Cellulose in pulp is used as a raw material on which acrylic acid and acrylic amide are grafted when superabsorbent is polymerized. 采用纸浆纤维素为分子骨架,接枝丙烯酸及丙烯酰胺制备高吸水树脂。
This article deals with a new method for preparing fatty acid diethanol amide by reacting camphor tree seed oil with diethanolamine. 以樟树籽油为原料与甲醇进行了酯交换反应得脂肪酸甲酯。
The conventional synthesis method of the amidines was acid amide, ammonolysis and orthoformic acid esterify. 脒类化合物的传统合成方法以酰胺法、腈的氨解法和原甲酸酯法为主。
Synthesis and Characterization of Organic Silane Perfluorinated Octyl Sulfonic Acid Amide 有机硅烷全氟辛基磺酰胺的合成与性能研究
The effects of the proportion of starch and acrylic acid amide, different adding order were investigated. 考察了不同淀粉与丙烯酰胺配比及不同加药顺序对絮凝效果的影响。
Dimethylol adipic acid amide` Tylenol 'is a proprietary drug of which` acetaminophen' is the generic form. ‘羟苯基乙酰胺’是非注册药物‘退热净’的专卖形式。
Study on the Water Soluble Styrene Sulfonic Acid Sodium-acrylic Acid-acrylic Amide Copolymer Fluid-loss Agent by Microemulsion Polymerization 反相微乳液聚合苯乙烯磺酸钠丙烯酸丙烯酰胺钻井液降滤失剂的研究
Dispersibility testing and study of it showed that introduction of the cationic group into anionic acrylic acid/ acrylic amide copolymer enhanced its dispersibility remarkably. 通过分散力的测定及研究表明:在阴离子型丙烯酸-丙烯酰胺共聚物中引入阳离子基团,其分散性能得到较大提高;
Preparation of modified emulsifier of petroleum acid amide 石油酸酰胺系改性乳化剂的研制
OBJECTIVE: To summarize the synthesis and metabolism of branched chain amino acid and valley ammonia amide, the influence upon sport, and the effect of supplement of amino acid on delaying fatigue and promoting fatigue recovery. 目的:就支链氨基酸和谷氨酰胺的合成及代谢、对运动的影响及其补充氨基酸对延缓疲劳发生和促进疲劳恢复方面做一综述。
The IR data show that there are stronger intermolecular hydrogen bond in 4-nitro cinnamic acid and its amide. IR谱分析表明,在对硝基肉桂酸和对硝基肉桂酰胺中存在着较强的分子间缔合作用。
Esterification of Fatty Acid by Amide Acetals 酰胺缩醛作为脂肪酸酯化剂的应用研究
Molecular imprinting polymers ( MIP) against amino acid derivatives utilizing amide plus 2-vinylpyridine as combined basic functional monomers were prepared and evaluated as chiral stationary phase for high-performance liquid chromatography. 采用丙烯酰胺+2-乙烯基吡啶的复合碱性功能单体体系制备了氨基酸衍生物分子烙印高效液相色谱手性固定相。
Synthesis of fatty acid diethanol amide from camphor tree seed oil 樟树籽油合成脂肪酸二乙醇胺的研究
In this paper several extractants containing a thioether group and another group such as carboxylic acid, ester or amide were synthesized. 本文合成了分子中含有硫醚基团和另一个基团如羧酸、酯、酰胺的萃取剂。
Performance evaluation of mixed fatty acid amide and its modified products 混合脂肪酰胺及其改性产物的性能评价
The effect of antioxidation and color stabilization was greatly enhanced when apple polyphenol was used with ascorbic acid or nicotinic amide. 苹果多酚与抗坏血酸或烟酰胺配合使用,抗氧化与护色效果明显增强。
This reaction is facilitated by the presence of acid and amide groups, and is further verified by infrared data. 衣康酸和酰胺基的存在促进环化反应的发生,由红外数据得到进一步证实。
The results showed that the optimal ratio of starch and acrylic acid amide is 1 ∶ 2, the best flocculation effect is PSAS+ starch modified flocculant, the removal efficiency of oil is 94%, which can reach the reinjection water standards. 实验结果表明:淀粉与丙烯酰胺单体最佳配比为1∶2,PSAS、淀粉改性高分子絮凝剂先后投加处理含油废水时絮凝效果最好,含油量去除率达94%,达到回注水要求。
The Exchange Reaction of α-Hydroxyisobutyric Acid Amide and Methyl Formate Catalyzed by Sodium Methoxide 甲醇钠催化的α-羟基异丁酰胺与甲酸甲酯的交换反应
The polyacrylic acid has been prepared by solution polymerization. The polyacrylic acid/ polysulfone amide ( PAA/ PSA) composite membrane is made with the crosslinking reaction of the polyacrylic acid and the cross linker, epoxy. 采用溶液聚合法合成聚丙烯酸,并利用聚丙烯酸和环氧树脂的交联作用制备出交联聚丙烯酸(PAA),在聚砜酰胺(PSA)膜上涂膜形成PAA-PSA复合膜。
Oleic acid monoethanol amide ether carboxylate ( OAEC) was synthesized by the amidation and carboxylation of oleic acid. 以油酸为起始原料,经酰胺化和羧甲基化反应制得了油酸单乙醇酰胺醚羧酸盐(OAEC)。
Dialkyl oxalates are important basic industrial chemicals which can be used as imtermediates to synthesize ethylene glycol, oxalic acid, oxalic amide, herbicides and dyes. 草酸酯(DRO)可用于制造乙二醇、草酸、草酰胺及某些药物和染料的中间体,是重要的基础化工原料。
Analyzing chemical corrosion behavior of the fatty acid alkanol amide phosphates. 脂肪酸烷醇酰胺磷酸酯盐化学腐蚀行为的分析。
Since the use of sophisticated genetic engineering methods, and the relative traditional fermentation method, a more rational and orientation, the establishment of genetically engineered bacteria to produce acid amide hydrolase ECB is particularly important. 由于基因工程方法运用成熟,且相对于传统发酵法,更加理性和定向,因此,建立基因工程程菌来产生ECB酰胺水解酶显得尤为重要。
In addition, the protein and amino acid decomposed into amide and inorganic materials including nitrate and ammonium salts. 秸秆中的蛋白质和氨基酸分解后生成酰胺类化合物、硝酸盐和氨盐。
The effluent emitted from IPN production is one kind of high-concentration of cyanophenyl, acid amide and ammonia with complicated water quality such as poor biodegradability characteristics. IPN废水中常含有高浓度的有机腈类、酰胺、氨氮等,具有水质成分复杂、可生化性较差等特点。