ptfe 中文意思是什麼

ptfe 解釋
但是都以單組分的
  1. The modification of ptfe films grafted acrylic acid with ar plasma

    膜接枝丙烯酸改性研究
  2. Ptfe has many excellent properties such as : bonzer self - lubrication ^ low fricatiom chemistry stabilization and thermal stabilization, but its wear resistance is very low to improve the wear resistance of ptfe a lot of researches have been down by means of adding fillers to it, there are still less report on nano - inorganic filler filled ptfe composites to change properties. in this paper, experimental study was made to question above problem

    Ptfe具有優異的自潤滑、低摩擦、化學穩定性和熱穩定性，但耐磨性較差，因而人們在利用不同種類的填料對ptfe進行填充改性，提高耐磨性方面作了大量研究工作，但在使用納米無機填料填充改性ptfe方面研究很少，因此本課題主要探討這一方面的問題。
  3. Ptfe aircraft. high temperature convoluted hose assemblies in polytetrafluoroethylene

    飛機.聚四氯乙烯
  4. Production and application of thrust bearing, and guide bearing made of filled ptfe in submarine motor pump are introduced

    介紹了潛水泵中止推軸承與導向軸承用填充聚四氟乙烯材料進行的生產和應用。
  5. When the batteries are treated by hydrophobia of 4 % ptfe concentration, the cycle life and voltage plateau improves. internal resistance increase with the increase of ptfe concentration

    4的ptfe乳液憎水處理提高了電池的循環壽命，但電壓平臺衰退有所加快，憎水處理后內阻隨ptfe乳液濃度的升高而增大。
  6. Abstract : the deposited film with magnesium / polytetrafluoroethylene ( mg / ptfe ) material is produced by physical vapor deposition. the infrared radiation property of mg / ptfe material is tested by using the infrared radiation meter. the results demonstrated that this material has stronger infrared radiation in 1 3 m wave length. it shows that produced infrared radiation pyrotechnic material by physical vapor deposition is feasible

    文摘:採用物理汽相沉積法設計製作了鎂/聚四氟乙烯沉積膜材料，並用紅外輻射計對其紅外輻射性能進行了測試，測得該材料在1 3 m波段有較強的紅外輻射，說明這種方法製作紅外輻射煙火材料是可行的。
  7. Stainless steel shaft bearings coated with nickel - reinforced ptfe for perfect stem guiding and smooth closing

    不銹鋼軸軸承外層塗敷鎳強化聚四氟乙烯，用於完善閥桿導向和平滑關閉。
  8. 08. 03 specification for ptfe resin skived tape

    Ptfe樹脂切削帶規范
  9. Shipboard radio - frequency cables radio - frequency coaxial cables with ptfe insulated copper conductor, rated charaeteristic impedance 50

    船用射頻電纜.額定阻抗50銅導體實芯聚四氟乙烯絕緣同軸射頻電纜
  10. Shipboard radio - frequency cables radio - frequency coaxial cables with ptfe insulated coppor clad, steel conductor rated characteristic impedance 75

    船用射頻電纜.額定阻抗75銅導體實芯聚四氟乙烯絕緣同軸射頻電纜
  11. 08. 03 specification for ptfe coated glass fabric

    Ptfe覆層玻璃纖維規范
  12. The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200

    確定了制備空氣電極的優化工藝條件，催化層中ptfe含量約20 ， mno _ 2的最佳含量約為20 ，催化層中活性炭和乙炔黑的比例為4 ： 1 （質量比） ，厚度在0 . 15 - 0 . 25mm之間。防水透氣層中ptfe的含量約為60 ，以無水硫酸鈉作為造孔劑，厚度一般為0 . 35 - 0 . 45mm 。電極各層採用催化層/防水透氣層/集流體的排布方式，冷壓成型，熱處理對空氣電極的性能影響較大，熱處理溫度不低於200 。
  13. Such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc

    密封盤根系列：膨脹石墨盤根，增強石墨盤根，碳化纖維盤根，高碳纖維盤根，芳綸纖維盤根，芳綸包角黑四氟盤根，芳綸黑四氟交織盤根，膨脹四氟盤根，含油四氟盤根，黑四氟盤根，割裂絲盤根，石棉浸四氟盤根，苎麻盤根，壓克力盤根，等等以及各種模壓盤根填料環，和各種盤根壓制的盤根環。
  14. Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc

    公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區。
  15. Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing materialpacking series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc

    公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區
  16. The basic characters of ptfe ( polytetrafluoroethylene ) were described. diversified correlatively modified and composite techniques were introduced. application of the concerned composite materials in the several heat exchangers were comprehensively stated

    摘要對聚四氟乙烯的基本性能特點作了簡述，介紹了與換熱設備相關的聚四氟乙烯材料各種改性復合技術的發展現狀，並對這些技術在各種換熱器上的應用作了綜合介紹。
  17. Plunger extrusion molding mechanism of ptfe is introduced, process method and equipments for extrusion molding are also reviewed

    摘要介紹了聚四氟乙烯懸浮樹脂柱塞擠出成型的原理，敘述了擠出成型加工的工藝方法及設備。
  18. Friction and wear properties of al2o3 fiber filled - ptfe composites

    復合材料摩擦磨損性能分析
  19. 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、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、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。
  20. 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：聚四氟乙烯樹脂為基體，加入石墨、二硫化鉬、銅粉、碳纖維等填料；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。
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