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专利信息
专利号:US-9610568-B2
优先权日:2012-02-15
标题 :Catalytically active body for the synthesis of dimethyl ether from synthesis gas
发明人:SCHÄFER ALEXANDER; VON FEHREN THORSTEN; MADON ROSTAM
权利人:BASF SE
摘要:The invention relates to a catalytically active body for the synthesis of dimethyl ether from synthesis gas. In particular, the invention relates to an improved catalytically active body for the synthesis of dimethyl ether, whereby the components of the active body comprise a defined particle size distribution. Furthermore, the present invention concerns a method for the preparation of a catalytically active body, the use of the catalytically active body and a method for preparation of dimethyl ether from synthesis gas.
专利号:US-7641880-B2
优先权日:2006-05-03
标题 :Room temperature synthesis of GaN nanopowder
发明人:VAN PATTEN PAUL GREGORY; PAN GUIQUAN
权利人:UNIV OHIO
摘要:In the direct production of GaN by the metathesis of Li 3 N and GaCl 3 or GaBr 3 or GaI 3 , the reaction rate and yields can be greatly enhanced by including diethyl ether in the reaction system.
专利号:US-2011229397-A1
优先权日:2008-10-03
标 题:Process and apparatus for continuous flow synthesis of nanocrystals
发明人:BARTEL JOSEPH; MCKENZIE LALLIE
权利人:LIFE TECHNOLOGIES CORP
摘要:Novel reactor, systems and methods of preparing nanocrystals in a continuous flow-through process are provided. The novel reactor is highly configurable and can be modified to achieve desired reaction times of a flow through mixture. The reactor is designed to provide uniform, efficient heating of the reaction mixture.
专利号:US-9517945-B2
优先权日:2012-11-28
标 题:Low-temperature route for precision synthesis of metal oxide nanoparticles
发明人:ITO DAISUKE; HUTCHISON JAMES E
权利人:UNIV OREGON
摘要:Methods for making metal oxide nanoparticles, including mixed metal oxides and core-shell metal oxide nanoparticles, are disclosed. A solution comprising a metal carboxylate and a carboxylic acid is combined with a solvent comprising an alcohol heated to a temperature ≦250° C. for an effective period of time to form metal oxide nanoparticles. The metal may be a group IIIA metal, a group IVA metal, a transition metal, or a combination thereof. A metal oxide shell may be deposited onto metal oxide nanoparticles by dispersing the metal oxide nanoparticles in an alcohol, adding a metal carboxylate, and maintaining the reaction at a temperature ≦200° C. for an effective period of time to form core-shell nanoparticles. The nanoparticles may have a relative size dispersity of ≦20%, and may further comprise a plurality of carboxylic acid, carboxylate, and/or alcohol ligands coordinated to the nanoparticles' outer surfaces.
专利号:WO-2024147019-A1
优先权日:2023-01-05
标题 :Scalable synthesis of iii-v nanocrystals
发明人:MEHTA JOSHUA; CHILUKA LAXMI KISHORE SAGAR
权利人:QUANTUM SCIENCE LTD
摘要:The present invention provides a scalable method for producing indium pnictogenide nanocrystals comprising forming a mixture comprising an indium-containing compound, a pnictogen precursor composition, a plurality of ligands and a non-polar solvent; heating the mixture from a first temperature to a second temperature in the range of 160 °C to 350 °C; and maintaining the mixture at the second temperature for a first predetermined length of time in the range of 1 second to 180 minutes.
专利号:US-11274247-B2
优先权日:2017-02-02
标题:Methods for the synthesis of transition metal dichalcogenide (TMDC) nanoparticles
发明人:DANIELS STEVEN
权利人:NANOCO TECHNOLOGIES LTD
摘要:Methods of synthesizing transition metal dichalcogenide nanoparticles include forming a metal-amine complex, combining the metal-amine complex with a chalcogen source in at least one solvent to form a solution, heating the solution to a first temperature for a first period of time, and heating the solution to a second temperature that is higher than the first temperature for a second period of time.