親水基 的英文怎麼說
中文拼音 [qīnshuǐjī]
親水基
英文
hydrophil group-
A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate
對稀溶液中溶質的固/液吸附體系,首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附,也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此,吸附質的表面相濃度cs具有真實濃度的含義,相應地,計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨( dtab )和溴代十六烷基三甲銨( ctab )與羊毛纖維構成的液/固體系分配系數等,為溶質吸附的熱力學研究奠定了基礎Based on market demands and result from study on new hydrophilic octyl and decyl glycerate edible emulsifier ( applications pending ) over past years, a new type of flavor - emulsifiable oily flavor was introduced, and its manufacture principle and formulating were also discussed
摘要根據市場的需求和基於多年對新的親水性辛癸酸甘油酯食用乳化劑(正在申報使用待批準中)的研製結果,推出了一種新型的香精可乳化香精油,並對其制取的原理和工藝、配方進行了研究探討。Adhering to chinese government ' s policy to encourage the development of the environment - protecting and energy - saving products, taxun is focusing on providing customized products and solutions for the customers to achieve the aim of building energy - saving, prevention of indoor air pollution and both indoor and outdoor static and dirt by introducing the japanese famous brand “ kouzuka ” transparent iruv double cut glass coating and co - manufacturing with japanese sketch the indoor environment purification and super water hydrophile self - cleansing products based on the world ' s top ranking photolysis technology
公司積極響應國家大力發展環保節能產品,實現經濟可持續發展的號召,在引進日本著名品牌"好瑞佳"透明隔熱塗劑系列產品的同時,與日本擁有世界頂尖核心技術的思凱奇公司共同生產製造基於光觸媒技術的室內環境凈化和超親水自潔系列產品,致力於為客戶提供建築節能、室內有害氣體治理、室內外防污防靜電整體解決方案的設計和實施。Molecules with both hydrophilic and hydrophobic groups are called amphipathic or amphiphilic.
分子兼有親水的和疏水的兩個基團,叫做兩性的或兩親的。In order to find replacer for metronidazole and drug selection. some diesters or esters of acids containing nitrogen with metronidazole were designed and synthesized, which have difference in water - solubility. metronidazole was reacted with the corresponding amino or imino multi - carboxylic acid compounds in the presence of acetic anhydride or thionyl chloride or dcc. the intermediate of nitrilotriacetic acid with ac
為尋找羥乙基甲硝唑的替代物,分別採用酸酐法酰氯法或dcc法,將氨基羧酸與羥乙基甲硝唑反應,得到5個親水性不同的單酯或二酯,用ms譜確證了次氨基三乙酸與乙酸酐反應的中間物,並對得到的酯的In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film
其內容如下: 1通過合成的丙烯腈?甲基丙烯酸甲酯二元共聚物( p ( an - mma ) ) ,丙烯腈?亞甲基丁二酸二元共聚物( p ( an - ita ) ) ,丙烯腈-甲基丙烯酸甲酯?丙烯磺酸鈉三元共聚物( p ( an - mma - as ) )分別作為基體制備了聚合物基金屬梯度復合膜材料( pmgcf ) ,以分析加入的mma基團和親水性基團對pmgcf沉積層中金屬銅的梯度分佈形態和膜的柔韌性的影響。Main methods and results are as followed : 1 epitope analysis of agonist - binding region of nrla physicochemical properties and antigenicity of two agonist - binding regions of nrla were analyzed through bioinformatics : domain p1 containing 151 amino acid residues preceding the first transmembrane domain of the human nrla, domain p2 with 144 residues following the third transmembrane domain. four parameters including hopp - woods and kyte hydrophilicityjanin accessibility, karplus - schulz flexibility, and welling antigenicity were used to determine the antigenic sites, and prosite programme and chou - fasman method were employed to analyze their related sequence motif and the secondary structures
用goldkey軟體分別選取公認的hopp等與kyte等親水性參數、 jain表面可及性參數、 karplus - schulz主鏈柔韌性參數及welling抗原性參數對p1 、 p2兩個多肽片段進行參數分析。並採用通用的prosite程序與chou - fasman方法比較分析p1 、 p2多肽片段的氨基酸位點與二級結構特徵。綜合判定兩個多肽片段的抗原性及其位點,結果認為p2抗原性強于p1 。The ability of counterion so42 - to improve fc16ab monolayer ' s compressibility is poorer than cl -. with the technology of lb film, the monomolecular film of fc16ab was deposited on to quartz and caf2 with hydrophilic surfaces on ultrapure water subphase, y - type lb film of transfer ratio approaching to 1 is obtained. the lb film is demonstrated with uv - vis, ft - ir spectra
利用lb膜技術將不同亞相上的fc _ ( 16 ) ab單分子膜沉積到具有親水表面的石英基片和caf _ 2基片上,得到轉移比接近1的y -型lb膜,並用uv - vis 、 ft - ir光譜lb膜進行了表徵。These changes were relevant to the concentration, the hydrophilic or hydrophobic nature and the length of arm spacers of crosslinker
親水性edc對psll的蛋白質中tyr和trp殘基所處微環境的影響較小;而親脂性dcc 、 hmdiIn this paper, the relationship between cyanide - resistant respiration and expression of alternative oxidase ( aox ) using polyantibodies prepared by synthetic polypeptide in mung bean seedling, as well as the effects of vernalization on cyanide - resistant respiration and expression of aox in winter wheat were studied respectively. in the first part, twelve peptides, including eight conservative amino acid residues in the amino acid sequence of hydrophilic s helix of aox. were synthesized by solid - phase method
第一部分,我們按照交替氧化酶( alternativeoxidase , aox )位於線粒體內膜外側親水區s螺旋的氨基酸序列,用固相法合成由12個氨基酸殘基組成的多肽,將此多肽與-牛胰凝乳蛋白酶原a相連,用作半抗原,免疫家兔制備人工合成12肽的抗體。On the base of analyzing and comparing merits and drawbacks of the available matrices for eba, the author put forward his study idea, which adopted the composite of regenerated cellulose and superfine tio2, respectively as reactive matrix and densifier, to prepare a spherical hydrophilic matrix for eba
在分析和比較已有擴張床基質優缺點的基礎上,作者提出了自己的研究思路,即採取再生纖維素和超細鈦白粉分別作為反應性骨架材料和增重劑,復合制備出球形親水性擴張床基質。The bsa rejection increases as / decreases. the hydrophilicity of the surface of pvdf hollow - fiber membranes has been greatly improved and the antifouling ability increased obviously
Pvdf基膜表面引入pamps長鏈分子或者pamps凝膠層,親水性大為改善,抗污染能力明顯提高。The self - segregation behavior of amphiphilic copolymer on pdl - la scaffold was investigated via fluorescence - labeling technique. the modified scaffold with hydrophilic surface will not only favor the penetration of cell suspension and culture medium, but also provide the microenvironment for the growth of cells with the peo spacer combining amino acid ( rgd ) structure. according the above result, the cytocompatibility test was also performed on pdl - la 3d scaffold modified by amphiphilic copolymer with alkaline amino acid end
這種親水表面不僅有利於細胞懸液和培養介質的進入,並可以通過peo橋聯的氨基酸( rgd )為細胞在三維多孔支架內的生長提供類細胞外基質環境;根據以上結果,本文對堿性氨基酸為peo鏈端基的兩親共聚物-氨基酸類細胞外基質修飾的聚乳酸三維支架進行了細胞相容性的測試。From the view point of tourist location, tourism resources, market competition situation and tourist image, this paper researches the tourism orientation, and analyzes tourism orientation of the tourist counties bases on the case study on tangkou county in anhui province and reveals that tangkou county will become the base of the key living and service and the main tourist area
摘要從旅遊地的區位條件、資源狀況、市場條件和旅遊地形象等角度對旅遊地發展定位進行研究,並以黃山市湯口鎮為例進行旅遊城鎮發展定位分析,提出湯口鎮應成為黃山風景區和徽文化旅遊帶的主要生活服務基地和旅遊接待基地,同時大打「親水牌」 ,加強本地水景資源的深度開發,成為黃山風景區景點的延伸和補充。Study the degradation properties of scaffolds, and ethanol disinfection effects on its physical properties. modify the material surface function and improve the hydrophilic ability. construct cytokine control - release system in foamy scaffolds that sustained release growth factors
針對支架進行基本降解性能研究,考察plga支架在醫用酒精消毒過程中物理形態改變;在此基礎上對支架內部進行改性並構建細胞因子控制釋放系統,優化材料表面特性、改善支架的親水性並穩定釋放細胞因子。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為親水基團。Photoluminescence characteristics of four hemicyanine derivatives with similar molecular compositions but different donor - acceptor groups in langmuir - blodgett ( lb ) films have been studied by steady state and time - resolved fluorescence spectroscopies. the study mainly include the aggregation behavior of hemicyanine derivatives in lb films, the influence of the donor - acceptor on the excited level and excited lifetime of the hemicyenine derivatives
通過改變半花菁的親水基團與疏水基團而得到了四種半花菁衍生物,利用穩態和時間分辨熒光研究了不同親水基團與疏水基團對半花菁衍生物光學特性的影響.主要包括半花菁衍生物在lb膜中的聚集特性,親水基團與疏水基團對半花菁衍生物激發態壽命的影響等A hydrophilic - group mixing agent, it has the better abilities of cleaning and self foaming force, especially fits for foaming machine, unique paint emulsifier can make your car brighter and brighter, without any side effect for object or human body, directly add it into car foaming machine and attain cleaning effect according to daily operation
本品是親水基型復配劑,不但有更好的清洗力,並具有特強的自發泡力,最適合洗車發泡機使用,獨配的汽車漆面乳化劑,更能使您的座架越洗越光亮,對金屬漆面,任何物體或人體無任何副作用,直接加入汽車發泡機內,按日常的操作就能達到清洗效果。It is the especial congregate structure of polymer matrix that is necessary for the forming of three - dimensional interpenetrate network between the polymer and copper. the mma unites lead to the advantage of improving fiexibity of the film, destroying the formal arrangement of macromolecule chain in polymer and decreasing the degree of crystallization. the ita unites help the solvolyzed copper ion transfer in the film and benefite the forming and establishment of the networks of polymer matrix
聚合物基體特殊的聚集態結構是互穿立體網路形成的必要條件,皿m的加入有利於破壞丙烯睹大分子鏈的規整性,使結晶度降低,提高聚合物的柔韌性,含親水基團的單體( ita 、 as )存在有利於降低離子遷移的界面能,提供溶劑化銅離子遷移的途徑以及聚合物基體網路結構的形成和穩定。Silylate - terminated polyurethanes with built - in hydrophilic sites were synthesized. when the polymer is dispersed in water, the silane alkoxy end - groups of the polymer undergo hydrolysis, followed by condensation to form a stable cross - linked aqueous dispersion. tem studies indicated that with more incorporation of hydrophilic sites, the particle size of the dispersion decreased. it was also found that the film property depended on the particle size when the crosslinking density in particels was much higher. the average molecular weight of the elastically effective network chain mc measured by swelling experiments shows fairly good agreement with the theoretical value of mc. it was also found that the cross - linking density of the casting film may increase during the film formation and drying process
將硅氧烷封端的含親水基團的線性聚氨酯預聚體分散於水中,獲得穩定的聚氨酯分散體.由於硅氧基團水解、縮合,在分散體粒子內產生擴鏈交聯反應,生成了交聯水基聚氨酯分散體.透射電子顯微鏡研究表明分散體粒徑小、分佈寬.掃描電子顯微鏡研究了成膜結構及成膜性能與粒徑的關系.溶脹實驗計算獲得的兩交聯點之間的平均分子量與理論平均分子量相符.研究還發現此分散體膜在乾燥過程中可進一步交聯.膜的水溶脹及機械性能表明,此分散體具有極大的工業應用價值分享友人