高溫聚合物 的英文怎麼說
中文拼音 [gāowēnjùgěwù]
高溫聚合物
英文
high-temperature polymer- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 溫 : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
- 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)
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 高溫 : high temperature; elevated temperature; hyperthermia; megatemperature; inferno
- 聚合物 : [化學] polymer; polymerizate; polymeric compound; polymeric substance; polymeride; polymerized su...
- 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 obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements
結果表明:有機硅聚合物-聚丙烯酸酯梯度膜有一個較寬的玻璃化轉變溫區,玻璃化轉變范圍相對組分材料的玻璃化轉變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酸酯梯度膜具有較好的熱學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。It is believed that the exposure of highly reactive surfaces during the wear process along with the high temperatures at asperity contacts act to " polymerize " the fluid, forming a viscous sludge, which inhibits bearing rotation
研究表明,高溫下的金屬表面在磨損過程中會產生粘稠的「聚合物」物質,形成粘稠的油泥,阻礙了軸承旋轉。The product is adopting the numerator that the united states first enter synthesize the craft, the numerator that pass science designs, make epoxy and water polyurethane the combination, form polymers has each other thing of wearing the network construction, and join the functional monomer to it make the product can polymerize in normal temperature ; at 50 degress reporters conditions, the degree will be higher. make water - paint have excellent hardness, luster, chubbiness and attrition resistance, water resistance , ethanol resistance ; make the water - paint with the product has epoxy and polyurethane excellent capability
該產品採用美國最先進的高分子合成工藝,通過科學的分子設計,使環氧樹脂與水性聚氨酯分散體有機地結合,形成具有互穿網路結構的高分子聚合物;並通過功能性單體的引入賦予該產品常溫自交聯功能,在50條件下成膜,交聯度會更高;使漆膜具有極好的硬度、光澤、豐滿度、耐水性及耐磨性,使配置的水性漆兼具聚氨酯及環氧樹脂的優異性能。The product is adopting the numerator that the united states first enter synthesize the craft, the numerator that pass science designs, make epoxy and water polyurethane the combination, form polymers has each other thing of wearing the network construction, and join the functional monomer to it make the product can polymerize in normal temperature ; make coating have excellent hardness, luster, chubbiness and attrition resistance, water resistance , ethanol resistance ; make the water - paint with the product has epoxy and polyurethane excellent capability
該產品採用美國最先進的高分子合成工藝,通過科學的分子設計,使環氧樹脂與水性聚氨酯分散體有機地結合,形成具有互穿網路結構的高分子聚合物;並通過功能性單體的引入賦予該產品常溫自交聯功能,使漆膜具有極好的硬度、光澤、豐滿度、耐水性及耐磨性,使配置的水性漆兼具聚氨酯及環氧樹脂的優異性能。These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure
齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外,還存在著困油、噪聲和氣穴等現象,這些特性和現象直接影響齒輪泵的質量,對斜齒齒輪泵的這些特性和現象的理論研究難度較大,目前大多仍局限於實驗測試研究階段,而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。Organic silicon : silicon oil ( silicon grease, silicon suckling liquid, silicon surfactants ), silane coupling agent ( organic silicon chemistry reagent ), high temperature sulfur rubber, liquid silicon rubber, organic silicon polymer, silicon resin, organic silicon singles, compound etc., organic silicon produce and the related raw material, aid chemical preparation, technique
有機硅:硅油(硅脂、硅乳液、硅表面活性劑) ,硅烷偶聯劑(有機硅化學試劑)高溫硫化橡膠、液體硅橡膠、有機硅聚合物、硅樹脂、有機硅單體、復合物等,有機硅生產相關原料、助劑、技術。In the mean time, i test the separator ’ s performance, including the rate of hole 、 the performance of absorbing electrolyte and the conductance eletrochemical steady range 、 machine intensity test, and then make bettery to test its cycle performance. the test result show that, the spreading separator get better performance, when dbp ’ s percentum reach 50 %, and dry temperature reach 90, after ultraviolet radiation disposal. the test show that, the separator has high conductance reach 6. 1 10 - 3s / cm ( 25 ), and the machine intensity can reach 3. 92 mpa, this separator can meet the need of making bettery, the bettery capability will go down after 30 cycle. and the bettery show worse performance under high temperature, under 70, the bettery will get fire. making the intensified seprator, i find that when dbp % : pvdf % = 40 % : 60 %, dbp % + pvdf % : sio2 % = 70 % : 30 %, the separator get
但用其制備的電池循環30周期后容量發生衰減,並且電池高溫性能差, 70下電池燃燒;強化聚合物膜的最佳制備配比條件為: dbp : pvdf為40mass % : 60mass % , dbp含量與pvdf含量之和與納米sio2含量比值為70mass % : 30mass % ;強化電解質隔膜的室溫離子電導率也可達4 10 - 3s / cm左右,完全能滿足聚合物鋰離子電池的使用需要;機械強度遠遠大於流延法制得的隔膜,達到108 . 84mpa 。Now the ion conductivity of gel polymer electrolyte ( gpe ) can reach the magnitude of 10 - 3s / cm, which can satisfy the practical request. however, it is still lower than that of liquid electrolyte ( 10 - 2 s / cm ), which causes the fall of high rate discharge and low temperature performance of lithium battery
目前凝膠聚合物電解質( gpe )的室溫離子電導率可達10 ~ ( - 3 ) s cm數量級,已經能基本滿足應用的要求,但相比液態電解液的電導率( 10 ~ ( - 2 ) s cm ) , gpe的電導率仍然偏低,使得凝膠聚合物鋰離子電池的高充放電速率和低溫性能都大大的降低。The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc
在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。The utilization of organosilicon which has higher bond energy and lower surface energy to modify the acrylate latex can markedly improve and enhance those properties mentioned above for acrylate polymers, and to date, it has become one of the most important research directions in this field
利用鍵能較高、表面能較低的有機硅組分改性丙烯酸酯乳液,提高丙烯酸酯聚合物的耐高、低溫性及耐水性能,已成為丙烯酸酯乳液改性的重要方法。In the aspect of improving the cracking feature, compatibility and flexibility, the author has done experiments, including strength, modulus of elasticity experiments, and design some experiments similar to the practical structure and circumstance including adhesion strength between fresh mortars and old ones, between mortar and polystyrene board, mortar shrinkage in concrete circle, mortar shrinkage at different strength and different polymer - cement ratio, and temperature deformability at different strength and different polymer - cement ratio on mortars, on different type of formwork and on mortars with different type of formwork
在改善砂漿抗裂性、提高柔韌性和協調變形能力方面,進行了不同聚合物摻量的強度試驗、彈性模量試驗;設計了與模網混凝土實際結構和情況相接近的新老砂漿粘結強度試驗、砂漿與苯板的粘結試驗以及混凝土環中的砂漿收縮試驗;進行了不同強度、不同聚合物摻量下的砂漿干縮變形試驗、溫度變形試驗,以及不同結構形式的鋼網自身溫度變形試驗和配有鋼網的砂漿溫度變形試驗。The equipment for simultaneously measuring resistance, volume expansion and temperature was constructed. two different polymer matrices, crystalline high density polyethylene ( hdpe ) and amorphous polystyrene ( ps ) were selected, which were loaded with carbon black ( cb )
自行設計製作電阻-體積膨脹-溫度同步測量裝置,研究了炭黑( cb )填充聚合物基ptc材料的電阻率隨體積膨脹的變化關系,聚合物基體分別為結晶聚合物高密度聚乙烯( hdpe )和非晶聚合物聚苯乙烯( ps ) 。The polymer of p - tert - butylstyrene ( tbs ) has a relative high glass transition temperature and is soluble in aliphatic solvent. it has a comprising prospect of application in many areas including the development of novel materials, theoretical research, dispersion polymerization, unpolluted paints, oil additives, and so on
對叔丁基苯乙烯聚合物具有較高的玻璃化溫度,並且能溶於脂肪烴中,使其在新型材料的開發、理論研究、分散聚合、環保油漆和油品添加劑等領域有廣闊的應用前景。The low melting point of polyethylene allows for closure of pores and reduction of flow through them at elevated temperatures
此聚合物的低融點性可以在更高的溫度下關閉毛孔並減少流量。The appropriate addition of polymers into oxygen storage materials can improve the osc obviously and can make the samples become high - temperature - resistant materials with favorable surface area even after aged at high temperature
研究表明適量聚合物的添加可以明顯提高儲氧材料的儲氧性能和抗高溫老化性能,使樣品在老化前後的比表面積得到更好的保持。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When the proportion of polymer and cement is high, the continuous phase is made up of polymer, the inorganic particles are dispersed in the polymer phrase, so the films have good extensional performance and low temperature flexibility ; when its proportion is low, the hydrated cement forms the local rigid gel network, so extensional performance and low temperature flexibility of films reduce obviously, but the resistance to water, ultraviolet and thermal ageing of films is improved
高聚灰比時,聚合物構成了連續相,水泥等以粒狀分散在聚合物中,塗膜具有優良的延伸性和低溫柔性;低聚灰比時,水泥水化形成了剛性的局部凝膠網路,使塗膜的延伸性和低溫柔性都顯著降低,但可提高塗膜的耐水、耐紫外老化和耐熱老化能力。The unstable stacking of layers of org - mmt was easily damaged under force and heat. hence, it is very important to decide the process temperature for preparing the composites, and it was found that 200 was a upper limitation of temperature
由於在高熱( 200以上)或強機械剪切作用下,蒙脫土層狀堆疊結構會坍塌,導致不能與聚合物分子作用生成聚合物?層狀硅酸鹽納米復合材料,因此熔融插層的溫度選擇顯得十分重要。And the value drop to the lowest at ph = 0. 8. as the increase of heat treatment temperature, the pore size distribution peak of sio2 microspheres is very narrow, meanwhile the specific surface area is the smallest before 160 c. the polymer template is removed at 350 c, so the pore structure of sio2 particles has a big change which involve the increase of specific surface area and the broaden of pore size distribution peak. with the continuous raise of temperature the sio2 network will shrink little, as a result the average pore size will decrease, but the specific surface area has no obvious change
結果發現:二氧化硅膠體顆粒均勻分佈於脲醛聚合物網路中,煅燒去除有機模板后微球表面變粗糙,而粒徑沒有明顯變化; ph值較小時,復合微球中聚合物含量較大,而ph值較大時,得到復合微球結構鬆散,因此熱處理后的二氧化硅微球孔容及平均孔徑都較大,而在ph = 0 . 8時,得到最小值;武漢理工大學碩士學位論文隨著熱處理溫度的變化,小於160時,空分佈較窄,而比表面積較小,在350時,由於有機模板的去除,微球孔結構發生突變,比表面積明顯增大,而孔徑分佈變寬,溫度繼續升高時,二氧化硅網路發生收縮,平均孔徑變小而比表面積由於有機炭化物的完全去除沒有太大變化;微球中的微孔在熱處理過程中處于平衡狀態,分佈沒有太大變化。Two - step procedure is preferable to prepare high molecular weight poly ( olefin - ester ) s with a high polar monomer content and a high melting temperature
兩段聚合過程適于制備高分子量的烯烴共聚酯,聚合物收率達90 % ,極性單體的插入率大於10 % ,熔融溫度高達120 。分享友人