聯苯甲酸 的英文怎麼說
中文拼音 [liánběnjiǎsuān]
聯苯甲酸
英文
bibenzoic acid-
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。3, 3 ' - dimethylbenzidinium dichloride
3 3 '鄰聯甲苯胺二鹽酸鹽Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。The main results of this work are summarized as follows : 1. for the first time, biomimetic bulk acoustic wave ( baw ) sensors based on the molecularly imprinted polymers ( mips ) were fabricated and applied to the determination of phenobarbital and pyrimethamine in organic and aqueous solution, respectively
採用非共價印跡技術以-甲基丙烯酸為功能性單體、乙二醇二甲基丙烯酸酯為交聯劑首次制備了液相分子印跡體聲波仿生傳感器,並分別在有機相和水相中測定了藥物苯巴比妥和乙胺嘧啶。Blood. determination of cholinesterase activity. spectrophotometric method - acetylthiocholine and dithio - bis - nitrobenzoic acid method
全血膽堿酯酶活性的分光光度測定方法.硫代乙酰膽堿-聯硫代雙硝基苯甲酸法Blood - determination of cholinesterase activity - spectrophotometric method - acetylthiocholine and dithio - bis - ( nitrobenzoic acid ) method
全血膽堿酯酶活性的分光光度測定方法硫代乙酰膽堿-聯硫代雙硝基苯甲酸法We selected styrene as monomer, diethylene glycol dimethacrylate as cross - linking agent. the copolymerization technique was used in preparing the probe. the ph fluorescent indicator was immobilized in the probe as the sensitive element
我們選擇苯乙烯為聚合單體,雙甲基丙烯酸一縮二乙二醇酯為交聯劑,採用交聯共聚技術制備氨多孔塑料傳感探頭,並將ph熒光指示劑固定於共聚體中作為氨的敏感元素。In the second part, we studied the plastic porous probe for ammonia measurement, which was made by methyl methylacrylate. we selected methyl methylacryte ( mma ) as the monomer, diethylene glycol dimethacrylate ( dgdm ) as cross - linking agent and toluene as the inert solvent. the probe was prepared by a copolymerization technique
第二部分為以甲基丙烯酸甲酯為單體的多孔塑料光纖傳感探頭的研究,在這一部分里,我們以甲基丙烯酸甲酯為單體,雙甲基丙烯酸一縮二乙二醇酯為交聯劑,以甲苯為致孔劑,採用交聯共聚技術制備氨多孔塑料光纖傳感探頭,並將ph熒光指示劑藻紅固定於共聚體中。The determination of micro nitrite in water by means of potassium iodide uitraviolet spectrophotometry
鄰甲氧基苯酚偶聯光度法測定水中亞硝酸鈉Synthesis and characterization of nano - crystals molecular hybrid material with 3, 3 ', 5, 5 ' - tetramethylbenzidine and molybdophosphate
四甲基聯苯胺與鉬磷酸納米晶分子雜化材料的合成與表徵Based on the liquid crystal polymer theory, two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group. an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group. mixture was made of the additive and liquid crystalline polymer, which structure was identified by ftit, " ii nmr, dsc and pom
本論文根據液晶分子結構理論,選擇聯苯基作為介晶基元的剛性核、柔性的六亞甲基脂肪鏈為柔性間隔基,與丙烯酸反應,合成了兩種丙烯酸酯型聚合物;以拆分的l ( - ) 2 -辛醇為手性基團合成了一種液晶手性添加劑,並將所合成的手性添加劑與液晶聚合物共混,採用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段對合成的化合物、共混物進行了表徵。Synthesis and characterization of 3, 3 ' - dihydroxy4, 4 ' - biphenyldicarboxylic acid
聯苯二甲酸的合成和表徵Study on the adsorption to p - nitroacetophenone and p - nitrobenzoin acid by resin hypercrosslinked polymeric
超高交聯樹脂吸附對硝基苯乙酮和對硝基苯甲酸的研究Chemical company located in the garden city of hubei avenue traffic developed, hubei is one of the key enterprises, the main production of medicines, pesticides intermediate, the main product b chloride, chlorine b chloride, phenol de mdma, 2, 3 - amounts jiben formaldehyde, 2, 3 - two chlorobenzene formaldehyde, 3, 5 - two regards formaldehyde, the benyi methadone, the benyisuan
仙桃市金聯化工有限公司位於交通發達的湖北仙桃,是湖北省重點企業之一,主要生產各種醫藥、農藥中間體,主要產品乙酰氯、氯乙酰氯、對芐氧基苯酚、 2 , 3 -二甲基苯甲醛、 2 , 3 -二氯苯甲醛、 3 , 5 -二羥基苯甲醛、聯苯乙酮、聯苯乙酸。Using the orthogonal experimental technique, we studied modified pva by formaldehyde, urea and tdi, and analyzed the influence of synthesis condition to its solid content, viscosity, dissolving rate and crosslinking degree
摘要採用正交實驗方法,研究了甲醛、尿素和甲苯二異氰酸酯對聚乙烯醇的疏水改性,並分析了合成條件對其固含量、黏度、溶出率和交聯度的影響。Applications of infrared spectroscopy in the structural study of poly ( ethylene terephthalate ) ( pet ) fibers in recent years have been reviewed. some techniques of sample preparation for infrared measurement have been introduced. characterizations and applications of the structural parameters, such as conformers contents, chain orientation, folded chain contents, and the relationship between these parameters and yarn properties haven been summarized
回顧了近年來紅外光譜在聚對苯二甲酸乙二醇酯( pet )纖維結構研究中的應用,介紹了纖維制樣技術,歸納了構象含量、取向、折疊鏈含量等結構參數的表徵方法及其應用,以及這些結構參數與纖維性能間的聯系。分享友人