The catalytic properties of solid super acid for the synthesis of dioctyl melate;
研究了用新型催化剂铌酸催化合成马来酸二辛酯的工艺。
The main catalysts used are PTC, strong acidic ion-exchanging resin, solid super acid, etc.
主要的催化剂有季铵盐、强酸性离子交换树脂、固体超强酸等。
Then we made super acid catalyst with the nano-ZrO_2 and studied oligomerization on naphthalene with the catalyst.
并对其进行改性,制成纳米二氧化锆固体超强酸催化剂。
Heteropoly compounds, with the properties of quasi-liquid and super acid, has been widely applied to ester reactions.
杂多化合物由于具有准液相和超强酸性的特征,广泛用于各种酯类反应。
Super acid water has the ability of sterilization and disinfection, and super alkaline water can remove the residual pesticides.
超酸性水具有超强的杀菌、消毒能力,超碱性水可去除蔬菜的农药残留。
Methyl isonicotinate was synthesized using isonicotinic acid and anhydrous methanol as raw materials in presence of solid super acid as catalyst.
以异烟酸、无水甲醇为原料,固体超强酸做催化剂,合成了异烟酸甲酯。
Reaction catalyzed by solid super acid to synthesize alkyl polyglycoside is reported. The best reaction activity of solid super acid catalyst is discussed. The conversion of glucose arrived to 99 %.
报道了固体超强酸作催化剂合成烷基葡萄糖多苷的反应,并讨论了固体超强酸的最佳反应活性,葡萄糖转化率达99%。
This utility model combines the two kinds of current carriers: the super-capacitor and the plumbic acid battery group.
本实用新型结合了超级电容器和铅酸蓄电池两种电流载体。
Any member of this tropical fruit family is super-rich in antioxidants, vitamin c, and folic acid — all of which are essential for men's reproductive health.
任何一种热带水果都富含丰富的抗氧化剂,维生素c和叶酸——所有这些对男性生殖健康都是至关重要的。
Around 40% of acrylic acid produced is used to make super-absorbent material like that found in nappies (diapers); most of the rest goes into paints and coatings.
大约40%的丙烯酸产品被用于制造高吸水性的材料,像是尿布里用的那种。其余的大多用于制造颜料和衣料。
Isoamyl propionate was synthesized by using solid iron system super strong acid as catalyzer instead of inorganic acid in present research.
采用固体铁系超强酸代替无机酸作催化剂催化合成了丙酸异戊酯。
The catalytic synthesis of dibutyl adipate with organic acid, in organic salt, solid super - acid, ion - exchange resin, hpa etc. were reviewed.
摘要综述了有机酸,无机盐,固体超强酸,阳离子交换树脂,杂多酸等催化剂催化合成己二酸二丁酯的方法。
And a super high contrast was obtained when 6 nitro benzimidazole and thiosalicylic acid were used together.
而硫代水杨酸与6硝基苯并咪唑配合使用时,得到了超高反差效果。
Aminobenzenesulfonic acid super-plasticizer is selected though cement paste test, which be provided with high water-reducing property, low slump loss and good compatibility with cement.
通过水泥净浆试验比较选择了减水率高、坍落度损失小、与水泥适应性好的氨基苯磺酸盐高效减水剂;
Green apples in the extracts peptide malic acid called "super light fat fruit", after take 12 hours quickly effect-acting, guide the original fat burning, and prevent new fat is generated.
青苹果中的提取物多肽苹果酸被称为“超级燃脂果”,服用后12小时迅速起效,引导原有的脂肪燃烧,防止新脂肪生成。
Resin direct hydration method is the procedure that butylenes which is in super-critical status reacts with water to produce secondary butyl alcohol with the catalyst of acid cation exchange resin.
树脂直接水合法是以固体酸性阳离子交换树脂作催化剂,以丁烯在超临界状态下与水反应生成仲丁醇。
METHODS HPLC was used to determine the dissolution rate of Yanshuangsan powder before and after super fine crushing with Indigo and glycyrrhizic acid as index.
方法:以靛蓝和甘草酸溶出量为指标,采用高效液相色谱法分别对超微粉碎前后咽爽散溶出量进行测定。
Through the discussion on brass pickling processes, a new technology of super lower nitric acid is put forward to replace the conventional sulfuric acid-hydrogen peroxide process.
通过对黄铜酸洗工艺的讨论,采用了超低浓度硝酸新工艺代替硫酸-双氧水体系的老工艺。
By the method of free-radical polymerization in solution, cross-linked copolymer of sodium acrylate and acrylic acid of super-high molecular weight.
采用自由基水溶液聚合方法合成了超高分子量的丙烯酸(钠)聚合物。
Starch graft polymer super absorbent resin contains starch graft acrylonitrile, starch graft acrylic acid, starch graft acrylamide etc.
淀粉类高吸水性树脂包括淀粉接枝丙烯腈、淀粉接枝丙烯酸、淀粉接枝丙烯酰胺等。
The complex of super water absorbing resin-natural fabric were obtained by microwave radiation polymerization of natural fabric which dip-coated in acrylic acid and its sodium salt aqueous solution.
将含聚合引发剂的丙烯酸盐单体水溶液涂布到天然纤维布基材上,在微波辐照下聚合,制得高吸水性纤维复合体。
The sulphuric acid erosion resistance of super-early and super-high strength concrete containing limestone powder and lithium slag was studied by means of accelerating cycle soak test.
采用周期浸泡加速试验方法,研究了石粉锂渣超早强超高强混凝土的耐硫酸腐蚀性。
A super absorbent resin, which is self-cross-linking polyacrylic acid sodium salt, was synthesized by means of counter emulsion polymerization.
采用逆相乳液聚合法合成自交联型聚丙烯酸钠高吸水性树脂。
In this paper, the super-fine tourmaline powder was modified by polyacrylic acid in order to improve its dispersivity in hydrophilous systems.
通过对超细电气石粉体的聚丙烯酸改性处理,并通过对改性前后的样品进行红外光谱分析分析了改性机理。
S100A1 is a member of the small acid S100 proteins of the calcium-binding super-family.
S10 0 A1是钙结合蛋白家族S10 0亚家族中一个小分子量的酸性蛋白。
Contain deep sea roe essence, amino acid, hyaluronic acid and super fine nourishing compound. It brings tender and smooth feeling for skin, make skin energetic and.
蕴含来自深海的珍贵鱼子精华,揉合氨基酸、透明质酸及超微细营养复合物。能为肌肤带来水嫩幼滑的感受,赋于肌肤以星光般的活力及。
Objective To establish a super-sensitive diagnosis method for influenza a (H1N1) by enrichment of virus RNA using several settling agents and nucleic acid purification methods.
目的利用几种助沉剂和核酸纯化方法富集病毒rna,建立甲型H1N 1流感超敏感诊断方法。
No acid washes. No lavish embroidery. No boot cut. No skinny. No pedal pushers, shorts or cutoffs. No baggy high-rise. No super-low-rise. No holes.
夸张的金属配饰、水洗磨白、华丽的绣花、喇叭裤、超瘦牛仔裤、七分裤、热裤或是半截裤、松垮的高腰、超低腰、破洞,这些全都是禁忌。
No acid washes. No lavish embroidery. No boot cut. No skinny. No pedal pushers, shorts or cutoffs. No baggy high-rise. No super-low-rise. No holes.
夸张的金属配饰、水洗磨白、华丽的绣花、喇叭裤、超瘦牛仔裤、七分裤、热裤或是半截裤、松垮的高腰、超低腰、破洞,这些全都是禁忌。
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