用13C-核磁共振谱表征了三羟甲基庚烷的化学结构。
The purity of TMH was confirmed by 13C-Nuclear Magnetic Resonance (NMR) spectroscopy.
报道一种三羟甲基氨基甲烷硫酸盐(THAMS)有机单晶。
Tris (hydroxymethyl) aminomethane sulphate (THAMS) single crystal is a new organic crystal.
因此可以采用碱剂和羟甲基磺酸盐类、亚硫酸钠等作防拔染剂。
The usual resist-discharge agents are alkali agents, carboxymethyl sulfonates and sodium sulfites etc.
结论:5-羟甲基糠醛检测取样位置在灭菌车次上层中央位置;
Conclusion 5-Qiangjia base furfural test sampling locations in the upper central location disinfected trips;
THP盐是一种以低毒、无污染的具有羟甲基磷结构的化合物。
THP salt is a nontoxic phosphor compound without environment pollution.
目的:考察地黄清蒸不同时间5 -羟甲基糠醛含量的变化规律。
Objective: To find the changing regularity of 5-hydroxymethyl furfuraldehyde (5-hmf) content in Radix Rehmanniae steamed for different time.
一旦制成羟甲基糠醛后,进一步将其转化成塑料或柴油燃料就会相当容易。
Once made, HMF is fairly easy to convert into plastics or diesel fuel.
目的研究加热过程对不同种类蜂蜜中羟甲基糠醛(HMF)含量的影响。
Aim To study the effect of heating temperature and heating duration on HMF formation in different floral honeys.
利用高压DSC研究了三羟甲基丙烷三硝酸酯(TMPTN)的热分解特性。
The thermal decomposition characteristics of trimethylolpropane trinitrate(TMPTN) were investigated by means of high pressure DSC.
将废旧腈纶用常压碱法水解,用n羟甲基丙烯酰胺作交联剂制备高吸水性树脂。
High water-absorbent resin has been prepared using the useless acrylic fibres alkaline hydrolysis under the normal pressure, using the N-hydroxymethyl propylene acryl amine as the crosslinked agent.
确定最佳交联反应工艺条件为:n羟甲基丙烯酰胺与丙烯腈单体的摩尔比为0。
It is shown that the best crosslinking reaction technological condition is: the molar ratio for the N-hydroxymethyl propylene acryl amine and the acrylonitrile monomer is 0.
在碱性催化剂的存在下,甲醛和丁醛经羟醛缩合反应合成2,2—二羟甲基丁醛。
Respectively using barium hydroxide and a basic anion exchanger as a catalyst, 2, 2-bis (hydroxymethyl) butyraldehyde is prepared from the Aldol condensation of butyraldehyde with formaldehyde.
目的测定盐酸洛美沙星葡萄糖注射液中的5 -羟甲基糠醛(5 - HMF)。
Objective To determine 5-hmf in lomefloxacin hydrochloride and glucose injection.
目的:比较不同季节含糖输液热压灭菌后同一灭菌车上不同位置5-羟甲基糠醛含量。
Objective Comparing different seasons sugar-containing infusion hot pressing disinfected after different locations on the same sterilization 5-Qiangjia base furfural content.
该粘合剂一改以往自交联反应单体采用羟甲基丙烯酰胺,使粘合剂游离甲醛超标的弊端。
While conventional adhesive will cause free formaldehyde because of using another self-crosslinking reactive monomer methylol acrylamide.
热处理会造成蜂蜜中生物酶活性的损失,同时还会生成有害物质羟甲基糠醛(HMF)。
The activity of enzymes in honey is reduced during heating process, and injurant hydroxymethylfurfural(HMF) forms synchronously.
研究影响热固化过程的因素(分子量、炔基含量、羟甲基含量)和典型树脂的固化动力学。
The effects of molecular weights, ethynyl contents and methylol contents on thermal cure and cure kinetics of typical propargyl resins are also reviewed.
然后,在无水THF中用氢化铝锂还原,得纯的手性2 ,4 二羟甲基四氢吡咯衍生物。
All of the 2,4 pyrrolindinediester derivatives were reduced with lithium aluminum hydride in anhydrous THF, and ten new chiral 2,4 Dihydroxylmethylpyrrolidine derivatives were found.
建立了2,2二羟甲基丁醛氧化液中反应物以及产物的高效液相色谱(HPLC)分析方法。
HPLC method separating the reactants and products in the oxidation of 2, 2 bis (hydroxymethyl) butyric aldehyde was experimentally investigated.
蜜胺衍生物三羟甲基蜜胺C3N3(NHCH2OH)3与甲醛的缩聚反应制得的热固性树脂。
A thermosetting resin made by a condensation reaction of a melamine derivative, trimethylolmelamine, C3N3(NHCH2OH)3, with formaldehyde.
本研究的目的是为了检验羟甲基淀粉对比其它液体复苏疗法在不同患者人群中对肾功能的效应。
To examine the effects of HES on kidney function compared to other fluid resuscitation therapies in different patient populations.
试验结果表明:树脂交联剂的羟甲基含量和氯丁胶中的盐酸含量对丁基硫化胶质量有很大的影响。
The results show that the hydroxymethyl content of resinous crosslinking agent and HCl content of neoprene activator will considerably effect on cured IIR compound performance.
结果表明热固性酚醛树脂的固化过程,首先是羟甲基发生缩合反应,缩合反应形成醚键是主要的。
It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
提出以羟甲基改性尼龙- 6织物与反应型有机磷系、溴系阻燃剂进行耐久性阻燃整理的新方法。
A new technique for the durable flame retarding treatment of hydroxymethyl nylon 6 textiles with reactive flame retardants is put forward.
实验考察了不同温度和硫酸浓度对葡萄糖分解的主要产物5-羟甲基糠醛和乙酰丙酸浓度的影响。
In addition, the effects of temperature and concentration of sulfuric acid on the concentration of LA and 5-hydroxymethyl furfural were shown.
二羟甲基二羟基乙撑脲树脂(即DMDHEU简称2D树脂)是目前应用最多的抗皱免烫整理剂。
At present, Di-Methylol Di-Hydroxy Ethylene Urea(DMDHEU, 2D resin for short) is the major durable press finishing agent.
介绍了以甲醛、丙醛为原料,水为反应介质,碱催化进行交叉康尼扎罗反应制备三羟甲基乙烷的方法。
A method of preparing trimethylolethane from formaldehyde and propionic aldehyde in water was introduced in the presence of the base through cross Cannizzero reaction.
油与多元醇经醇解反应,进而与聚醚或聚酯、 二羟甲基丙酸、二异氰酸酯反应制得水溶性氨酯油。
Waterborne polyurethane resin is prepared by alcoholyzing oil with polyol at first, and then reacting with polyether (polyester), dimethylol propionic acid, diisocyanate.
方法:用氯仿作溶剂,在浴温条件下,4羟甲基笼状双环磷酸酯分别与戊酰氯、己酰氯发生酰化反应。
Methods:Chloroform being solvent, under bath heat, 4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.
杜米斯克还在研究其它方法,试图将其它糖份甚至复杂的碳水化合物转化成羟甲基糠醛或其它化学中间体。
Dumesic is also exploring methods to convert other sugars and even more complex carbohydrates into HMF and other chemical intermediates.
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