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Study Data from South China University of Technology Update Understanding of Organometallics (Amphiphilic Nanocapsules Entangled with Organometallic...

July 11, 2014



Study Data from South China University of Technology Update Understanding of Organometallics (Amphiphilic Nanocapsules Entangled with Organometallic Coordination Polymers for Controlled Cargo Release)

By a News Reporter-Staff News Editor at Science Letter -- Investigators publish new report on Organometallics. According to news reporting originating in Guangdong, People's Republic of China, by NewsRx journalists, research stated, "A class of new amphiphilic nanocapsules entangled with organometallic coordination polymers has been developed for the first time. Poly(2-(N,N-dimethyl amino)ethyl methacrylate)-b-polystyrene capped with beta-cyclodextrin (beta-CD) (CD-PDMAEMA-b-PS) is first synthesized using sequent RAFT polymerization of styrene and 2-(NN-dimethyl amino)ethyl methacrylate with xanthate modified beta-CD as chain transfer agent."

The news reporters obtained a quote from the research from the South China University of Technology, "The end group of beta-CD is allowed to include 4,4'-bipyridine through host guest inclusion to yield PDMAEMA-b-PS terminated with an inclusion complex of beta-CD and bipyridine (bpy-PDMAEMA-b-PS), which is then used as surfactant to prepare emulsion droplets in toluene/water mixture. Upon addition of Ni(II), bipyridine coordinates with Ni(II) to form coordination polymers in the periphery of emulsion droplets, affording amphiphilic capsules entangled with organometallic coordination polymers, as confirmed by GPC, H-1 NMR, SEM, TEM, DLS, and so on. The organometallic coordination polymer capsules are capable of encapsulating organic cargoes. Interestingly, encapsulated cargoes can be extracted from the capsules without damaging the capsules."

According to the news reporters, the research concluded: "Such capsules are potential candidates for encapsulating and controlled release of organic cargoes."

For more information on this research see: Amphiphilic Nanocapsules Entangled with Organometallic Coordination Polymers for Controlled Cargo Release. Langmuir, 2014;30(21):6294-6301. Langmuir can be contacted at: Amer Chemical Soc, 1155 16TH St, NW, Washington, DC 20036, USA. (American Chemical Society - www.acs.org; Langmuir - www.pubs.acs.org/journal/langd5)

Our news correspondents report that additional information may be obtained by contacting G.D. Liang, S China Univ Technol, State Key Lab Luminescent Mat & Devices, SCUT HKUST Joint Res Lab, Guangdong Innovat Res Team, Guangzhou 510640, Guangdong, People's Republic of China. Additional authors for this research include H. Ni, S.P. Bao, F.M. Zhu, H.Y. Gao, Q. Wu and B.Z. Tang (see also Organometallics).

Keywords for this news article include: Asia, Guangdong, Nanotechnology, Emerging Technologies, Organometallic Organosol, People's Republic of China

Our reports deliver fact-based news of research and discoveries from around the world. Copyright 2014, NewsRx LLC


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Source: Science Letter


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