聚乙烯基纖維 的英文怎麼說

中文拼音 [xiānwéi]
聚乙烯基纖維 英文
polyvinyl fiber
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  • : 纖形容詞(細小) fine; minute
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • 聚乙烯 : polytene; formale; polyethylene; polythene聚乙烯薄膜 polyethylene film; 聚乙烯撐 polyvinylene; 聚...
  • 纖維 : fibre; staple; filamentary
  1. Electronic grade : lithium battery, remover of photoresist, epoxy resin rubber trimmings cutting, solid elastomer degrease, coat developing agent

    作為有機合成原料:吡咯烷酮,酰胺,腦復康等。
  2. Research on preparation and absorption properties of thiol - polyvinyl alcohol fibers

    的制備及其吸附性能的研究
  3. In this paper, polyvinyl - butyral ( pvb ) and methyl cellulose ( mc ) are chosen as chemical additives to amend the property of normal mortar, orthogonal tests of 96 pieces of shear specimens are carried out, then orthogonal analysis of test results is performed

    採用醇縮丁醛和甲素對普通砂漿做合理改性,進行了96個抗剪試件的正交試驗,並對試驗結果進行正交分析。
  4. 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礎,以醚碸( pes )為主要成膜材料,以二甲亞碸為溶劑,並添加一定分子量的致孔劑( pvp ,吡咯烷酮)以及一定分子量的添加劑( peg ,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醚碸平板膜和中空膜,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。
  5. 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,其一為醋酸素( ca )膜及ca -醋酸物( eva )復合膜用於甲特丁醚( 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 ) 。
  6. After looking up a large amount of native and foreign information, the materials used in the experiment were as follows : ptfe base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. the experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization. the preparative technique of solid lubricant is cold - press sintering method

    經過查閱大量國內外文獻資料后確定原料為:四氟樹脂為體,加入石墨、二硫化鉬、銅粉、碳等填料;試驗方法為:根據均勻試驗方法設計配方,用樣條函數找出配方與摩擦性能的關系,然後在擬合曲線上選取具有代表性的試驗點進行驗證試驗,達到優化的目的;制備工藝:冷壓燒結法制備固體潤滑劑。
  7. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;四氟樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳表面含有c = o及c - o - c等極性團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純四氟樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量四氟、 moo 。
  8. The major products includes 1 ) food additives : citric acid & its derivatives, l - lactic acid & its derivatives, msg, starch sugar etc ; 2 ) feed additives : lysine & its salts, corn gluten powder etc ; 3 ) bio - energy : fuel ethanol, bio - diesel etc ; 4 ) biochemical products range : bio - ethylene & its derivatives, poly lactic acid ( pla ) bio - degradable plastics, poly lactic acid polymer fiber fabrics etc

    主要產品有檸檬酸及其鹽類、 l -乳酸及其衍生物、味精、澱粉糖等食品添加劑;賴氨酸及其鹽類、玉米蛋白粉、氨酸蛋白粉等飼料添加劑;燃料醇、生物柴油等生物能源產品;生物及其衍生物、乳酸生物可降解塑料、乳酸布料、無毒綠色溶劑、無毒增塑劑等生物化工系列產品。
  9. Abstract : this paper researches into the complex adhesive , which was mainly made by the soy protein isolate ( spi ) and polyvinyl alcohol or polyvinyl acetate. different composition of protein and polymers can perform different characters, together with other ingredients. the factors, which are related to the first adhesive strength and adhesive strength, are mainly studied and discussed. the first adhesive strength of the complex adhesive is related to the content of spi, and the adhesive strength is related to the content of the complex adhesive. on the basis of the researching, we can make the plant fibre box for food in the future

    文摘:對大豆分離蛋白?醇、大豆分離蛋白?白乳膠復合膠粘劑進行了研究,採用不同混合比例及添加其他助劑,得到較好性能和可生物降解的復合膠粘劑,為製造一次性植物快餐盒打下礎.主要研究了影響這種復合膠粘劑粘接木塊的初粘力(剪切和拉伸強度)和粘接強度的因素,實驗表明: 9 . 2 %濃度的大豆分離蛋白的初粘力(剪切和拉伸強度)優於10 %濃度的醇膠和33 %濃度的白乳膠;大豆分離蛋白復合膠粘劑的初粘力主要與大豆分離蛋白含量有關,其最終粘接強度與膠液固含量正相關
  10. The approaches of enhancing the mechanical properties of ramie and flax composites were studied in this paper. the effects of surface pretreatment, fiber content, molding temperature and pressure as well as the effect of electron beam, microwave and ultrasonic wave on the mechanical properties of the composites were explored. the experimental results show that : 1

    本文以苎麻、亞麻為增強材料,線性低密度( lldpe )為體,研製了兩種麻層壓復合材料,研究了麻織物表面處理、含量、成型溫度、成型壓力等對該復合材料力學性能的影響,得到了性能較為優異的麻復合材料,探討了復合材料的增強機理。
  11. This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away

    本論文主要包括三個方面的研究內容: ?氯化( cpe ) /壓電陶瓷( pzt ) /氣相生長碳( vgcf )復合材料; ? cpe /雙[ ( 2 -羥- 3 -環己- 5 -甲) -苯]甲烷( zkf ) / vgcf復合材料; ? cpe有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料:利用壓電和導電填料填充高體,當復合材料受到機械振動時,通過高體將機械振動能傳遞到壓電陶瓷粒子上,利用壓電陶瓷的壓電效應,將機械能轉換成電能,則電流在導電粒子產生的迴路中流動,由於導電迴路具有一定的電阻,所以電能又轉變成熱能耗散掉,從而起到減振的目的。
  12. The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated

    本研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、醇( pva ) 、吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、酸鈉( pa - na )對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值及羧甲素鈉( cmc )含量對石墨在水中分散性和穩定性的影響; 3 、研究了醇( pva ) 、吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、酸鈉( pa - na )四種助分散劑與羧甲素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。
  13. The results indicate that the sort of walling material is the most important factor in bond capacity of mortar, the mixed quantity of polymer and mortar strength follows, and there is a remarkable increase in mortar bond strength when the mixed quantity of pvb and mc is 20 % ~ 30 % and 0. 05 % ~ 0. 1 % respectively

    結果表明:塊體類別是最主要的影響因素,其次是合物摻量和砂漿強度;當醇縮丁醛和甲素的摻量分別為水泥質量的20 % ~ 30 %和0 . 05 % ~ 0 . 1 %時,可較大幅度提高砂漿的黏結強度。
  14. The poor adhesion of non - polarity ultra - high molecular weight polyethylene ( uhmwpe ) fiber with commonly polar resin matrix limits its applications in structure composites. in order to improve adhesion of uhmwpe fiber with matrixs, three methods are explored in this work, which are uhmwpe fiber surface treatment, synthesizing ve resin and introducing carbon fiber to co - hybrid with uhmwpe fiber

    論文針對超高分子量( uhmwpe )粘接性差,沒有合適的既能與之獲的良好粘接界面又可以獲得良好結構強度的樹脂體的問題,展開了表面的鉻酸氧化處理、合成ve樹脂以及採用碳進行混雜三種途徑的研究。
  15. Ethylene glycol dimethacrylate ( egdmma ) was taken place of the unbending molecule in this paper. the egdmma is flexible with double polymericable functions. as the same as the usual double acrylate molecule with liquid crystal of a kind, the egdmma became polymer of long fibre network structure after the ultraviolet radiation polymerization

    本研究選用具有可合的雙官能團的柔性分子:二甲二醇酯,用它來代替剛性分子,合反應時與常使用的具有液晶性的雙丙酸酯剛性分子一樣可以交聯合,經紫外光照引發合后得到合物呈長狀網路織構。
  16. The followings are carried out for ballistic composite with resin matrix to realize its double function of loading and bulletproof and meet various tactics technology demands in the paper 1. the resin and reinforcement for arms ballistic system are selected and ballistic properties for composites with different resin matrixs ( improved phenolic, polyethylene, rubber, bi - phenol - a, and biamaleimide ) and different fibers ( kevlar, glass, carbon and uhmwpe fiber ) are investigated, with the aim of maxwell model to explain the matrix match principle for ballistic composites

    1 、本論文從材料選擇入手,進行了復合裝甲防彈體系用樹脂、增強材料進行了選擇和研究,考核了不同樹脂類型(改性酚醛、、橡膠、雙酚a環氧和雙馬來酰亞胺體系) 、不同( kevlar、玻璃、碳、高強)復合材料的防彈性能,並引入maxwell模型較好地解釋防彈復合材料的體匹配原理。
  17. This paper describes the new production and properties of ductile fiber reinforced cementitious composites ( dfrccs ). this particular dfrcc contains polyvinyl alcohol ( pva ) fibers, employing low fiber volume fractions ( between 1 % and 2 % ) and high - strength and high elasticity modulus

    本文採用低摻量(體積率為1 2 )的高強高彈(簡稱pva)進行了延性增強水泥材料( dfrccs )的研製與性能測定。
  18. The influence of retarder on the seaing time and ultimate strength of gypsum plaster was investigated in this paper. the experimental results indicate that the effect of single retarder, such as citric acid, is inferior to that of composite retarder which was made of blending citric acid with a few portland cement ( about 0. 5 ?, by weight ). the effect of different water - retention agents, such as polyvinyl alcohol ( pva ), carboxymethyl cellulose ( cmc ), and na - bentonite, etc., was also studied, and the results demonstrate that by means of adding organic and inorganic water - retention agent simultaneously the water - retention of plastering slurry can obviously be improved. the optimal mix proportion of gypsum plaster suitable to finish coat of walls and ceilings of buildings has been got by use of factorial experiment with orthogonal array accounting for interactions between factors each other

    研究了分別以檸檬酸、檸檬酸與普通硅酸鹽水泥復合物作緩凝劑,調節粉刷石膏的凝結時間,並對比2種緩凝體系對石膏抗折、抗壓強度的影響.比較不同保水劑(醇、羧甲素)以及相同量的保水劑在不同工藝流程下保水效果上的區別.探索了有機保水劑和無機保水劑對粉刷石膏的保水性的影響.結果表明,檸檬酸與普通硅酸鹽水泥的復合緩凝劑比單純的檸檬酸更能有效地延緩建築石膏的凝結,同時建築石膏的抗折、抗壓強度降低幅度減小
  19. Fibers based on poly ( acrylic - co - acrylamide ) ( caa ) and poly ( vinyl alcohol ) ( pva ) blends were prepared using n - hydroxymethyl acrylamide as a post - crosslinking agent. the blend aqueous solution was extruded into an acetone coagulation bath to form continuous caa / pva ( camp ) gel fibers via a wet - spinning method. the camp gel fibers were dehydrated by exchanging water with acetone, thermal - crosslinked

    以n -羥甲酰胺為后交聯劑,制備丙酸-丙酰胺共醇共混物( camp )溶液,擠出成形后,經丙酮浴固化成形,並經后交聯,制備出具有較強吸水和保水能力,且有一定強力的camp
  20. On the basis of surveying of the relative literature about the modification of pvc, two kinds of fibers were used to improve pvc, the light, low cost / wood fiber / pvc composites were made. using diabase fiber instead of glass fiber reinforce pvc in order to resolve the difficult process problem. the wood fiber was treated, the configuration and the mechanical properties of the wood fiber / pvc composite were studied

    本文在查閱了大量國內外有關( pvc )改性的文獻資料的礎上,採用兩種對pvc進行了改性研究,用木改性pvc制備輕質低成本的pvc材料,用輝綠巖代替玻璃擬解決玻璃增強pvc製品難加工的問題。
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