查询词典 acrylic acid

Decided relatively the craft condition of beautiful: IA occupies total monomer rub Er mark is 22%, 6.67% what cross ammonium sulphate dosage to be total monomer quality, reaction temperature ℃ of 80 ℃~85, acrylic acid and the drop that cross ammonium sulphate add time to be 2.5 H, heat preservation time is 3.5 H, total reaction time is 6 H.

确定了较佳的工艺条件：IA占总单体的摩尔分数为22%，过硫酸铵用量为总单体质量的6.67%，反应温度80℃~85℃，丙烯酸和过硫酸铵的滴加时间为2.5 h，保温时间为3.5 h，总反应时间为6 h。

The results showed that the reaction time was prolonged with the molar ratio of acrylic acid increasing.

结果表明：随着反应物中丙烯酸含量的增加，反应时间延长。

The effects of various amount of molar ratio of acrylic acid to octadecyl alcohol,amount of catalyst and inhibitor,reaction temperature and time on the synthesis were investigated.

研究了丙烯酸与十八醇的摩尔比、催化剂和阻聚剂的质量分数、反应温度及反应时间对反应的影响，并用红外光谱对产物进行了表征。

The conversion of product reaches 98% under the optimal experiment condition: the molar rate of acrylic acid and tetradecyl alcohol is 1.1; the amount of p-methyl benzene sulfuric acid is 0.8%; the amount of p-benzened...

得出合成丙烯酸十四酯的最佳合成条件：丙烯酸与十四醇摩尔比为1 1，对甲苯磺酸用量为0 8%，对苯二酚用量为0 6%，反应温度为120℃，反应时间为4h。

The reactivity of dodecylamine, GMA and 2-ethyl-2-oxazoline reacting with grafted ABS is: GMA-ethyl-2-oxazolinedodecylamine. The reactivity of grafted polymer is: ABS-g-acrylic acid Melt grafting of undecylenic acid onto ABS was carried out in a Haake Rheocord RC90 mixer using dicumyl peroxide as initiator.

将ABS接枝物与聚酰胺熔融共混，共混物的粘度和扫描电镜结果表明接枝物的反应活性顺序为：ABS-g-丙烯酸以DCP为引发剂，在HAAKE流变仪的密炼机中能成功进行10-十一烯酸熔融接枝ABS树脂。

After copolymerized with acrylic acid and 2-acrylamido-2-methylpropanesulfonic acid, LLC hydrogels were modified with COOH and SO3H, respectively.

与普通水凝胶相比，以溶致液晶为模板合成的溶致液晶型水凝胶孔径更加的小而均匀。

Acrylamio-2-methyl propane sulfonic acid is applied in the production of water-based latex,which copolymerizes with acrylic acid,styrene or vinyl acetate to turn out latex resin.

2-丙烯酰胺基-2-甲基丙磺酸应用于水基性胶乳的生产过程中，与丙烯酸、苯乙烯或醋酸乙烯发生异分子聚合而生成胶乳树脂。

Comb-shaped polycarboxylic -type superplasticizers were synthesized with acrylic acid,mathacrylic acid,sodium allylsulphonateand methoxypolymethacrylatethrough aqueous copolymerization initiated by ammonium persulfate.

将甲氧基聚氧乙烯醚单甲基丙烯酸酯、丙烯酸、甲基丙烯酸和烯丙基磺酸钠进行水溶液共聚，合成了具有梳型结构的聚羧酸系高效减水剂。

Acrylic acid is important non-saturated organic acid.

丙烯酸是重要的不饱和有机酸。

MaterialsMethylmethacrylate, ethyl acrylate, acrylic acid and methacrylic acid (all A.R. grades, FirstChemical Reagent Factory, Tianjin, China) were puried bydistillation under reduced pressure and kept in therefrigerator.

物料甲基丙烯酸甲酯，丙烯酸乙酯，丙烯酸和甲基丙烯酸（所有机场铁路等级，第一化工试剂厂，天津，中国）的纯化减压蒸馏和留在refrigerator。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。