磺酰胺基 的英文怎麼說
中文拼音 [huángànjī]
磺酰胺基
英文
sulfamido-
Foodstuffs - determination of acesulfame - k, aspartame and saccharin - high performance liquid chromatographic method
食品.醋氨基磺酸鹽k糖精和鄰磺酰苯甲酰亞胺的測定.高效液相色譜分析法Synthesis of tributyl citrate catalyzed by solid superacid s2o82 - tio2 - zro
芳基對甲苯磺酰胺的合成The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。Study on the synthesis process of methyl sulfonamide
甲基磺酰胺合成工藝研究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。Abstract : the mixed salts of diethanolamine and sodium of lauramidoethylene sulfosuccinate is prepared to modify the products with the mixture of the diethanolamine and hydrogen sulfite of sodium as sulphonating agent. the transparency problem of the product is solved. the result of investigation illustrates the major physocochemical properities of the products after the modifying are basically corresponding to the one before the modifying, and the products have a strong containing salt ability, it is fit to compound the products of the high salt content
文摘:採用亞硫酸氫鈉與二乙醇胺的混合物作磺化劑,對琥珀酸月桂酰胺基乙酯磺酸鈉進行改性,制得了鈉與二乙醇胺的混合鹽,改善了產品的透明度.性能分析表明:改性前後其主要表面物理性能基本相當,且改性后該產品具有較強的抗鹽能力,適用於含鹽量較高的製品Our main products include diboron esters for suzuki - miyaura coupling ; chiral sulfinamides for chiral amine synthesis and chiral auxiliaries for enantiomerically pure, - amino acid synthesis. we also provide pharmaceutical and biotech companies with interesting boronic esters acids, enantiomerically pure amino acids as building blocks in lead generation and lead optimization during drug discovery
公司主要產品包括,用於suzuki - miyaura偶聯反應的二硼酸酯用於手性胺合成的手性亞磺酰胺和用於氨基酸純對映異構體合成的手性助劑等。For this purpose, 2, 5 - diaminobenzene sulphonic acid ( dabsa ) [ c6h3 ( nh2 ) 2so3h ] can be selected as one monomer of ip reaction. the other monomer can be trimesoyl chloride ( tmc ) [ c6h3 ( coc1 ) 3 ]. in order to introduce the cationic group into membrane, 4 - ( chloromethyl ) benzoyl chloride ( cmbc ) [ ch2c1c6h4 ( coc1 ) ] could be added into organic phase ( tmc ) and used for chemical modification after ip process based on the reaction between 4 - ( chloromethyl ) benzoyl chloride and trimethylamine ( tma )
為了引入陽離子交換基團,本文採用2 , 5 -二胺基苯磺酸作為界面聚合的無機相單體;為了引入陰離子交換基團,在均苯三甲酰氯有機相單體中加入一定量的4 -氯甲基苯酰氯,並考慮在無機相中加入適量的聚乙烯亞胺( pei )以增加其正荷電性。Secondly, the grafted membranes were prepared by grafting 2 - acrylamido - 2 - methyl propane sulfonic acid ( amps ) on pretreated membranes using cetric ammonium nitrate ( can ) as an initiator in the aqueous medium. the surface compositions of the grafted membranes were determined by fourier transform adsorption spectrum ( ftir ) and x - ray photoelectron spectroscopy ( xps ). and the morphology of the grafted membranes was studied by scanning electron microscopy ( sem ) and atomic force microscopy ( afm )
然後,選用硝酸鈰銨作為引發劑, 2 -丙烯酰胺- 2 -甲基丙磺酸( amps )為接枝單體,在水溶液體系中進行接枝共聚反應制備pvdf ? g ? amps中空纖維膜,並利用傅立葉紅外光譜( ftir ) 、 x光電子能譜( xps ) 、掃描電子顯微鏡( sem )及原子力顯微鏡( afm )等檢測手段證實了接枝共聚物的存在。Water treatment chemicals acrylic acid - 2 - acrylamido - 2 - methyl - propane - sulfomic acid copolymers
水處理劑.丙烯酸- 2 -甲基- 2 -丙烯酰胺基丙磺酸類共聚物The grafted membranes were capable of rejecting an anionic dyestuff. in common with other polyelectrolytes, the conformation of grafted ampsa polymeric chains is sensitive to environmental factors such as ph and ionic strength ( i )
聚丙烯酰胺基甲基丙磺酸為高分子電解質,接枝在膜表面后高分子鏈與溶質分子相互作用,可使接枝鏈構象發生變化,從而改變膜孔徑的大小,使膜具有環境響應。Study on method of extracting lead through emulsion liquid membrane taking dodecylbenzene - sulfonamido quinoline as a carrier
十二烷基苯磺酰胺喹啉作載體的液膜法提取水中鉛的研究The sulfomethylated copolymer can increase the fluidity of cement paste 20 %, and it has longer time retarding performance. the influence of the molecular weight of copolymer and the proportion of monomers on the property of sulfomethylated copolymer has been discussed
通過對酰胺基團的磺甲基化改性得到初始流動度提高了20的改性產物,且改性產物具有較長時間的緩凝性。Standard test method for mercaptobenzothiazole sulfenamide assay by reduction titration
用還原滴定法對硫基苯並噻唑亞磺酰胺鑒定的標準試驗方法Standard test method for rubber compounding materials : 2 - benzothiazyl sulfenamide accelerators - insolubles
橡膠合成材料2 -苯並噻唑基亞磺酰胺催速劑的標準試驗方法.不溶解性分享友人