high-temperature polymer 中文意思是什麼

high-temperature polymer 解釋
耐高溫聚合物
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • temperature : n. 1. 溫度,氣溫。2. 體溫。3. 〈口語〉發燒,高燒。
  • polymer : n. 【化學】聚合體,聚合物,多聚物。 high molecular polymers 高聚物,高分子聚合物。adj. -ic
  1. The method for measuring the plane strain fracture toughness klc has been introduce to high polymer bonded explosives ( pbx ) by systematically studying technologies concerning the shape of specimen, the depth and its machining of crack, the loading rate, the measurement of critical fracture load, and the computation of klc, etc. the method has been used to test and study klc of three typical high polymer bonded explosives which are j2, jl, j3 respectively both at normal temperature and unmoral temperature

    本文以高聚物粘結炸藥為研究對象,對測試高聚物粘結炸藥的平面應變斷裂韌度所涉及的樣品形狀、裂紋深度及裂紋制備、加載速度、臨界斷裂載荷p _ q的確定及平面應變斷裂韌度k _ ( ic )的計算等方面進行深入研究,建立了較為完善的炸藥平面應變斷裂韌度測試方法。
  2. Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly

    一、實現了無常規化學引發劑存在下的超聲輻照引發丙烯酸正丁酯( ba )間歇乳液聚合,制備了pba納米粒子,在11min內轉化率達到90 ,分子量達5 . 24 10 ~ 6 ,隨反應時間的延長而降低,表明超聲輻照引發乳液聚合是一個動態的復雜過程,單體的聚合和聚合物的降解同時發生。
  3. The factory has possessed advanced production equipments and wire cable check equipment at domestic. first class technology will provide you wire cable with fluorin polymer used in in aviation spaceflight, electric cables, control cables, computer cables, compensatory wire cables, fire - proof cables with high temperature, general plastic cables that classified into sixteen species and over one thousand specifications. cables for " hongyuan " brand are widely used in the fields of spaceflight, national defence, electric petroleum chemistry, steel, public establishments, environmental perfection and architecture. temperature - proof cables with " hongyuan " brand were awarded with famous products in 2001 which are widely sold all through the world and have been won customers trust

    一流科技力量為您提供航天用含氟電線電纜電力電纜耐熱防腐硅橡膠電纜耐高溫電纜控制電纜計算機網路電纜補償用電線電纜船用電纜橡套電纜阻燃防火電纜等十六大類,一千多種規格產品,並可根據擁護特殊要求,自行設計生產,以滿足顧客要求,多年來「宏源」牌電線電纜廣泛用於航空航天國防軍工電子原件電力石化鋼鐵冶金公共設施環保建築等領域,深受廣大用戶高度評價和信賴。
  4. An excellent adhesive was prepared from bismaleimide ( bmi ), epoxy resin ( e - 51 and tde - 85 ), 4, 4 ' - diaminodiphenyl sulfone ( dds ) in this thesis. the influence of liquid rubber and polymer ether imide ( pei ) on the properties ( especially high - temperature strength and the peeling strength ) were discussed, their different toughening characteristics and mechanisms were discussed. last, the process and effection of heat - resisted structural adhesive were studied by adhesive experiment of synchronizer in automobile. the results of investigation made clear : the adhesive, has good properties, especially heat - resisted properity

    根據材料分子設計的原理,研究了二苯甲烷雙馬來酰亞胺( bmi ) 4 , 4 』 ?二胺基二苯基碸( dds ) e ? 51 tde ? 85組成的環氧膠粘劑體系,研究該體系在作為高溫結構膠粘劑使用時的粘接性能;然後研究了用無規羧基液體丁腈橡膠( ctbn ? x )和聚醚酰亞胺( pei )分別來增韌該體系的增韌效果;最後通過碳纖維耐磨材料與同步器圓錐環的粘接實驗,研究了耐高溫結構膠粘劑的粘接工藝和使用效果。
  5. 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。
  6. The researching work include three aspects : 1 ) after selecting primary material system, the polymer coating process were optimized. the polymer - coated high - temperature alloy powder has been developed on the basis. 2 ) based on sintering and orthogonal experiments, the influence of the prototyping elements on prototyping properties have been initially studied, and the optimal prototyping parameters of this material has been obtained finally

    本文主要研究內容為: ( 1 )選擇合適的包覆材料體系,對鉬粉的包覆工藝進行了優化實驗,在此基礎上開發了適合於激光燒結成型用覆膜高溫合金粉末材料; ( 2 )通過激光燒結成型實驗,運用正交實驗方法,系統地研究了燒結工藝參數對成型質量的影響關系,在此基礎上確定了覆膜高溫合金粉末最佳燒結成型工藝參數; ( 3 )對激光成型件進行了后處理工藝實驗,得到了優化的后處理工藝規程,並製作了合格的后處理樣件。
  7. Under the background of correlative research project, the method of selective laser sintering has been used in the researching work. polymer - coated high - temperature alloy powder have been first developed successfully in our nation. the laser sintering and post - treatment process of high - temperature alloy parts have been systematically studied, which lay the foundation for its engineering application

    在國內首先研製成功了覆膜高溫合金粉末及其制備工藝,並對其激光燒結成型和后處理工藝進行了系統的實驗研究,為該項技術的工程化應用打下了基礎。
  8. 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。
  9. 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。
  10. Silicone polymer coated fibeglass sleeve tube called silicone fiberglass sleeve tube woven by no alkali fiberglass and then baked with organic silicone polymer coating, and it has good insulating and self - exting property as well as has good softness and flexibility, often used in 50 - 250, and it fits for insulating protcction on the high temperature occasion such as electronic electricity, floodlight, industrial machine and heating element etc

    玻璃纖維硅樹脂自熄管俗稱玻纖硅套管,由無堿玻璃纖維編織成管,並塗以有機硅共聚樹脂烘培而成,具有良好的介電性能,自熄性及優良的柔軟性和彈性,使用溫度范圍為50 - 250之間,適用於各種電子電器、照明燈具、工業機器、電熱製品等高溫場所的絕緣保護。
  11. In this paper, we take high molecule physics and the damage theory of rheologic material with lacuna as the basic, make the experiment as a mostly measure, take the pmma as a research object, to study the pmma ' s nonlinear viscoelasticity of high polymer. the technique showing minute details in minute view measure is used by the author to observe the change of crazing damage density follow the change of stress, time and temperature in term of creep and flab

    本文以高分子物理學、含缺陷流變性物體的材料破壞理論為基礎,以實驗為手段,以工程中常用的pmma為研究對象,對pmma銀紋破壞的非線性力學行為進行了研究。作者採用顯微技術,對pmma在蠕變或鬆弛條件下,不同應力水平和不同基溫下的pmma銀紋損傷進行了實驗研究。
  12. 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 ) 。
  13. 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。
  14. The results show here, ( 1 ) the best reaction condition determined by the change of film properties in life time with uv light irradiation are : the hydrolyzation temperature is 60, the reaction time is 60 minutes, the less amount of water is of benefit to increase the hydrophobic property, the film formed with high degree polymer is steady

    研究結果如下: ( 1 )通過調節反應參數,可制得性能優異的疏水性硅酮樹脂塗覆材料。最佳反應條件為:水解溫度60 、反應時間60min ;水解用水量較少和聚合度較大時樹脂塗層的性能較好。
  15. 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。
  16. Abstract : polyphenylacetylenes were synthesized by rn ( nbd ) cl 2 and wcl6 / ph4sn catalyst systems in n2 at room temperature. polymers with high yield and high molecular weight were obtained. their structures were characterized by uv, ir, nmr and gpc, respectively. the fluorescence of the polymer solution with different concentration was investigated using variable excitation wavelength from uv to visible region. the relation between fluorescence and polymer structure was studied. the results showed that the molecular chain structure has great influence on fluorescence of the polymers. the emitting peak wavelength of fluorescence for the polymer of high stereoregularity is independent of solution concentration and excitation wavelength. the emitting peak wavelength of fluorescence for the polymer with disordered molecular chain arrangement varies with changing the solution concentration and excitation wavelength, and different emission sites in molecular chains and low emitting yield are shown. the measurement and analysis of fluorescence spectroscopy of polyphenylacetylenes may provide some useful information to judge the molecular chain arrangement in some conjugated polymers

    文摘:使用有機金屬銠、金屬鎢/四苯基錫催化劑體系聚合苯乙炔,分別獲得了高產率和高分子量的聚苯乙炔.使用uv , ir , nmr , gpc等分別對聚合物結構進行了表徵.採用不同波長的激發光對聚合物熒光性能進行研究,詳細分析了聚合物結構與熒光性能之間的關系.研究結果發現,不同聚合物結構對聚合物熒光性能產生很大影響,規整性高的聚合物,將有較高的發光量子效率;聚合物規整性差,將可能導致多個熒光發光結構點,其熒光強度降低.聚合物熒光光譜研究將對某些共軛聚合物結構的規整性分析提供一些有用的信息
  17. High molecule physics and the damage theory of rheologic material with lacuna are used in experiments to study the pmma ' s nonlinear viscoelasticity and changing depends on time and temperature when distorting and destroying. we try to seek a common rule to polymer ' s crazing damage, offer a viable damage model and measure to research polymer ' s minute damage

    本文運用高分子物理、含缺陷流變性物體的材料破壞等理論,以實驗為基礎,對聚合物變形、破壞以及時間相依和溫度依賴性等非線性力學行為進行研究,試圖尋求聚合物銀紋損傷的一般規律,為研究聚合物的細觀損傷提供了一種可行的損傷模型與方法。
  18. Wld is a high - temperature anti - sloughing agent, which contains si and organic compound ion. by applying it with polymer drilling fluid in the high - temperature deep well and the well section of heaving mud shale, it can improve the stability of drilling fluid dramatically. and at the same time, it can deactivate the drill cuttings and the wall surface active point to greatly improve the property of rejection and anti - sloughing of the drilling fluid through the physical - chemical action occurring between the special group of molecule vs. drill cuttings and the wall surface

    Wld高溫防塌劑是一種含有si元素和有機復合離子的抗高溫防塌劑,在高溫深井及易垮塌的泥頁巖井段配合聚合物鉆井液使用,不僅可以顯著改善鉆井液的穩定性,而且可以利用分子中的特種基團與鉆屑和井壁表面發生物理-化學作用,使鉆屑和井壁表面活性點鈍化而顯著提高鉆井液的抑制防塌能力。
  19. The results at normal temperature have shown that klc of high polymer bonded explosive are very low comparing to metals and some high polymer materials, thus the ability of pbxs to resist crack expanding is very poor, and once some cracks occur inner a structural part of pbxs, the structure will fail very soon and easily. so in the process of machining and production, cracks should be avoided carefully in pbxs parts. some important laws about klc of the three typical pbxs above changes with temperature have been obtained as follows : a

    對三種具有代表性的高聚物粘結炸藥j1 、 j2和j3在常溫下的平面應變斷裂韌度進行了測試與研究,研究結果表明:相對于金屬及某些高分子材料而言,高聚物粘結炸藥的k _ ( ic )值很低,即高聚物粘結炸藥的抗裂紋擴展能力是極差的,一旦炸藥構件中產生了裂紋,炸藥構件將極易破壞,因此,在高聚物粘結炸藥構件的生產及加工過程中,應避免裂紋的產生。
  20. Carbon materials with disordered carbon / graphite composite structure, produced from synthetic graphite coated with large molecule polymer and pyrolyzed at high temperature, are investigated as anodes for lithium ion batteries

    與國內外同類產品的比較結果表明,本研究的mcmb具有優異的充放電性能和循環穩定性,是一種較為理想的鋰離子電池負極材料。
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