烷硫基 的英文怎麼說
中文拼音 [wánliújī]
烷硫基
英文
alkyl-sulphide radical-
Dithiocyanomethane is an efficient, broad - spectrum germicide and algaecide, displaying strong exterminating effects against germs, fungus and algae existing in circulating water. it maintains long - term effects and is applicable to broad ph value and temperature ranges
二硫氰基甲烷是一種高效廣譜的殺菌滅藻劑,對于循環水中存在的主要細菌真菌和藻類都具有高效的殺滅效果,而且藥效維持時間長,適應的ph值和溫度范圍較寬。Synthesis of coupling agents of benzoyl thiourea silanes
酰基硫脲類硅烷偶聯劑的合成The most important chemistry of dithianes, however, lies in their ability to act as a masked carbonyl group.
然而二硫雜環已烷的最重要的性質是它作為一個被掩蔽的羰基。A new convenient synthesis of a series of polyfluoroalkyl substituted cyclopropane derivatives was achieved by the reaction of polyfluoroalkyl iodides with diethyl allylmalonate in the presence of sodium dithionite in 45 % ~ 55 % yields
摘要以連二亞硫酸鈉為引發劑,烯丙基丙二酸二乙酯與多氟烷基碘代烷在溫和條件下反應,方便地得到一系列多氟烷基取代的環丙烷衍生物,產率45 % ~ 55 % 。Zhang y, xie q, guo y, et al., a study on adsorption of electrogenerated cystine precipitate onto au electrode using electrochemical quartz crystal impedance system. chinese chem. lett., 1999, 10, 1057
張友玉,謝青季,袁玉等.溶菌酶在裸金電極和巰基乙酸或正十二硫烷基醇修飾金電極上的吸附.應用化學, 2002 , 19 , 4Surface active agents - determination of the 1, 4 - dioxane content in alkyl - ethoxy - sulfate products by glc head space procedure
表面活性劑.用glc液上分析法測定烷基乙氧硫製品中1 , 4 -二惡烷含量Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride
常州濤峰化工有限公司座落在江蘇國際塑化城,是常州市夏溪助劑有限公司和句容市龍濤試劑廠生產的產品的銷售窗口,主要經營產品:甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface
用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界膠束濃度值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。The results also show liaohe oil aloes turn heavier fr om low sulphur middle - paraphin base to low sulphur naphthene middle base
分析結果同時也證明,遼河原油確實在變重,由低硫中間-石蠟基向低硫環烷-中間基方向發展。The nitrosation of cyclohexanecarboxylic acid ( cca ) with nitrosyl sulfuric acid is an important industrial process to produce - caprolactam
摘要由環己烷羧酸與亞硝基硫酸的亞硝化反應制取己內酰胺是一個重要的工業反應過程。The experiments showed that there also existed a parallel reaction between cca and so3 as well as an intercrossing reaction between caprolactam and nitrosyl sulfuric acid, except for the nitrosation of cca
實驗證實了該過程伴有環己烷羧酸與三氧化硫作用的平行副反應以及己內酰胺與亞硝基硫酸作用的串聯副反應,由此提出了亞硝化過程的反應動力學模型。Effect of pyrrolidine dithiocarbamate on proliferation of human pterygium fibroblasts
抑制劑吡咯烷二硫氨基甲酸對人翼狀胬肉成纖維細胞增殖的影響Standard test method for sulfonic and sulfuric acids in alkylbenzene sulfonic acids
烷基苯磺酸中磺酸和硫酸含量的測定Synthesis of n - aroyl - n - carboxyalkyl substituted thiourea derivatives
羧基烷基硫脲衍生物的合成A higher surface coverage and a lower film capacitance were obtained with a subsequent modification with alkanethiol, indicating a significant improvement in the quality of the films
用烷基硫醇進一步修飾席夫堿自組裝膜后,表面覆蓋度明顯增加,而膜電容顯著降低,說明膜質量得到了改善。Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油基表面活性劑中陰離子表面活性劑(醇硫酸鹽, -磺酸鹽、酰基氰胺、油酸甲酯磺酸鹽等) ,非離子表面活性劑( apg 、脂肪醇聚氧乙烯烷基醚、烷基聚氧乙烯烷基羥基醚等)的技術進展及今後發展趨勢。Methods for chemical analysis of arsenic - the dithio - diantipyrylmethane photometric method for the determination of bismuth content
砷化學分析方法二硫代二安替吡啉基甲烷光度法測定鉍量The effect of the catalysts, e. g., concd. sulfuric acid, p - toluenesulfonic acid, dodecylbenzenesul - fonic acid on the esterification of starch was studied with cassava starch as the raw material, acetic anhydride as the esterifying agent and acetic acid as the dispersion medium
摘要以木薯澱粉為原料,用醋酸酐為酯化劑,以乙酸為分散遞質,探索了以濃硫酸、對甲基苯磺酸、十二烷基苯磺酸為催化劑對澱粉醋酯化反應的影響。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明,二硫化碳在電池的循環過程中參與了sei膜的形成, sei膜的組成物質中主要是c 、 o 、 f三種元素,加入二硫化碳后, s元素也成為主要組分, sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。Synthesis of 5 - cyano - 4 - amino - 6 - methylthio - 2 - alkylthiopyrimidine compounds and their biological activities
烷硫基嘧啶化合物的合成與生物活性分享友人