聚乙烯及纖維 的英文怎麼說

中文拼音 [xiānwéi]
聚乙烯及纖維 英文
pe polyethylene
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  • : Ⅰ動詞1 (達到) reach; come up to 2 (夠得上; 比得上) can compare with; be comparable; be up to ...
  • : 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. Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled

    課題研究中,首先採用特殊的改性工藝外加劑實現對顆粒表面的成功改性,使其表面由憎水轉化為完全親水,確保與無機材料的復合質量;其次,通過採用優化骨料級配使用復合等措施解決了保溫材料的輕質與強度的矛盾,使保溫材料在滿足必要的強度的前提下,導熱系數降至最小;並且,課題研究中成功解決了在保溫材料中均勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復合外加劑、合適的膠凝材料合理的配比等措施確保該保溫材料具有良好的和易性,滿足施工的要求。
  2. Research on preparation and absorption properties of thiol - polyvinyl alcohol fibers

    巰基的制備其吸附性能的研究
  3. 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基礎,以醚碸( 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 ,吡咯烷酮)以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。
  4. 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ca -醋酸物( 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添加劑去除間二甲苯( mx )中的少量對二甲苯( 10 px ) 。
  5. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面潤滑轉移膜表面形貌:用xrd進行原料物相分析,比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純四氟樹脂的結晶度;用dsc - tg分析純四氟樹脂固體潤滑劑的熱穩定性;用xps表徵碳表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。
  6. 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,熔融溫度分解溫度降低,且伴有氧化分解反應;碳表面含有c = oc - o - c等極性基團,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,擬合曲線基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 。
  7. 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

    主要產品有檸檬酸其鹽類、 l -乳酸其衍生物、味精、澱粉糖等食品添加劑;賴氨酸其鹽類、玉米蛋白粉、氨基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。
  8. Development of ultra - high molecular weight polyethylene fibers and its composites

    超高分子量其復合材料的研究現狀
  9. Prgress in ultrahigh molecular weight polyethylene fiber reinforced composites and its bulletproof property

    超高分子量增強復合材料其防彈性能的研究進展
  10. 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基礎.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
  11. Compared with cotton, vinylon has stronger tenacity and elongation, better abrasive resistance, stronger hygroscopicity, and better heat preservation, and it has better resistance to chemical corrosion, sunlight, moth, mold, and radiation as well. vinylon can be spun with cotton or other fibers into knitting goods and other cloth. it is also used as industrial fiber for the manufacture of tire cord, conveyer, fire hose, fish net, ropes, canvas, filter cloth, and rubber items etc

    尼綸是以醇為原料紡成的合成,其性能與棉花相似,與棉花相比又有強伸度大耐磨性好吸濕性強的優點和更好的耐化學腐蝕性耐曬性耐蛀霉性保暖性耐輻射性等,可與棉花其它混紡以織造針織物其它用布,同時作為工業用,廣泛用於製造輪胎簾子線運輸帶水帶魚網繩索帆布過濾布橡膠製品等。
  12. With increasing the amount of pva in the blend, concentration of spinning solution and the voltage of electrospinning, spinnability of the solution could be favored

    研究表明:與醇共混后再生絲素的柔韌性有一定改善,適當增加pva在共混物中的含量、提高紡絲液濃度以紡絲電壓有利於改善共混溶液的可紡性。
  13. 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 ) 、基吡咯烷酮( 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值羧甲基素鈉( 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 ) 、基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、酸鈉( pa - na )四種助分散劑與羧甲基素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。
  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基體的問題,展開了表面的鉻酸氧化處理、合成ve樹脂以採用碳進行混雜三種途徑的研究。
  15. Manufactured from high quality ptfe - coated glass fabric, silicone rubber coated glass fabrics and skived ptfe - film, in various widths and thickness

    由含有高質素四氟( ptfe )樹脂的玻璃,含有矽膠的玻璃四氟削片,造成不同的闊度厚度。
  16. Carbon black ( cb ) was pre - treated by titanate coupling agent and electrical conductive master batche ( ecmb ) for fiber were prepared by melt - extruding pre - treated cb with pet, pe and pet / pe blend

    摘要將經偶聯劑處理后的炭黑分別與酯、共混合物,通過雙螺桿熔融共混,制備了級導電母粒。
  17. 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、羧甲基素)以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
  18. And the mould pressing parameters were found out. the friction and wear performance and wear mechanism of wearable composite varying with the content of uhmwpe, graphite, and cf are studied recuring to friction and wear tests, tga and sem

    藉助材料的摩擦磨損試驗和tga 、 sem等表徵手段對超高分子量、石墨和碳的用量改變時不同耐磨復合材料的摩擦磨損性能磨損機理進行了研究,最終確定了減摩耐磨復合材料的最佳配方。
  19. Preparation and structural control of polyethylene hollow fiber membranes

    中空膜制備微孔結構的控制
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