憎水 的英文怎麼說

中文拼音 [zēngshuǐ]
憎水 英文
hydrophobic
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  1. The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements

    結果表明:有機硅聚合物-聚丙烯酸酯梯度膜有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酸酯梯度膜具有較好的熱學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。
  2. Technology about hydrophilous and hydrophobe film by light - excite reaction

    利用光激勵反應的親憎水膜技術
  3. When the batteries are treated by hydrophobia of 4 % ptfe concentration, the cycle life and voltage plateau improves. internal resistance increase with the increase of ptfe concentration

    4的ptfe乳液憎水處理提高了電池的循環壽命,但電壓平臺衰退有所加快,憎水處理后內阻隨ptfe乳液濃度的升高而增大。
  4. Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled

    課題研究中,首先採用特殊的改性工藝及外加劑實現對聚苯乙烯顆粒表面的成功改性,使其表面由憎水轉化為完全親,確保與無機材料的復合質量;其次,通過採用優化骨料級配及使用復合纖維等措施解決了保溫材料的輕質與強度的矛盾,使保溫材料在滿足必要的強度的前提下,導熱系數降至最小;並且,課題研究中成功解決了纖維在保溫材料中均勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復合外加劑、合適的膠凝材料及合理的配比等措施確保該保溫材料具有良好的和易性,滿足施工的要求。
  5. It has noncombustible, non - toxic, corrosion resistance, bulk density of small, low thermal conductivity, chemical stability strong, and low moisture absorption rate, hydrophobic good, and many other advantages, is recognized superior insulating properties, thermal insulation, sound - absorbing materials with a wide range of purposes

    它具有不燃、無毒、耐腐蝕、容重小、導熱系數低、化學穩定性強、吸濕率低、憎水性好等諸多優點,是目前公認性能優越的保溫、隔熱、吸音材料,具有十分廣泛的用途。
  6. According to the feature that deformation resulted from water absorption and mildew appear mainly on the rabbet surface of ccf, this paper adopts rsst to spray a special waterproof sealant on rabbet surface of ccf, so that the sealant can get into fiberboard to certain extent by means of capillarity and penetration, blockage the holes between fibers and capillary, cut up passage of water and change the properties of soakage and sorption to water in capillarity and fiber. at the same time, solidified sealant can form a compact waterproof pellicle on rabbet surface so as to prevent water and humidity from fiber ' s expansion and mildewing

    針對吸變形、霉變主要發生在地板企口表面的特徵,採用企口表面全封閉法,在復合強化地板企口表面噴塗特殊的防封閉劑,使其依靠毛細管作用及滲透作用進入板內一定深度,堵塞木纖維之間的空隙及毛細孔通道,截斷分傳遞的渠道,並改變毛細孔壁及纖維的表面性質以不利於的浸潤與吸附,同時其固化后能在企口表面形成一層緻密的憎水薄膜,防止分、濕氣從企口侵入板內引起木纖維膨脹變形、發霉等現象。
  7. The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators

    本文主要進行了以下試驗研究: 1 )在多功能人工氣候室里模擬不同覆冰程度下合成絕緣子的交流閃絡特性,主要分析覆冰量和覆冰電導率對閃絡電壓的影響,並對其覆冰閃絡過程進行機理分析; 2 )在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用下合成絕緣子的交流閃絡特性,主要分析海拔高度(即氣壓)和覆冰量對閃絡電壓的影響,並進行閃絡機理分析; 3 )研究高海拔和覆冰對合成絕緣子憎水性的影響。
  8. With regard to the special environment of high altitude and ice, this paper mainly studies the effect of altitude ( air pressure ), icing states ( ice amount ) and icing water conductivity on the ac flashover characteristic of composite insulators. furthermore, it analyzes the hydrophobicity of composite insulators in these environments

    針對高海拔和覆冰地區特殊的環境,本文重點研究海拔高度(即氣壓) 、覆冰程度及覆冰電導率等對合成絕緣子交流閃絡特性的影響,並且對合成絕緣子在高海拔和覆冰環境下的表面憎水性變化進行分析。
  9. Test method for hydrophobic nature of thermal insulation

    保溫材料憎水性試驗方法
  10. Properties of hydruphobic black rice pigment

    憎水性黑米色素的性能表徵
  11. The epoxy resin modified by polysiloxane have the advantage of both polysiloane and epoxy resin, it have good heat - resistance, moisture - resistance, dielectric properties. to improve the heat - resistance and the strengthening of the composite, nano - sio2 has been add into the reaction system to modify the epoxy resin with polysiloxane

    這種復合基體能有效得利用有機硅樹脂優異的耐熱性、耐候性、電絕緣性、憎水性、阻然性及耐寒性能,同時又具有環氧樹脂良好的粘結性、耐溶劑性及配伍性等優點。
  12. Its molecular structure shows that it acts long carbochain as hydrophobic group and serves carboxyl and hydroxyl group as hydrophilic grouping

    其分子結構特徵為:以長碳鏈烴基為憎水基, ? coom為親基團。
  13. Test method for hydrophobic nature of

    保溫材料憎水性試驗方法
  14. Polycarboxylic acid type waterproofing agent is organic hydrophobic property

    多元羧酸系防劑是有機質憎水性防劑。
  15. The optimized condition is : urease concentration 8 mg l " 1, ph value of subphase 5. 5, association time of ureaes with amphiphiles 2 h, the temperature of subphase 10 ?, sio2 / si substrate with hydrophobic surface

    脲酶濃度8mgl ~ ( - 1 ) ,亞相ph值5 . 5 ,酶與表面單分子膜的締合時間2h ,亞相的溫度10 ,基片表面為憎水性。
  16. Under the optimized condition : p = 20 mnm ", curease = : 8 mgl ", ph = 6. 5, t = 20 ?, stable pure urease langmuir films can be formed at the air / water interface, and it can be transferred successfully onto the hydrophobic surface of sioi / si substrate

    5 , t 20 , w酶能夠在空氣界面形成穩定的langmuir膜;可以將其成功地轉移到具有憎水性表面的sic 。
  17. The ratio f / c decreases with the increase of power, but increases when pressure increase. the power has more marked effect on f / c than that of pressure. contact angle of fluorocarbon films obtained at different of power, pressure and treating time

    最後研究了不同功率、壓力、濺射時間對氟碳膜憎水性能的影響,並測量了氟碳膜的接觸角,發現接觸角隨功率的增加而減小,隨壓力的增加而增大。
  18. 3. experimental conditions for formation of pure urease langmuir films at the air / water interface and the stability of such films have been studied. the transfer ratios of the langmuir films onto the surface of hydrophilic and hydrophobic sicvsi substrates have been determined

    研究了亞相中眠酶在空氣界面形成純腺酶langmuir膜的適宜實驗條件和膜的穩定性;測定了純腺酶langmuir膜轉移到親性和憎水性si0 si基片表面的轉移率。
  19. A lot of indoor and in - suti test to the properties of the chemical grouting material, especially the properties requested by actual engineering has proceeded. active - diluent of furfural - acetone, low poison hardener. surfactant and a series of formula have been selected by experiment. cw series material has low glue degree, time last of it harden can be adjust, surface tension and contact angle of the material is low

    對漿材性能特別是工程實際對漿材要求的性能進行了大量室內、現場試驗測試,選擇性能優良的糠醛?丙酮活性稀釋劑、低毒憎水性固化劑、表面活性劑及系列漿材配比, cw系漿液粘度、固化時間大范圍可調、表面張力及接觸角小、漿材固化及固結強度高,具有優良的浸潤性能和工藝性能。
  20. The hydrophobicity materials on organic water - repellent admixture have been extensively used in tunnel waterproofing engineering in america, australia, japan and west germany since the end of the 1950s

    進入五十年底,美國、加拿大、日本、西德等國在各類防工程中就廣泛的使用了憎水材料的有機質防劑。
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