babies born preterm are likely to lack surfactant in the lungs.
早产儿肺部可能缺乏表面活。
babies born preterm are likely to lack surfactant in the lungs.
早产儿肺部可能缺乏表面活。
This artied discussed on the development status of surfactant industry, symebetic route of raw material, biolysis and environrnent foctor and surfactant usege.
本文论述了表面活性工业发展现状、合成原料路线、生物降解和环境因及表面活性用途。
The application of surfactant in microbial degradation of petroleum pollution in recent years is introduced in this paper and the factors of choosing the eptitude surfactant are also disc.
石油污染日益严重,利用微生物降解石油是一种经济有效石油污染治理方法。
This article introduces the application and effect of flourine surfactant in oil-proof paper.
本文介绍了氟表面活性刑在防油纸中应用和使用效果。
Abstract: Effects of surfactant on viscosity of cetyl hydroxyethylcellulose (CHEC) solution were investigated by rheometer.
摘要 :通过流变仪研究了几种表面活性对十六乙纤维(CHEC)液黏度影响。
In this paper, the characteristic and functional mechanism of the surfactant was studied, and property of alkyl indicant drilling fluid was evaluated also.
研究了糖苷特性、作用机理,并评价了糖苷钻井液性能。试验结果表明,糖苷与油、水均有好互性,与其他处理配伍性好;
We developed a new method to determine critical micella concentration of anionic surfactant by adsorption voltammetry, using neutral red, as a probe.
以易于有机,微于水氧化-还原指示中性红为探针,用吸附伏安法测定了阴离子表面活性临界胶束浓度。
Self-preparation polymerizable macromolecular surfactant HTP and acrylate monomer were used to prepare the amphiphilic polymer by soap-free microemulsion pentamer copolymerization.
以自制可聚合大分子表面活性HTP与丙烯酸酯类单体进行无皂微乳液五元共聚,制备可热固化双亲聚合物。
Sodium lauroyl sarcosinate was prepared. Preperties of the above product was determined. The result shows that the product is a N acylamino acid surfactant with good properties.
合成了N-月桂酰肌氨酸钠,测定了其主要性能。结果表明该产品是一种性能优良氨酸表面活性。
Effects of nutrition such as glucose, tryptone, soybean powder, corn powder, and fibrin as well as surfactants on fibrinolysin production by B.
大豆粉、玉米粉、表面活性和底物等对枯草杆菌产血纤维蛋白解酶和产酶特性影响。
They fall into two main categories: thi o surfactacts and non-thio surfactants for the flota-tion of sulfide and oxide minerals respectively.
它们分为含硫表面活性和不含硫表面活性,分别用于硫化矿和非硫化矿浮选。
N,N-dimethylformarnide surfactant methanol solution was developed to functionalize the surface of multi-waled carbon nanotubes (MWNTs).
摘要用二甲甲酰胺表面活性来超声分散多壁碳纳米管,制备成碳纳米管增强环氧树脂聚合物。
The reactive surfactant, sodium allyl hydroxyalkyl sulphonate(SAHS) was applied as modifying agent to polymerize elastic acrylic emulsion.
使用烯丙磺酸钠(SAHS)作为可聚合乳化,改性合成了弹性丙烯酸酯乳液。
Soybean lecithin was modified by hydroxychloride in NaClO.Then it was used as surfactant and alcohols were investigated as cosurfactant .
对大豆卵磷脂进行氯化改性,以此为表面活性、乙醇为助表面活性,对胆固醇进行微乳化实验。
The amino-acid imidazoline amphoteric surfactant was prepared from dichloroethane and vegetable-oil fatty acid as raw materials by aminolysis, esterffication and hydroxymethylation.
以二氯乙与植物油脂肪酸等为原料,通过氨解、酯化、甲化缩合反应制得氨酸类咪唑啉型两性表面活性。
A detergent for cleaning iron monosulfide was formulated with surfactant, diamino-propadiene, citric and EDTA, and its cleaning mechanism was discussed.
报道了一种以表面活性、丙二烯二胺和柠檬酸、EDTA为主要组分硫化亚铁清洗配方和其在炼油装置应用情况。
The product is used in the absorbance of acidgas,nonionic surfactant,emulsifier,polishing agent and industrial gas purificant.
用于酸性气体吸收,非离子表面活性,乳化、擦光和工业气体净化。
When the carbon numbers of surfactant, cosurfactant and oil phase accorded with the adding rule, the microemulsion formed was more stable.
产物粒径分布较窄;
The effects of multivalent inorganic counterions (non-quencher) and surfactant on the aggregation of P1’–P3’ were studied in water.
6. 研究了多价无机抗衡离子和具有表面活性性质抗衡离子对P1’–P3’聚集态影响。
Surfactants used in gathering transportation,include demulsifier,defoamer,deoiler,scale inhibitor,corrosion inhibitor,bactericide etc.
在原油集输中,表面活性用作破乳、消泡、除油、防垢、缓蚀、杀菌等。
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