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Zn-Ni double metal cyanide complex: A novel effective catalyst for copolymerization of propylene oxide and carbon dioxide CHEN Shang(陈 上)1, MA Ming-you(麻明友)1, XIAO Zhuo-bing(肖卓炳)1, LIU Jian...] and ZnCl2, and employed as catalyst for the copolymerization of carbon dioxide and propylene oxide (PO). The resulting copolymers were characterized by IR, 1HNMR. The results show that this catalyst......
Preparation of poly(propylene carbonate)/organophilic rectorite nanocomposites via direct melt intercalation WAN Chun-jie(万春杰)1,2, YU Jian-ying (余剑英)1, SHI Xiao-jian (石小建)1, HUANG Li..., Wuhan 430073, China Received 10 April 2006; accepted 25 April 2006 Abstract: The completely degradable nanocomposites comprised of poly(propylene carbonate)(PPC) and organo-modified rectorite......
; 文章编号:1672-7207(2014)07-2171-05 Preparation and properties of finasteride loaded poly(propylene carbonate maleate) sustained release microspheres PENG Dongming1, 2, ZHANG..., Changsha 410208, China) Abstract: The novel polymer poly(propylene carbonate maleate) (PPCM) was used as drug carriers, PPCM microspheres loaded with drug finasteride were prepared by oil-in-water......
Epoxidation of propylene by molecular oxygen over unsupported AgCu_x bimetallic catalystXiang Zheng,Yang-Long Guo,Yun Guo,Qing Zhang,Xiao-Hui Liu,Li Wang,Wang-Cheng Zhan,Guan-Zhong LuKey Laboratory... with different oxidation states were prepared, and their catalytic performances for propylene epoxidation were investigated.The metallic Cu catalyst exhibits much higher catalytic activity and propylene......
Can lanthanum doping enhance catalytic performance of silver in direct propylene epoxidation over NaMoAg/SiO2?Hany M.Abdel Dayem1,2,Shar S.Al-Shihry2,Salah A.Hassan11. Chemistry Department, Faculty... for preparation of Na/Ag/Mo/La2O3-SiO2 catalysts. Catalytic performances of the catalysts were evaluated in direct epoxidation of propylene(DPO) using molecular oxygen under atmospheric pressure......
Can lanthanum doping enhance catalytic performance of silver in direct propylene epoxidation over NaMoAg/SiO2?Hany M.Abdel Dayem1,2,Shar S.Al-Shihry2,Salah A.Hassan11. Chemistry Department, Faculty... for preparation of Na/Ag/Mo/La2O3-SiO2 catalysts. Catalytic performances of the catalysts were evaluated in direct epoxidation of propylene(DPO) using molecular oxygen under atmospheric pressure......
temperature performances and cycling life at normal temperature of the Li-ion battery. Key words: lithium-ion battery; propylene carbonate(PC); fluorinated ethylene carbonate(FEC); low-temperature... in propylene carbonate: a model lithium ion battery electrolyte[J]. Physical Chemistry Chemical Physics, 2014, 16(43): 23568-23575. [5] ZHANG S S, XU K, JOW T R. Enhanced performance of Li-ion cell......
; tensile strain capacity; ultimate tensile strength; PVA fiber; poly propylene fiber Cite this article as: H. R. Pakravan, M. Jamshidi. Tensile properties of strain-hardening cementitious composites......
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J. Cent. South Univ. Technol. (2009) 16: 0247-0252 DOI: 10.1007/s11771-009-0042-2 Electrochemical behavior of wound supercapacitors with propylene carbonate and acetonitrile based nonaqueous..., such as tetraethylammonium tetrafluoroborate (TEABF4), in a suitable organic solvent, such as acetonitrile (AN) or propylene carbonate (PC) [13]. However, a systematic comparison between the EDLC performances......