乙基醚

Water,propylene glycol,butylene glycol,glyceryl polymethacrylate,ascorbic acid,peg-7 glyceryl cocoate,biosaccharide gum-1,peg-40 hydrogenated castor oil,ppg-26-buteth-26,phenoxyethanol,hydroxyethylcellulose,xanthan gum,methylparaben,pentadecalactone,citrus aurantium dulcisoil,disodium edta,sorbic acid,tocopheryl acetate,butylparaben,retinyl palmitate,iris germanica root extract,sodium hyaluronate,ethylparaben,propylparaben,citrus aurantium amara oil,limonene,linalool

水，丙二醇，丁二醇，甘油聚甲基丙烯酸酯，维生素C衍生物，PEG-7 椰子油酸单甘酯，多醣物质，PEG-40氢化蓖麻油，PPG-26-丁醇聚醚-26，苯氧乙醇，羟乙基纤维素，山羊胶，羟苯甲酯，环十五内酯，甜橙油，乙酸乙二胺二钠，山梨酸，醋酸盐维他命E，羟苯丁酯，维他命A酯，鸢尾花根萃取，透明质酸钠，羟苯乙酯，羟苯丙酯，苦橙油，柠檬精油，芳樟醇

Amino-6-methoxy Benzothiazole 99%、2-Amino Benzothiazole 99%、Veratraldehyde 99%、Veratric Acid 99%、1,2- Dimethoxy Benzene 99%、6-Nitroveratric Acid 97%、2,5-Dichlorobenzoic Acid 99%、4-Chloro-3-Nitrobenzoic Acid 99%、 3-Nitrobenzole Acid 98%、p-Methoxybenzoie Acid 99%、Anisole 99.5%、p-Methoxyacetophenonc 99%、(2'-Chloroethyl) Benzene 99%、(2'-Bromoethyl) Benzene 99%、N,N-Diethyi-m-Toiuamide 99%、Aminoacetonitrile Hydrochloride 98%、 Alkyl Diphenyl Phosphate Estrel 98%、5-Chloro-2-benzothiazolone 99%、6-bromo-2-naphthol 98%、6-Nitro-Veretric Acid Estrel 97%、4-chloro phenoxyaeetic 99

2-氨基-6-甲氧基苯骈噻唑、2-氨基苯骈噻唑、藜芦醛、藜芦酸、藜芦醚、6-硝基藜芦酸、2，5-二氯苯甲酸、3-硝基-4-氯苯甲酸、3-硝基苯甲酸、对甲氧基苯甲酸、苯甲醚、对甲氧基苯乙酮、β-氯代苯乙烷、β-溴代苯乙烷、N，N-二乙基间甲苯甲酰胺、氨基乙腈盐酸盐、磷酸二苯月桂酯、5-氯-2-苯骈噻唑酮、6-溴-2-萘酚、6-硝基藜芦酸甲酯、4-氯苯氧乙酸

This paper is studied on a new synthesis method of amino-modified organic silicone micro-emulsion of cationic style by one step with a silane-alkyl coupling,3-(2-aminoethyl)-aminopropyl methyl dimethoxy silane while opening-cyclo polymerization of the octa-methyl cyclo tetra siloxane,thus the optimal manufacturing conditions are determined by comparing test of their properties.

采用硅烷偶联剂氨乙基氨丙基甲基二甲氧基硅烷改性，八甲基环四硅氧烷开环聚合，探索一步合成阳离子型氨基改性有机硅微乳新方法，通过其性能测试得出其最佳工艺条件：反应温度：80℃，反应时间：3 h，十六烷基三甲基溴化铵用量：5%，脂肪醇聚氧乙烯醚用量：5%，预乳液滴加时间：2 h。

The polymerization reacts from the inverse emulsion . Selecting white oil as continuous medium , Span60 and TX-10 as the complex emulsifier , AM-01﹑(NH4)2S2O4 and NaHSO3 as new-type complex initiator , the copolymerization of dimethylamino ethyl acrylate methyl chloride/acrylamide was developed . The effects of the concentration of monomer﹑emulsifier and initiator﹑ temperature﹑reaction time and pH on the molecular weight﹑intrinsic viscostity﹑conversion ratio and cation degree of copolymer were studied .

以反相乳液为初始聚合体系，油酸失水山梨醇酯Span60和辛基酚聚氧乙烯醚TX-10构成复配乳化剂，白油为连续介质，AM-01、过硫酸铵和亚硫酸氢钠组成新型复合引发体系，进行丙烯酰胺/（2-甲基丙烯酰氧乙基）三甲基氯化铵的反相准微乳液共聚合，研究了单体浓度、乳化剂、反应温度、反应时间、pH等因素对聚合产品分子量、特性粘数、转化率及阳离子度的影响。

The enzymolytic products identified were:diisopro-pylaminoethanethiol through the breakdown of P-S bond, and its oxidized product, N, N'-dithiodiethylene-bis ; and diisopropyla-minochloroethane through the breakdown of S-C bond.

VS与电鳐乙酰胆碱酯酶作用的主要产物是： P—S键断裂产物二异丙氨基乙硫醇，该化合物在水溶液中不稳定，可进一步氧化为N，N＇-双二异丙氨基乙基二硫醚；S—C键断裂产物二异丙氨基氯乙烷。

With corn starch as material, hydroxyethylated starch was prepared by first hydrolysing the starchwith acid, then etherify ing it with epoxyethane.

介绍了一种以玉米淀粉为原料，将淀粉用酸水解后与环氧乙烷进行醚化反应制备羟乙基淀粉的方法。

In the presence of alkalinity and tetraethyl ammonium bromide, 2,4-dihydroxy benzophenone reacts with allyl glycidyl ether to form an ethylenic derivative of benzophenone, 2-hydroxy-4-(β-hydroxy-γ-allyloxy) propyloxy benzophenone, which can further undergo hydrosilylation with polyhydromethylsiloxane.

在相转移催化剂四乙基溴化按作用下，利用2，4-二羟基二苯甲酮与烯丙基缩水甘油醚在碱性水溶液中的开环加成反应，合成了中间体4-丙氧基－2-羟基二苯甲酮，将其进一步与聚甲基氢硅氧烷进行硅氢化加成反应。

The main components were myristic acid (19.37%), palmitic acid methyl ester(7.56%), lascorbic acid 2,6dihexadecanoate(6.27%), 8,11octadecadienoicacid methyl ester(5.22%), heptadecane(4.82%), lauryl ethoxylate(2.98%), 2isopropyl5methyl1heptanol (2.62%), tetracosanoic acid methyl ester(2.12%),2ethyl2methyltridecanol (2.08%), et al.

其化学成分主要为肉豆蔻酸(19.37%)，棕榈酸甲酯(7.56%)，2，6十六烷基1抗坏血酸酯(6.27%)，8，11十八碳二烯酸甲酯（5.22%），十七烷（4.82%），十二烷基乙氧基醚（2.98%），2异丙基5甲基1庚醇(2.62%)，二十四烷酸甲酯（2.12%），2乙基2甲基十三醇（2.08%）等。

Metoprolol was synthesized with isopropylamine and 4-(2-methoxyethyl)phenyl glycidyl by different Lewis acid.

Lewis酸催化对甲氧乙基苯基缩水甘油醚与异丙胺的反应得到美托洛尔，考察不同的催化剂、反应温度、反应时间对反应的影响。

Rate enhancement in ligand-free palladium catalyzed Suzuki reaction by Lewis acid promoters;2. Metoprolol was synthesized with isopropylamine and 4-(2-methoxyethyl)phenyl glycidyl by different Lewis acid .

Lewis酸催化对甲氧乙基苯基缩水甘油醚与异丙胺的反应得到美托洛尔，考察不同的催化剂、反应温度、反应时间对反应的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。