脫烷基化 的英文怎麼說

中文拼音 [tuōwánjīhuà]
脫烷基化 英文
dealkylation
  • 脫 : Ⅰ動詞1 （脫落） cast; shed; drop; fall off 2 （取下; 除去） take off; strip; cast off 3 （脫離） ...
  • 烷 : 名詞[化學] （有機化合物的一類） alkane
  1. Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid, with the help of clay minerals catalytic effect, which comes from bacteria, seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions

    長鏈烷基苯主要是細菌、藻類和高等植物類脂化合物中脂肪酸在粘土礦物催化下發生環化脫羧再芳構化或單環芳烴與脂肪酸烷基化反應形成的產物。
  2. Synthesis and industrial production of five hydrogenolysis - debenzylation compounds from hexabenzylhexaazaisowurtzitane

    六芐基六氮雜異伍茲烷五種氫解脫芐化合物的合成及工業制備
  3. Prepar1ng po1 ypropy1ene / montmori l lon 1 te nanocomposi tes ( pcn ). ma1 ei c anhydride ( mah ) / styrene ( st ) was app1 ied to graft wi th pp and montfnori 1lo - nite was interca1ated by ppalg - - mah / st in the same t1me. effects of intercalat ion agent htab on the basal spaci ng ( d., . )

    首先考察了插層劑對蒙脫土片層間距的影響，小角x -衍射表明在插層劑十六烷基三甲基溴化銨（ htab ）的作用下，無機土片層間距最大可被撐至4 . 0nm ，並且d _ （ 001 ）值與插層劑的濃度大小有密切的關系。
  4. Polybenzoxazine / vermiculite hybrid nanocomposites were prepared from two kinds of polybenzoxazine precursors and two kinds of organically modified - vermiculite minerals and expanded - vermiculite which were consisted of vermiculite, hydrobiotite and phlogopite. after treatment of vermiculite minerals by hexadecyl trimethylam monium bromide ( ctab ), the d001 of vermiculite layers of vermiculite mineral increased from 1. 43nm to 2. 67nm and developed a d002 = 1. 34nm

    本文分析了蛭石精礦和膨脹蛭石的組成和結構，用十六烷基三甲基溴化銨（ ctab ）進行了有機化處理，再通過熔融或溶液混合插層苯並嗯嗪樹脂（ ben ）制備了ben插層蛭石納米復合材料，並採用蒙脫土進行了對照實驗。
  5. The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1

    為了改善和優化聚醚碸超濾膜（單浴法）在血液過濾實際應用中的性能，本論文以j . a . van ' thof等提出的雙凝固浴法為基礎，以聚醚碸（ pes ）為主要成膜材料，以二甲基亞碸為溶劑，並添加一定分子量的致孔劑（ pvp ，聚乙烯吡咯烷酮）以及一定分子量的添加劑（ peg ，聚乙二醇）按照一定配比在一定溫度下製成透明均一的鑄膜液，靜置脫泡后在一定的工藝條件下製成聚醚碸平板膜和中空纖維膜，然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。
  6. Study on the optical properties of transparent epoxy / clay nanocomposites a new type transparent epoxy based nanocomposites has been prepared by the reaction of alkylammonium exchanged montmorillonite ( amt ) with diglycidyl ether of bisphenol a ( dgeba ) and triethylamine as the curing agent. the morphology of amt in the epoxy matrix was characterized with x - ray diffraction ( xrd ), scanning electron microscopy ( sem ) and transmission electron microscopy ( tem )

    光學透明環氧樹脂粘土納米復合材料光學性能採用十八烷基伯胺鹽、十六烷基三甲基溴化胺處理na基蒙脫土製備出兩種不同的有機土，以三乙胺為固化劑，有機土與雙酚a型環氧樹脂熔融插層聚合后制備出剝離型和插層型兩種結構的環氧樹脂粘土納米復合材料。
  7. In the thesis, organic - montmorillonite ( org - mmt ) was obtained by an ion - exchange reaction between ca - montmorillonite ( ca - mmt ) and alkylammonium ion, leading to increase the basal spacing of montmorillonite

    本文採用烷基季銨鹽對ca基蒙脫土進行有機化處理，使其成為有機蒙脫土（ org - mmt ） 。
  8. The neutral bio - oi1 can be separated into three fractions : the fraction washed down by cyclohexane ( c1 ) mainly contains aromatics with up to four rings ; the fraction washed down by benzene ( c2 ) mainly contains alkyl - substituted aromatic hydrocarbons and polyphenols ; and the fraction washed down by methanol ( c3 ) mainly contains ester polar components

    中性油層析分離為3個餾分：環己烷洗脫餾分（ c1 ）主要為四環以下純縮合化合物；苯洗脫餾分（ c2 ）主要由單環烷基芳烴和多酚組成；甲醇洗脫餾分（ c3 ）主要是酯類極性化合物。
  9. The absorption is ascribe to physical absorption. silane combines with h of hydroxyl on surface of sericite, the absorption is ascribe to chemical absorption. in silane and stearic acid cooperation modification, c = o absorption peak appears in spectrum and the regional vibration of si - o - si becomes wide, which shows the physical absorption of stearic acid and chemical absorption of silane produce an effect on surface of sericite

    採用紅外光譜對絹雲母改性機理進行分析，結果表明，硬脂酸改性絹雲母吸附強度較弱，容易脫附，以物理吸附為主；硅烷改性絹雲母，與絹雲母表面的羥基形成氫鍵，以化學吸附為主；硅烷與硬脂酸復合改性，其光譜中出現了c = o鍵特徵吸收峰，並且si ? o 、 si ? o ? si振動吸收區變寬表明復合偶聯劑在絹雲母表面既有硬脂酸的物理吸附，又有硅烷的化學吸附。
  10. Catalytic dehydration of n - hydroxylethyl pyrrolidone on reox and mox doped nnanozro2 catalysts

    2催化劑催化羥乙基吡咯烷酮脫水反應研究
  11. In this paper, we make use of hexadesyltrimethyl, an approximate ammonium compounding ( 15 - ch2 - number 17 ), ocatadecylaminechloried as cation exchange agents. the montorillonite is treated with these agents, which results in marked increase in their organophilic properties. the orgnic - montmorillonite has been identified by x - ray diffraction, different thermal analysis and infrared adsorption spectra

    在本文中，我們分別用十六烷基三甲基溴化銨、一種混銨鹽（ 15主鏈- ch2 -數量17 ）和十八烷基氯化銨作為陽離子交換劑，對蒙脫土進行了改性，使之由親水性變成親油性，繼而採用熔融插層方法制備了聚乙烯/蒙脫土復合材料。
  12. Organophilic montmorillonite was obtained by cation exchange on montmorillonite surface, which was modified from hydrophilic to hydrophobic and led to the increase in the basal distance between silicate layers of about 1nm. the intercalation and exfoliation behavior of organophilic montmorillonite in dgeba - montmorillonite system have been investigated by x - ray diffraction and transmission electron microscopy and the properties of nanocomposites were tested

    在環氧樹脂蒙脫土納米復合材料的制備中，用十六烷基三甲基氯化銨通過陽離子交換的方法對蒙脫土進行了有機化處理，使蒙脫土由親水性變成親油性，其層間距也由原來的1 . 2nm擴大到2 . 2nm 。
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