查询词典 acrylic resins

The aconitic acid-acrylic acid copolymer, itaconic acid homopolymer and polyepoxysuccinic acid which were non-phosphorus scale and dispersing inhibitors were synthesized with the fermentation products citric acid, itaconic acid and maleic anhydride.

以生物发酵产品柠檬酸和衣康酸为主要原料，分别合成了无磷阻垢分散剂丙烯三羧酸－丙烯酸共聚物和衣康酸均聚物，利用马来酸酐合成了聚环氧琥珀酸。

Taking acryl amide, dimethyldiallyl ammonium chloride, acrylic acid as the monomer, amphoteric polyacrylamide was prepared by solution copolymetization. The effect of reaction conditions on the molecular weight and flocculation performance of AMPAM was studied.

以丙烯酰胺、二甲基二烯丙基氯化铵、丙烯酸为单体，用溶液共聚法制备两性聚丙烯酰胺，研究了反应条件对两性聚丙烯酰胺分子量及絮凝性能的影响。

In this paper the emulsion of polyacrylamide was synthesized in the polyglycol solutions, acryl amide and acrylic acid sodium was used as the monomer. In more detail, we investigated the effect of the concentration of the monomers, the ratio of monomer and PEG, the ratio of monomers, temperature, and emulsifier on the stability of the HPAM emulsion and the molecular weight of the HPAM.

为了提高聚丙烯酰胺相对分子质量，以丙烯酰胺与丙烯酸钠为原料，在聚乙二醇水溶液中合成了聚丙烯酰胺水包水乳液，考察了初始单体质量分数、共聚单体与聚乙二醇摩尔比、共聚单体摩尔比、聚合反应温度、乳化剂种类及其浓度对HPAM水包水乳液稳定性及相对分子质量的影响，所得共聚产物相对分子质量可达1.5×10^7。

According to experiment processes and SEM photographs of the best polymer, pure polyacrylates emulsiods were destroyed during preparation and lumps caused by self-cohesive action were formed and difficult to break up, which the co-polymers emulsiods from partially neutralized acrylic acid and acryl amide forming into unconsolidated bulkload were undivided.

通过SEM照片我们发现，纯的聚丙烯酸盐高吸水性树脂乳胶粒在沉淀洗涤的过程中由于自粘结作用大部分被破坏了，形成难以破坏的块状物，而部分中和的丙烯酸-丙烯酰胺共聚物高吸水性树脂的乳胶粒完整无缺，形成较为松散的粒状物。

Aqua、Butylene Glycol、Dimethicone、Cyclomethicone、Glycerin And Glyceryl Acrylate/Acrylic Acid Copolymer And Propylene Glycol And PVM/MA Copolymer、Hydrolyzed Adansonia Digitata Extract、Commiphora Myrrha Extract、Hydrolyzed Callogen、Carbomer、Triethanolamine、Allantoin、Elastin 、Diazolidinyl Urea、Fragrance .

水、丁二醇、聚二甲基硅氧烷、环聚二甲基硅氧烷、甘油和甘油丙烯酸酯/丙烯酸共聚物和丙二醇和PVM /MA共聚物、水解猴面包树提取物、没药提取物、水解胶原、卡波姆、三乙醇胺、尿囊素、弹性蛋白、双咪唑烷基脲、香精。

composite latex ; methyl acrylic acid ; particle size ; carboxylic group distribution ; alkalic thickening

本文研究了复合乳化剂浓度、聚合方法对 St/BA/MAA复合胶乳的粒子大小、羧基分布及碱增稠性的影响。1 实验部分1

Specifically, it is applicable to the production of dissolvent type of coating materials such as formaldehyde phenol resin, alkide resin, epoxy resin, epoxy polyester and acrylic resin as well as water-soluble resin coating materials such as highly adaptable water-soluble epoxy ester dipping paint.

适用于酚醛树脂、醇酸树脂、环氧树脂、环氧聚酯以及丙烯酸树脂等溶剂型涂料以及各种水溶性树脂涂料（如：高适应性水性环氧酯浸涂漆等）；还可应用于厚浆型涂料、粉末涂料、有机钛防腐蚀涂料、带锈涂料和沥清漆、富锌底漆、防火涂料、耐热涂料等。

During the low temperature plasma polymerization, different factors (reaction power, pulse duty factor, reaction time, bias voltage and pressure) were investigated to get the best film. The results of X-ray photoelectron spectroscopy and Fourier transformed infrared spectoscopy implied that polymer nano-film containing carboxyl or amido were deposited successfully by using allylamine or acrylic acid as a reagent, respectively.

低温等离子聚合过程中，研究了反应的功率、脉冲占空比、反应时间、偏压、反应室压强这五个因素对薄膜性质的影响，确定了最佳的工艺参数。X光电子能谱和傅立叶转换红外光谱分析结果表明，以丙烯胺和丙烯酸为反应物可以在样品表面分别得到含有羧基或氨基的有机薄膜。

A series of new style crude oil pour point depressants were synthesized by aminate of acrylic alkyl ester and maleic anhydried bipolymer.

通过丙烯酸高碳酯与马来酸酐二元共聚进行胺解反应得到一系列新型高凝原油降凝剂，并进行筛选，从中选出丙烯酰高碳胺与共聚物结合后的降凝剂降凝效果最好，凝点降幅大于10℃；进一步回归出加剂和未加剂原油的全粘温方程，方程呈对数关系。

The amphoteric fatliquor of N-amidel- polyethylene polyamine -β-aminopropionic acid types has been synthesized by nature oil and fat reaction with polyethylene polyamine and acrylic acid .

用天然油脂、多乙烯多胺和丙烯酸合成制得N -酰胺基多乙烯多胺-β-氨基丙酸型两性加脂剂，最佳合成条件分两步的反应温度分别控制在 10 0℃及 12 0℃、两步反应时间分别为 2h和 4h ，天然油脂与多乙烯多胺及丙烯酸的物质量的比为 1：0 。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。