专利号:US-6252092-B1 优先权日:1999-04-30 标 题 :Process for synthesis of 5-alkylbenzodioxoles 发明人:BORZATTA VALERIO; BRANCALEONI DARIO; BATTISTINI CHRISTIAN 权利人:ENDURA SPA 摘要:The following description refers to a new process for the synthesis of 5-alkylated benzo[1,3]dioxole, comprising the following steps in sequence: catalytic hydrogenation of 4-acylphenol; acylation; displacement catalysed by Lewis acids; treatment with an inorganic basic compound and hydrogen peroxide; reaction with alkyl dihalides or dialkoxyalkanes. n The process described herein, which yields 5-alkylbenzo[1,3]dioxoles, is economic and can be easily scaled up to industrial size.
专利号:US-11565248-B2 优先权日:2017-10-31 标 题:Process for a mild aqueous synthesis of titanium phosphates—ion—exchangers having solely—H2PO4 active groups 发明人:ANTZUTKIN OLEG N; TRUBLET MYLÈNE CLAIRE; RUSANOVA-NAYDENOVA DANIELA PENCHEVA 权利人:ANTZUTKIN OLEG N; TRUBLET MYLENE CLAIRE; RUSANOVA NAYDENOVA DANIELA PENCHEVA 摘要:The invention relates to a process for performing a aqueous synthesis of titanium phosphates (TiP) having solely —H2PO4 groups, which process is characterised by the following steps: providing titanium (IV) oxysulphate, TiOSO4, in an aqueous solution or in a powder and H2SO4, substantially without transition divalent metal ions, including cobalt (II) and copper (II), heating of the thus formed aqueous solution to above 50° C., but below 85° C. for at least 30 minutes, providing a controlled amount of H3PO4 to said aqueous solution, to form an aqueous solution containing a molar ratio between TIO2 and P2Os being controlled to about 1:1, not above 1:1.5 and not below 1:0.7, stirring the thus formed aqueous solution for at least 3 hours to form precipitates of titanium phosphate, and allowing ageing of said solution, without stirring, acidic washing of the formed precipitate using HCI or other acids to obtain TiO(OH)(H2PO4)-H2O having solely —H2PO4 ion-exchange chemical groups and allowing said precipitates to dry to a powder product, substituting protons in the powder product TiO(OH)(H2PO4)-H2O to sodium cations by treatment of the latter with solutions of sodium carbonate and allowing the thus formed powder of Na—TiP1 to dry.
专利号:US-8053522-B2 优先权日:2006-02-28 标题 :Synthesis of polyester-graft-poly(meth)acrylate copolymers 发明人:LOEHDEN GERD; BALK SVEN; BRAND THORSTEN; BRENNER GABRIELE; ARNOLD THOMAS; BAUMANN CORNELIA 权利人:EVONIK ROEHM GMBH 摘要:The present invention relates to a novel synthesis of (meth)acrylate-grafted polyesters and their action as compatibilizers.
专利号:US-10199177-B2 优先权日:2014-07-15 标 题:Method for the synthesis of nanocomposites based on TiO2 and carbonated nanostructures 发明人:HERLIN NATHALIE; WANG JIN; PINAULT MATHIEU; BOUCLE JOHANN 权利人:COMMISSARIAT ENERGIE ATOMIQUE; CENTRE NAT RECH SCIENT; UNIV LIMOGES 摘要:The invention relates to a method for the synthesis of a nanocomposite compound comprising TiO2 nanoparticles bound to carbon nanostructures, characterized in that it comprises the following steps: a) mixing carbon nanostructures and at least one TiO2 precursor in a first liquid in order to form a stock suspension; b) nebulizing said stock suspension and transporting it into a reaction chamber by means of a gaseous flow; and c) carrying out laser pyrolysis of said stock suspension in said reaction chamber in order to simultaneously form TiO2 nanoparticles and graft them onto the nano structures.
专利号:US-10603381-B2 优先权日:2014-10-10 标 题:Synthesis of nanocompounds comprising anatase-phase titanium oxide and compositions containing same for the treatment of cancer 发明人:CAMARGO AMADO RUBÉN JESÚS; GUTIÉRREZ MONTES JOSÉ OSCAR; BASANTE ROMO MÓNICA JIMENA; CRIOLLO GÓMEZ WILLIAM DAVID 权利人:UNIV DEL VALLE 摘要:This invention relates to novel nanocompounds that are cytotoxic to tumor cells when combined with ultraviolet light, the nanocompounds comprising multilayered carbon nanotubes with anatase-phase titanium dioxide or anatase-phase titanium dioxide and folate. The invention also relates to a composition containing said nanocompounds and to a method for the treatment of cancer; comprising the administration of said composition in co-treatment with UV radiation. The invention further relates to a method for the synthesis of the nano-compounds.
专利号:US-9183993-B2 优先权日:2014-01-10 标 题 :One-pot synthesis of Nb2O5-doped TiO2 nanoparticles 发明人:FENG SHIEN-PING; SU HAIJUN; CHANG YA-HUEI; HUANG YU-TING; HAU NGA YU; ZHAI PENG 权利人:NANO & ADVANCED MATERIALS INST LTD 摘要:A one-pot synthesis of Nb 5+ -doped TiO 2 nanoparticles (NPs) with low cost and high efficiency for dye sensitized solar cells (DSSCs) is disclosed in the present invention. The Nb 5+ -doped TiO 2 NPs with Nb dopants of 0Ëœ5 mol % are prepared by directly mixing TiO 2 slurry with Nb 2 O 5 gel obtained by UV treatment of a mixture of NbCl 5 powder, ethanol and water in a certain ratio, following by heat treatment without using hydrothermal method. The as-prepared NPs exhibit well-crystallized pure anatase TiO 2 phase with uniform particle distribution. The incorporation of Nb 5+ leads to a stronger and broader light absorption in visible light range and a decrease of band gap with increasing Nb dopant content, which enhances the efficiencies of light-harvesting and electron injection and suppresses the charge recombination. The present method provides a simple and cost-effective mass-production route to synthesize n-type metallic ion doped TiO 2 nanoparticles as excellent photoanode materials.
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合成参考文献
摘要:Lewis, R.J. Sax's Dangerous Properties of Industrial Materials. 9th ed. Volumes 1-3. New York, NY: Van Nostrand Reinhold, 1996., p. 603