鉑催化劑 的英文怎麼說
中文拼音 [bócuīhuàjì]
鉑催化劑
英文
platinum catalysts-
In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species
為了改善鉑基催化劑氧化甲醇的催化活性,本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極,通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現,磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應,而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。New silicone flame retardant potting compound was prepared by blending of ltv silicone rubber as base gum with diluent, crystalline quartz filler, chain extension agent, crosslinking agent, inhibitor, carbon black and platinum catalyst
以中溫硫化硅橡膠(以下簡稱ltv硅橡膠)為基膠,混入稀釋劑、石英粉、鏈增長劑、交聯劑、阻聚劑、炭黑及鉑催化劑等組分,制得新型有機硅阻燃灌封料。Abstract : new silicone flame retardant potting compound was prepared by blending of ltv silicone rubber as base gum with diluent, crystalline quartz filler, chain extension agent, crosslinking agent, inhibitor, carbon black and platinum catalyst
文摘:以中溫硫化硅橡膠(以下簡稱ltv硅橡膠)為基膠,混入稀釋劑、石英粉、鏈增長劑、交聯劑、阻聚劑、炭黑及鉑催化劑等組分,制得新型有機硅阻燃灌封料。I long product containing vanadium plant, molybdenum, nickel, cobalt, platinum, spent palladium catalyst
我廠長期求購含釩,鉬,鎳,鈷,鉑,鈀廢催化劑Standard test method for platinum in reforming catalysts by wet chemistry
濕化學法測定重整催化劑中鉑的標準試驗方法Abstract : after reforming circulating hydrogen compressor put intooperation, the sealing oil was leaked always to the system, and it menaced the safe operation of platforming catalyst. finally the non - contact type mechanical sealing was adopted, so the problems were solved
文摘:重整循環氫壓縮機組開車后,密封油一直向系統竄油,嚴重威脅鉑重整催化劑安全使用,最後改為非接觸式機械密封,問題得以解決。Study on nanotube - loaded pt catalysis for proton exchange membrane fuel cells
質子交換膜燃料電池用碳納米管載鉑催化劑的研究Multi - component platinum alloys have been proved the best anode material for lowering the anode over - voltage and tolerating co poisoning
迄今為止,採用多組分鉑合金催化材料被認為是降低h _ 2或ch _ 3oh氧化過電位、提高催化劑抗co中毒的最有效手段。It was found that passivation of the anode took place at about 0. 6 v ( vs. oxygen electrode ) and maximum output power during anodic polarization
鈍化的起因是陽極鉑催化劑氧化形成鉑氧化物的結果。Platinum group metals and their alloys have been extensively employed in energy conversion and green synthesis as electrocatalysts owing to their high catalytic activity. pt group metals at nanometer scale have attracted much attention worldwide because of their higher catalytic activity and better properties
Pt 、 ru 、 pd 、 rh等鉑族金屬以及它們的合金通常具有良好的催化性能,作為催化劑材料被廣泛地應用於能源轉化、綠色合成等重大領域。Ptru / c, ptruwo _ 3 / c and ptrumoo _ 3 / c are prepared by chemical reduction of the appropriate salt solutions, and structural characterizations are carried out with x - ray diffraction. the result indicates pt and ru form alloy and the transition metal oxides are existed in amorphous form
通過化學還原法合成了ptru / c , ptruwo _ 3 / c和ptrumoo _ 3 / c三種碳載合金催化劑,並進行xrd及tem測試,發現鉑釕組成了合金相,而過渡金屬則是以無定型的結構存在的。Manufacturer of sodium and potassium silicates, lime, hydrated lime, and linear alkyl benzene sulfonic acid, located in india
-從事鈀鉑釕系列貴金屬催化劑的研發生產回收和鈦金屬化工管件的加工製造。Surface - conductance model are introduced to illustrate the mechanism of the conductivity and the gas sensibility of semiconductor. we make clear the reason of the good selectivity of sno2 - based sensors is the selection of heating voltage and the pt - heater acting as catalyst
在解釋敏感機理的時候,我們引入了表面電導模型來解釋並且搞清楚了sno _ 2元件有較好選擇性的原因是加熱電壓的選擇以及基片上的鉑電極起了催化劑的作用。Atoms of the film by dc reactive magnetron with pt sputtered tend to plane ordinal structure. molecules of the the film by sol - gel with pt sputtered tend to be surface center structure as wo6. as results of ft - ir, the characteristic oscillation of the tungsten oxide sol - gel film with pdcl2 catalyst is more distinct with the higher temperature at the wave band
這兩種方法結合制備的三氧化鎢摻雜薄膜中溶膠摻鉑樣品綜合了溶膠凝膠法與直流磁控濺射法的優點,其薄膜疏鬆多孔,充分快速響應了鉑催化劑離化的氫,具有良好的氫敏性能,是制備氫氣傳感器薄膜的首選方法。Standard test method for hydrogen chemisorption on supported platinum on alumina catalysts and catalyst carriers by volumetric vacuum method
容量真空法測定氧化鋁催化劑和催化劑載體上的鉑的氫化學吸附性的標準試驗方法The effect of the new platinum precursor on the activity of automotive emission purification catalyst
新型鉑前驅體對汽車尾氣凈化催化劑活性的影響Progress of research on pt - based alloy catalysts for the cathode of proton exchange membrane fuel cell
質子交換膜燃料電池陰極鉑合金催化劑研究進展分享友人