砜
1、以有磺酰基并通常借助硫与两个碳原子连结(如与两个烃基或一个简单的二价基)为特征的一类有机化合物,一般是结晶状稳定化合物,可由有机硫化物的氧化或其他方法制得。
获得了高分子量的聚芳醚腈砜。
And a high molecular weight poly (arylene ether nitrile sulfone) has obtained.
宝石的王冠上的聚醚砜系列过去和现在。
A jewel in the crown of the PES series both past and present.
氨苯砜是治疗的首选药物。
Dapsone is the first choice for its therapy.
海洋生物、物、物和人体均含有二甲基砜。
Marine living beings plants animals and human body all contain dimethyl sulfone.
二甲基砜是保健食品和相关医药的重要原料。
Dimethyl sulfone is an important material of healthy foods and relative pharmaceutical.
本文合成了一系列聚砜—聚酯类嵌段共聚物。
Synthesis and characterization of a series of Polysulfone (PSF) -polyesters (PEs) block copolymers were undertaken.
海洋生物、植物、动物和人体均含有二甲基砜。
Marine living beings, plants, animals and human body all contain dimethyl sulfone.
本文合成了一系列聚砜— 聚酯类嵌段共聚物。
Synthesis and characterization of a series of Polysulfone (PSF)-Polyesters (PEs) block copolymers were undertaken.
分子结构较小的乙烯砜硫酸酯染料聚集程度较低;
The sulfatoethylsulfone dyes with small molecules had low aggregation degree.
气味来源:壬烷,邻苯二甲酸脂,正丁醛,二甲基砜,吲哚
Source: Nonane, phthalate, butanal, dimethylsulfone, indole
如果是阴性,服用氨苯砜与利福平1年是标准疗法。
For thosewith negative smears, dapsone and rifampin for one year is the standard of carein the United States.
砜壳这个大蛤蜊能够每隔一段时间就会制造出一个大珍珠!
Sulfone shell The large clams from time to time will be able to create a large pearls!
二甲基砜是一种存在于所有生物体中有机硫磺的天然形态。
MSM is a natural form of organic sulfur that is found in all living organisms.
研究发现,共混体系的表观粘度均低于纯聚砜体系的粘度。
The results show that the viscosity of blends is lower than that of pure PSU.
苯砜唑是一种高效、低毒、除草谱广的三唑酰胺类除草剂。
Cafenstrole is a highly active, low toxicity, broad-spectrum herbicide with triazole carboxamide structure.
研究了聚醚砜的溶剂和相对分子质量及含量对膜性能的影响。
The influence of solvents, molecular weight and the content of polyethersulfone on the membrane performances was studied.
通过试验研究了赛络纺纱技术对芳砜纶纱线毛羽的减少情况。
The technology of Sirospun is applied in reducing the PSA yarn hairiness in this study.
本文研究外压式聚砜中空纤维超滤器去除低度白酒浑浊的工艺。
Clearing the raw liquor of low grade wine by external pressure hollow fiber ultrafiltration device was investigated.
聚砜超滤膜铸膜液中,良溶剂的影响是决定超滤膜的主要因素之一。
The effect of good solvents on polysulfone ultrafiltration membrane casting solution was one of the determining factors.
能够抵挡这股压力的膜是用聚酯、聚砜和聚酰胺作的,并且固着在白色钢桶之内。
The membrane that can withstand such force is made of polyester, polysulfone and polyamide and is held within the white steel cylinders.
采用浊度滴定法测定和基团贡献法估算了酚酞基聚醚砜的溶解度参数。
The solubility parameter of phenolphthalein poly (ether sulfone) (PES-C) was determinated by using turbidity titration method, and estimated by using group contribution method.
为了满足熔融浸债工艺的要求,加入二苯砜来改善PEEK的流动性。
To meet the requirement of melt impregnation, DPS is added to improve the flow of PEEK resins.
同时初步探索了磺化聚醚砜(SPES)改性PES中空纤维膜的制备。
Moreover, the sulfonated PES (SPES) was blended with PES to improve the hydrophilicity of PES membranes.
用气相色谱法研究了有机添加剂与聚砜酰胺之间作用的混合热和混合自由焓。
The mixing heat and mixing free enthalpy of action between organic additives and PSA were studied by gas chromatography method.
对聚醚砜材料的性能及合成进行了研究,并对其在汽车领域的使用进行了归纳。
The property and synthesization of polyether sulfones material are studied and its application in automobile industry is summarized.
介绍美国阿莫科化学品公司生产的聚砜性能、品级、应用及其成型加工方法等。
It introduces the properties, grades, application and methods of molding and processing of polysulfone produced by Amoco Chemicals Company in USA.
二甲基砜是一种天然存在于自然界中的含硫有机化合物,可有效改善人类健康。
Methylsulfonylmethane is an organic sulphur-containing compound that occurs naturally in nature, which can effectively improve human health.
本文用gpc法测定了磺化聚砜的分子量分布,它是以特性粘数的分布来表示的。
The molecular weight distribution of sulfonated polysulfone, expressed in terms of intrinsic viscosity distribution, has been determined by GPC method.
实验结果表明,随着接枝率的提高,改性聚砜膜抗蛋白质吸附污染的能力显著增强。
It was shown that the modified membranes with higher grafting rate expressed better anti-fouling ability in the ultrafiltration of protein solutions.
实验结果表明,随着接枝率的提高,改性聚砜膜抗蛋白质吸附污染的能力显著增强。
It was shown that the modified membranes with higher grafting rate expressed better anti-fouling ability in the ultrafiltration of protein solutions.