呈直线增大,这就表明粒子发生了聚集.