溶劑聚合膜 的英文怎麼說
中文拼音 [róngjìjùgěmó]
溶劑聚合膜
英文
solvent polymeric membrane- 溶 : 動詞(溶化; 溶解) dissolve
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 膜 : 名詞1. [生物學] (像薄皮的組織) membrane 2. (像膜的薄皮) film; thin coating
- 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
- 聚合 : 1 (聚集到一起) get together2 [化學] (單體結合成高分子化合物) polymerization; polymerize 3 [生...
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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。Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid , methylacrylic acid , esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water , anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料,在引發劑的存在下,以水或醇作溶劑進行聚合,加入苯乙烯、醋酸乙烯等改性,合成了3種不同的水溶性丙烯酸改性樹脂,並對其性能進行了測定.結果表明:這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品Pdmaema can be cross - linked by quaternization to develop a positively charged dense network structure. according this mechanism, pdmaema / psf positively charged nanofiltration membrane was developed by interfacial polymerization using psf plate macrofiltration membrane as support layer, pre - polymer of pdmaema water solution as coating solution, p - xylylene dichloride / heptane as cross - linking agent
根據這一機理,以psf平板微孔膜為基膜, pdmaema預聚物水溶液為塗層液,以對二氯芐正庚烷溶液為交聯劑,採用界面聚合法制備了pdmaema psf荷正電復合納濾膜。It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. good character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film
聚乙烯醇是一種水溶性高分子聚合物,它具有化學性能穩定溶解性能良好粘著力大等優點,可用作聚合反應的乳化劑和分散劑,同時可取代澱粉等作為膠粘劑,廣泛應用於紡織造紙建築材料包裝玻璃醫藥等行業,在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面,日益顯示出其良好的使用性能。It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. sound character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film
聚乙烯醇pva是一種水溶性高分子聚合物,它具有化學性能穩定溶解性能良好粘著力大等優點,可用作聚合反應的乳化劑和分散劑,同時可取代澱粉等作為膠粘劑,廣泛應用於紡織造紙建築材料包裝玻璃醫藥等行業,在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面,日益顯示出其良好的使用性能。In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied
本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質,採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜,通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜,分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化,研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。Using water - soluble carbodiimide as condensation agent, biomacromolecules such as gelatin, collagen and chitosan were covalently grafted on the plla - g - pmaa membranes. solution of the biomacromolecules was further coated on the above membranes to increase the surface density of the biomacromolecules. this technology was designated " grafting and coating " method
為了將生物大分子化學接枝于plla膜表面,首先在plla膜表面接枝pmaa ,將羧基引入plla表面,利用水溶性碳化二亞胺edac作為縮合劑,與含有氨基的生物大分子反應,可將生物大分子如明膠、膠原和殼聚糖化學接枝在plla膜表面。The substitution of pervaporation for traditional separation in organic mixtures is of energy - saving and environment - protecting significance. in this paper, pervaporation of two kinds of organic mixtures is investigated : one is using ca membrane and ca - eva ( ethylene - co - ethylene acetate ) composite membrane for methanol removal from mtbe ( methyl t - butyl ether ), focused on the influence of casting solvent mixtures ; the other is utilizing proper membrane stuff and additive to separate p - xylene from m - xylene
本文對兩類有機有機混合體系進行了滲透汽化膜過程的研究,其一為醋酸纖維素( ca )膜及ca -乙烯醋酸乙烯共聚物( eva )復合膜用於甲基特丁基醚( mtbe )中少量甲醇( 5 meoh )的脫除,探討鑄膜混合溶劑及后處理技術對膜分離性能的影響。其二為運用適當的膜材料及添加劑去除間二甲苯( mx )中的少量對二甲苯( 10 px ) 。From sem of the polymer, we can found that, the polymer containing no dbp made by solvent of nmp had more and large pores than solvent of dmac, so it had larger liquid uptake and higher ionic conductivity
從sem測試圖上也可以看出,不含dbp時,溶劑為nmp條件下制備的聚合物膜孔徑比溶劑為dmac時大,孔隙多,吸液率大,離子電導率高。Solvents of dmac and nmp were used to prepare polymer electrolyte membrane, when the ratio of dbp and solvent was 20 %, both of the ionic conductivity can arrive at 10 - 3 s ? cm - 1, and the ionic conductivity of polymer made by nmp was 35 % higher than by dmac
分別用溶劑dmac及nmp制備了聚合物電解質膜,在增塑劑與溶劑體積比為20 %時,聚合物膜的離子電導率均能達到10 - 3s ? cm - 1 ,且以nmp為溶劑的聚合物膜的電導率比以dmac為溶劑的電導率高出大約35 % 。The liquid uptake of polymer electrolyte membrane first increase, then remaining the same as the increasing of ratio of solvents. mechanism capability and ionic conductivity fist increase then decrease during the process, but it changed not much in total. through the test of sem it can be found that the structure of membrane changed little during the process
在增塑劑含量及聚合物基質含量一定的條件下,隨溶劑含量的增大,聚合物膜的吸液率先增大后基本保持不變,機械強度及離子電導率則先增大后減小,通過sem測試可知,膜的表面形貌無明顯變化。Design, synthesis and application of highly selective neutral carriers are main research subjects in the ion selective electrode studies
溶劑聚合膜( spm )離子選擇性電極載體的設計、合成和應用是離子選擇性電極研究的一個重要方向。At the same time, alumina polymeric sols were prepared by using al ( o - sec - bu ) 3 as precusor and sec - buoh as solvent. then compact alumina films were fabricated by electrophoretic deposition
以異丁醇鋁為前驅物、異丁醇為溶劑制備了氧化鋁聚合溶膠,進而採用電泳沉積工藝制備了緻密氧化鋁膜。The content of styrene was found to be dependent on the investigated grafting conditions, of which the dose rate and monomer concentration were the major conditions, and the dependence of the initial rate of grafting on the dose rate and the monomer concentration was found to be of 0. 4286 and 1. 1662 orders, respectively. the results indicate that the grafting reaction is competitive and the copolymerization and the graft - copolymerization are existing at the same time. the grafting proceeds by the so - called front mechanism in which the grafting starts at the surface of the films and moves toward the middle of the film by successive diffusion of the styrene through the grafted layers
我們對輻射接枝反應中的各個因素如:單體濃度、輻射劑量率、輻射劑量以及反應時間進行了研究分析,結果表明:單體濃度和劑量率是反應的兩個主要影響因素,它們對反應速率的影響指數分別為1 . 1662和0 . 4269 ;反應的動力學方程為: rg k [ d ] ~ ( 0 . 4269 ) [ m ] ~ ( 1 . 1662 ) ;認為接枝反應是一競爭反應,單體的均聚反應和在聚合物上的接枝反應同時存在,單體濃度的高低決定著競爭反應的方向;輻射接枝反應是從聚合物表面開始的,隨著溶劑的溶脹和單體的擴散最後在整個膜體中形成接枝產物。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究This article is about the polymer separator full of holes, we research the performance of the separator, including making two kinds separters that produce wth complete different methods : spreading the separator, pvdf as the basic material, dbp as the plasticizing agent, nm sio2 as the inorganic addition and acetone as the solvent, and make separator on the special machine ; dipping in the separator so that intensify the seprater, its dip liquor is as the liqure as the spreading separator, and dip the base material pp / pe / pp into the liquor for more than 2 hours
本文對多孔聚合物電解質隔膜進行了綜合研究。以聚偏氟乙烯( pvdf )為基體,鄰苯二甲酸二丁酯( dbp )為增塑劑,納米sio2為無機添加劑,丙酮為溶劑,在流延機上塗布得到了聚合物電解質隔膜。以流延法制備隔膜的漿料為處理液,將基體材料pp / pe / pp浸泡在處理液中2h以上,制備出強化電解質隔膜。The determination of the cloud point of pu - sio2, pes - sio2 suspensions was obtained by titration. the results showed that the addition of si02 with a high specific surface made polymer chains adsorbed at the surface, influenced the phase behavior of suspensions, shifted the bimodal to lower nonsolvent concentrations, and the water tolerance became bad
實驗證明,具有高比表面積、多孔性的sio _ 2對pu 、 pes鑄膜液的相行為有較大影響,隨著sio _ 2加入,雙節線向聚合物-溶劑軸移動,均相區變小,分相區變大,分相時需要非溶劑的量變小,鑄膜液的耐水性變差。( 1 ) two edt monomer synthetic paths have been investigated. ( 2 ) using the method of depositing the pedt film on the glass base, the affect of processing and environmental conditions - - such as the polymerizing temperature, the state of the polymer material, the polymerization correctives, the drying temperature, and the amount of the solution etc. - - to the pedt material ' s electroconductivity has also been examined in this paper
主要研究內容包括: ( 1 ) edt單體合成路線的兩種方案,以及具體的制備過程; ( 2 )在玻璃基片上淀積pedt膜層,研究了聚合溫度、聚合物狀態、聚合改良劑、烘乾溫度、溶劑含量等工藝及環境條件對pedt材料電導率和成膜速度的影響。The effect of solvent nonsolvent pair on the structure and properties of the polyethersulfone membranes
非溶劑組合對聚醚碸分離膜結構與性能的影響At last, we studied the role of impurities in oel. the solvent used in different thin film conformation of non - conjugated oligmer, ( alq oligmer ) could influence the luminescent characteristic of pleds
( 1 )非共軛聚合物,喹啉鋁寡聚物因溶劑不同而導致成膜特性改變,從而影響器件發光特性。分享友人