金屬-有機骨架在烷烴/烯烴分離中節約能源 金屬-有機骨架在烷烴/烯烴分離中節約能源

金屬-有機骨架在烷烴/烯烴分離中節約能源

  • 期刊名字:中國材料進(jìn)展
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中國材料進(jìn)展第31卷Y2 Sios[J]. Journal of Europan Ceramic Society, 2009, 29(任衛),eal.前驅體法制備氮化硼纖維的研究進(jìn)展551-55[]. Advanced ceramics(現代技術(shù)陶瓷),2004,25(1)[ 11] Sun Z Q, Wang JY, Li M S, et al. Mechanical Properties andDamage Tolerance of Y2SO5[J]. Journal of European Ceramic[20] Han guifang(韓桂芳), Zhang Litong(張立同), Cheng AifeiSociety,2008,28:2895-2901(成來(lái)飛),etal.二維石英纖維增強多孔Si3NSiO2基復合材料的制備及其力學(xué)性能[J]. lcta Materiae CompositaeThermal Shock Resistance of y-Y2 Si2 O,[J]. Am Ceram, 2008sinica(復合材料學(xué)報),2007,24(1):91-9691(8):2623-2629[21] Wang Siqing(王思青), Zhang Changrui(張長(cháng)瑞), Cao Feng[13] Sun Z Q, Zhou Y C, Wang J(曹峰),eal.先驅體浸漬裂解法制備三維編織石英纖ble Silicate Ceramics: Mechanical Properties and Machinability維/氮化物復合材料[J]. Rare Metal Materials and Engineering[J]. Am Ceram Soc,2007,98(8):2535-2541.(稀有金屬材料與工程),2007,36(Supl.1):615-61814] Tong Q F, Wang J Y, Li Z P, et aL. Low-Temperature Synthe- [22] Goldend K E. The Prediction and Measure of Dielectric Propersis/Densification and Properties of Si2 N20 Prepared with Li,0ties and RF Transmission through Ablating BN Antenna WindowsAdditive[ J]. Journal of European Ceramic Society, 2007, 27:4[C]//AIAA-81-1085, AIAA 16 h Thermophysical Confer[15] Gilreath M C, Castellows L. High Temperature Dielectric Proper- 23]J. ARNOLD, L. T. HANAWA, Plasma ARC Test Technique forties of Candidate Space-Shuttle Thermal Protection System andEvaluating Antenna Window RF Transmission Performance [R]Antenna-Window Material [R]. NASA TND-7523, WashingtonWashington D C: American Institute of Aeronautics and Astrong(曹江).介質(zhì)材料電磁參數測量綜述[J].Journal of Astronautic Metrology and Measurement(宇航計測技術(shù))Proceedings of the I[17] Hu Liancheng(胡連成),LiYi(黎義), Yu Qiao(于Dielectric Reference Liquids Over the Temperature Range 5-50翹)俄羅斯航天透波材料現狀考察[J]. AerospaMaterials& Technology(宇航材料工藝),1994,24(1):48-52Precision Electromagnetic Measurements Digest: 2000: 455[18 J. Economy, Exploratory development on formation of highstrength, high modulus boron nitride continuous filament yarns [26 Baker-Jarvis J, Janezic M, Riddle B, et al. Dielectric and Cor[R].AD-901949,1972ductor- Loss Characterization and Measurements on Electronic19] Zhang Mingxia(張銘霞), Cheng Zhiqiang(程之強), Ren WeiPackaging Materials[ C. NIST Technical Note 1520, 2001髻贔贔瞽請髻瞽情瞽W髻督瞽替替瞽瞽替替替瞽情瞽替瞽替替齷瞽髫齷髫金屬一有機骨架在烷烴/烯烴分離中節約能源塑料行業(yè)需要大量的純的乙烯和丙烯來(lái)生產(chǎn)聚(乙烯)和聚(丙烯)。但這些化合物必須從原油在500-600℃派生出來(lái)的烴類(lèi)混合物中分離。烷烴/烯烴混合物(如丙烷/丙烯)的分離是通過(guò)將混合物冷卻至-100℃,隨后進(jìn)行低溫精餾實(shí)現的,此過(guò)程需要巨大的能量輸人。為了有效節省能源,加州大學(xué)伯克利分校以及國家標準與技術(shù)研究院(NST)的研究人員在 Jeffrey R.Long的領(lǐng)導下,已經(jīng)開(kāi)發(fā)出一種金屬-有機骨架(MOF)材料,能在較高的溫度下進(jìn)行分離操作。鐵(Ⅲ)金屬-有機骨架(MOF)可以在318K從丙烯中分離丙烷,因為鐵(I〕協(xié)調區域選擇性地吸附烯烴化合物的碳-碳雙鍵?!犊茖W(xué)》雜志報道指出,當量分子的丙烷/寓-有機骨架時(shí),在中國煤化出口處產(chǎn)生的丙烷均被鐵(n)吸附;對于乙烷/乙二醇混合物也獲得架解吸烯烴后,還可進(jìn)行重復的分離操作。CNMHG(摘譯自《 MRS Materials Bulletin》)

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