surfactant

美 [s?:'fækt?nt] 　英 [s?:'fækt?nt]

• n.表面活性劑（減少液體表面張力，常形成氣泡）
• 網(wǎng)絡(luò)界面活性劑；表面活性物質(zhì)；表面張力素

詞形變化

復(fù)數(shù)：surfactants  

英漢雙解

英漢解釋

n.	1. 【化】表面活化劑

英英解釋

n.	1. an agent that reduces the surface tension of liquids so that the liquid spreads out, rather than collecting in droplets, e.g. a detergent or a drug 2. a surface-active lipoprotein substance secreted naturally in the lungs, lack of which causes respiratory problems especially in premature babies

例句

The higher the surfactant concentration in the water-phase is, the thinner range of the surface porous layer penetrates.

水相中界面活性劑的濃度越高，孔洞由微粒表面向內(nèi)部分布的距離越小；

Pharmaceutical test verified that this surfactant is a good additive in medicine, food and cosmetics.

生理、藥理試驗(yàn)表明，其無(wú)毒、無(wú)副作用，可用做醫(yī)藥、食品、化妝品的添加劑。

Adding surfactant will be able to improve solution's viscoelasticity and sweeping volume as well.

加入表面活性劑可以使聚合物溶液的粘彈性得到改善，更有助于提高體系的波及體積；

The surfactant lowers the surface tension and increases the efficiency of the acid.

表面活性劑用來(lái)降低表面張力，并提高酸的效率。

Spontaneous emulsification flooding efficiency is better than those of surfactant flooding and polymer flooding.

自發(fā)乳化驅(qū)油效果好于表面活性劑驅(qū)及聚合物驅(qū)。

The properties, species, and synthetic technique of fluorinated surfactant were discussed in terms of their structures.

從氟表面活性劑的結(jié)構(gòu)出發(fā)，論述了其特性、種類和合成工藝等。

The hydrophilic-lipophilic balance determines the type of emulsion formed and is controlled by the chemical composition of the surfactant.

親水親油平衡值確定所形成的乳狀液的類型，并取決于表面活性劑的化學(xué)成份。

Then a micellar slug of surfactant, alcohol, brine, and oil is injected to reduce the surface tension of the oil.

然后注入表面活性劑、醇、鹽水和油的膠束段塞，以降低油的表面張力。

And the surface of pigments and fillers chemisorption surfactant is resin polymer surface from squeeze of pigments and fillers.

與顏填料暗地變成化學(xué)吸附的暗地活性劑是不克不及被樹(shù)脂聚合物從顏填料暗地擠出去的。

A new type of composite organic additive ST, which consisted of an anionic surfactant of S and a nonionic surfactant of T was prepared.

介紹了一種高效有機(jī)復(fù)配添加劑ST，它由陰離子表面活性劑S和非離子表面活性劑T復(fù)配而成。

Agglomerating molding process can be adsorbed surfactant, made a good appearance and mobility of the detergent.

在附聚成型工藝中能吸附表面活性劑，制成外觀與流動(dòng)性良好的洗衣粉。

Foams and emulsions are stabilized by surfactant monolayers that adsorb at the air-water and oil-water interfaces, respectively.

泡沫和乳液穩(wěn)定的單分子膜的表面活性劑吸附在空調(diào)水和油水界面分別。

A fluorometric spectrophotometry was used to determine the content of anionic surfactant in crude oil.

用熒光分光光度法測(cè)定原油中所含陰離子表面活性劑。

Then the surfactant removal leads to materials of organized cage-like pore structure and tailored porosities and of large surface areas.

除去模板劑后便可以得到高比表面積、可調(diào)的孔隙率的籠型孔道結(jié)構(gòu)薄膜材料。

Micro-emulsified acid is the uniform and transparent system mixed with a certain proportion of acid, oil, surfactant and co-surfactant.

微乳酸是把酸、油、表面活性劑以及助表面活性劑以一定的比例混合而形成的均勻、透明的體系。

An understanding of this sensitivity is essential for generating high viscosity surfactant phases in more challenging solvent environments.

了解這種敏感性是必不可少的表面活性劑產(chǎn)生高粘度階段溶劑環(huán)境更具挑戰(zhàn)性。

Recent innovations in surfactant stabilizing additives now enable ethanol to be blended with diesel fuel in clear, stable solutions.

目前，表面活性劑穩(wěn)定添加劑方面的最新進(jìn)展使得乙醇可以和柴油燃料以透明、穩(wěn)定的溶液形式摻混。

The former is of high thickening power in surfactant formulations , the latter with rapid dissolvability and favorable washing properties.

前者在表面活性劑配方中具有高的增稠能力，后者具有快速溶解性和良好的洗滌性能。

BY Series: used for pesticide and surfactant of everyday use, rubber filling agent.

BY系列：用于農(nóng)藥、民用兩面活性劑、橡膠填充劑。

Polarization curve experiment showed that the cathode polarizing of the current collector with surfactant increased in alkaline solution.

極化曲線證明，集電體表面吸附有機(jī)活性物質(zhì)后使陰極析氫反應(yīng)的極化增大。

The invention relates to a long chain cation gemini surfactant and a preparation method thereof.

本發(fā)明涉及一種長(zhǎng)鏈陽(yáng)離子雙子表面活性劑及其制備方法。

The polymeric surfactant prepared by the modification of stearic acid by aromatic nonionic surfactant was also a good surfactant.

用含芳香烴的非離子表面活性劑改性硬脂酸的復(fù)合改性劑也較好。

The volume ratio of two phases is sensitive to minor variations of the ratio between anionic surfactant and cationic surfactant.

雙水相的體積比對(duì)正、負(fù)離子表面活性劑比例的微小變化非常敏感。

The agricultural effervescent granule comprises an acid source, a carbonate source and a surfactant.

本發(fā)明的農(nóng)用泡騰顆粒包括酸源、碳酸鹽源和表面活性劑。

The cleaner-passivator comprises a complexing agent, a surfactant, a corrosion inhibitor, and a solvent.

清潔劑-鈍化劑包含絡(luò)合劑、表面活性劑、腐蝕抑制劑和溶劑。

A low-foaming surfactant and dispersant may be used to facilitate the wetting of the particles and to stabilize the dispersion.

可以用低泡沫表面活性劑和分散劑來(lái)幫助微粒變濕以及穩(wěn)定分散。

Discussed the Surfactant to have the disturbance reason, and proposed the suppression disturbance method.

討論了表面活性劑產(chǎn)生干擾的原因，并提出了抑制干擾的方法。

Such compositions and methods employ protease inhibitors and a lung surfactant mixture.

這樣的組合物及方法應(yīng)用蛋白酶抑制劑和一種肺表面活性物質(zhì)混合物。

Nonionic surfactant, cation surfactant, antiseptic inartificial spicery . and metal corrosion inhibitor.

陽(yáng)離子表面活性劑，非離子表面活性劑，殺菌劑，天然香料和金屬緩蝕劑等。

These molecular sieves are formed by a mechanism in which surfactant liquid crystal phases are believed to serve as templates.

無(wú)機(jī)前驅(qū)體，在表面活性劑溶液形成的液晶結(jié)構(gòu)為模板進(jìn)行自組裝。

This research indicated that azacrown ether was the preferred parent for complexation surfactant of crown ether and extraction agent.

研究結(jié)果表明氮雜冠醚適合作為絡(luò)合型雜冠醚表面活性劑和萃取劑的首選絡(luò)合母體。

The compound surfactant has good compatibility with injected and simulated water and no precipitate is produced.

復(fù)和驅(qū)油劑與模擬地層水、注入水配伍性好，不產(chǎn)生沉淀。

The reduction of the surfactant concentration in the dispersions improves the cohesive strength of adhesives made with the dispersions.

分散體中表面活性劑濃度的降低改善了用所述分散體制備的粘合劑的內(nèi)聚強(qiáng)度。

For the higher polymer concentration solution, approached the maximum viscosity required more amount of surfactant.

聚合物質(zhì)量分?jǐn)?shù)越高，達(dá)到最大黏度值所需的表面活性劑的量也越大。

This paper introduces the property of phosphatic surfactant , methods of synthesis and its application in the refined agents.

介紹了磷酸酯表面活性劑的性質(zhì)、合成方法及其它精練劑中的應(yīng)用。

and the oil phase contains mineral oil, lecithin, propylene glycol, isomannino monooleate and a lipophilic nonionic surfactant.

油相含有礦物油、卵磷脂、丙二醇、異甘露醇單油酸脂和親油性非離子型表面活性劑。

The relative attraction of a surfactant for either water (hydrophilic) or oil (lipophilic).

表面活性劑對(duì)水（親水）或油（親油）的相對(duì)吸引力。

The interfacial tension of the alkali ASP system descended with the alkali and surfactant density increasing, and decreased with time.

弱堿三元復(fù)合體系界面張力隨堿和表面活性劑增加而降低，隨時(shí)間延長(zhǎng)而下降。

The main composition of reactive ink for digital jet printing, and function of surfactant and bactericide were introduced.

介紹了數(shù)碼印花活性墨水的主要組成，以及各組分，如表面活性劑、殺菌劑等作用。

The results showed that loading a certain amount of surfactant to the medium could significantly increase the production of lipase.

結(jié)果表明：培養(yǎng)基中適當(dāng)加入一定量的表面活性劑能顯著提高脂肪酶的產(chǎn)量；