| Patents for C07C 68 - Preparation of esters of carbonic or haloformic acids (3,588) |
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| 04/18/2007 | CN1947842A Catalyst for synthesizing propene carbonate, and its application method |
| 04/12/2007 | US20070082985 Method for the production of organic carbonates |
| 04/11/2007 | EP1436343B8 Method for end-capping polycarbonate resins and composition for use in same |
| 04/11/2007 | CN1946672A Process for producing aromatic carbonate |
| 04/11/2007 | CN1946660A Process for producing dialkyl carbonate and diol |
| 04/11/2007 | CN1944392A Process for preparing high purity dimethyl carbonate |
| 04/11/2007 | CN1309699C Method and apparatus for preparing a dialkyl carbonate |
| 04/04/2007 | CN1308370C Method for end-capping polycarbonate resins and composition for use in same |
| 03/29/2007 | WO2007034669A1 Process for production of dialkyl carbonate and diol |
| 03/28/2007 | EP1767518A1 Process for producing aromatic carbonate on industrial scale |
| 03/28/2007 | EP1767517A1 Process for industrially producing an aromatic carbonate |
| 03/28/2007 | EP1767516A1 Process for producing aromatic carbonate on industrial scale |
| 03/28/2007 | EP1767515A1 Method of obtaining polyoxygenated organic compounds |
| 03/28/2007 | CN1307151C Method for producing quaternary salt phenolate solutions and for regenerating and recycling quaternary salt phenolate solutions from reaction mixtures |
| 03/14/2007 | EP1762560A1 Process for producing aromatic carbonate on commercial scale |
| 03/14/2007 | EP1762559A1 Process for producing aromatic carbonate on commercial scale |
| 03/08/2007 | US20070055042 Reacting organometal compound and carbon dioxide to obtain mixture containing dialkyl carbonate, separating dialkyl carbonate, reacting residue with alcohol to form organometal compound and water, removing water, reacting dialkyl carbonate with aromatic hydroxy compound to obtain aromatic carbonate |
| 03/07/2007 | EP1760085A1 Process for production of alkyltin alkoxides |
| 03/07/2007 | EP1760069A1 Process for producing aromatic carbonate |
| 03/07/2007 | EP1760059A1 Process for producing dialkyl carbonate and diol |
| 03/07/2007 | EP1427524B1 Isolation of trifluoroethanol |
| 02/28/2007 | CN2873777Y Device for synthesing acrylic ester carbonate from urea and propylene glycol |
| 02/28/2007 | CN1919400A Reaction rectifying tower for producing dimethyl carbonate by using urea alcoholysis method |
| 02/21/2007 | CN1915963A Method for preparing di-tert-butyl dicarbonate |
| 02/21/2007 | CN1915504A Catalyst of composite oxides of molybdenum, cupper bimetal in use for synthesizing diphenyl carbonate through ester exchange |
| 02/20/2007 | CA2230770C Amidophosphinephosphinite compounds |
| 02/15/2007 | US20070037998 Method and device for manufacturing dimethyl carbonate |
| 02/14/2007 | CN1300093C Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates |
| 02/08/2007 | US20070032659 Process for producing optically active cyclopropane compound and asymmetric copper complex for use in the same |
| 02/07/2007 | CN1907565A Catalyst for coupling reaction of annular carbonic acid esters and organic dibasic acid ester |
| 02/07/2007 | CN1298696C Process for synthesizing methyl carbonate by alcoholysis of urea with aliphatic diol as cyclic agent |
| 01/31/2007 | EP1747185A1 Method for producing dialkyl dicarbonates |
| 01/31/2007 | CN1903828A Technology of producing dimethyl carbonate by alcoholysis of urea |
| 01/25/2007 | US20070021297 Catalyst for dimethyl carbonate synthesis |
| 01/24/2007 | CN1900047A Process for preparing methyl ethyl carbonate by ester exchanging reaction |
| 01/17/2007 | EP1237842B1 Method and apparatus for the continuous production of diaryl carbonates |
| 01/10/2007 | EP1740529A2 Process for making dialkyl carbonates |
| 01/04/2007 | WO2007002343A2 Novel system for synthesis of device forming monomers |
| 01/04/2007 | WO2007001757A1 Method for preparation of aromatic chloroformates |
| 01/03/2007 | CN1887846A Method of raising concentration of dimethyl carbonate solution |
| 12/27/2006 | EP1735264A1 Procede de preparation de composes ester utilises comme activateurs de blanchiment |
| 12/27/2006 | CN1886394A Process for the preparation of propylene carbonate |
| 12/20/2006 | EP1419133B1 Method for the production of dialkyl carbonates |
| 12/20/2006 | EP1263710B1 Method and catalyst system for producing aromatic carbonates |
| 12/20/2006 | EP1261578B1 Method and catalyst system for producing aromatic carbonates |
| 12/20/2006 | CN1880297A Method for simultaneously synthesizing dialkyl carbonate and acrylic acid analog aliphatic diol diester |
| 12/19/2006 | US7151189 Method and apparatus for waste stream recovery |
| 12/06/2006 | CN1872832A Application for solid base catalyst of synthesizing methyl carbonate |
| 12/06/2006 | CN1288127C Dimethyl carbonate synthesizing process at normal pressure |
| 12/06/2006 | CN1287896C Preparing process of solid base catalyst for synthesizing dimethyl carbonate |
| 12/05/2006 | US7145035 Using palladium alkylation catalyst |
| 12/05/2006 | US7145029 Reacting alkylene oxide with carbon dioxide in presence of carbonation catalyst to give cyclic carbonate; then reacted with alcohol to give dialkyl carbonate and diol |
| 11/29/2006 | CN1868592A Method for preparing porous solid alkali |
| 11/28/2006 | US7141641 reacting dialkyl carbonate and carbocyclic alcohols in the presence of transesterification catalysts, then recovering and separation of the ester interchange products |
| 11/22/2006 | EP1337502B1 Oxidative carbonylation of hydroxyaromatic compounds |
| 11/15/2006 | CN1861561A Radial reactor for preparing ethylene (propylene) carbonate |
| 11/15/2006 | CN1284764C Method for the catalytic conversion of organic carbonate using a lanthanum catalyst |
| 11/14/2006 | US7135502 Colchinol derivatives as vascular damaging agents |
| 11/08/2006 | CN1857773A Preparing method of Cu-base solid catalyst |
| 11/08/2006 | CN1283616C Method for synthesizing methyl-propyl carbonate and dipropyl carbonate |
| 11/08/2006 | CN1283615C Synthesis method of asymmetric carbonate ester |
| 11/08/2006 | CN1283360C Solid catalyst for preparing dialkyl carbonate and its application |
| 11/02/2006 | EP1436343B1 Method for end-capping polycarbonate resins and composition for use in same |
| 11/02/2006 | EP1276780B1 Polymerizable composition of allyl functional monomers |
| 11/01/2006 | CN1282635C Method for the catalytic conversion of alkylene carbonate with a mg, al mixed (hydr) oxide catalyst |
| 10/25/2006 | CN1852887A Process for producing optically active cyclopropane compound and asymmetric copper complex for use in the same |
| 10/24/2006 | US7126022 Method and apparatus for preparing monofunctional aromatic chloroformates suitable for use as chainstopping agents |
| 10/19/2006 | WO2006109775A1 Processes for production of carbonic esters |
| 10/18/2006 | CN1849290A Intermediate product composed of mixture of organic carbonate and carbamate and producing art thereof |
| 10/18/2006 | CN1849289A Method for the production of organic carbonates |
| 10/18/2006 | CN1849288A Method for the production of organic carbonates |
| 10/18/2006 | CN1280254C Process for synthesizing methyl carbonate by alcoholysis of methanol and urea |
| 10/11/2006 | CN1843627A Organic stannum sulfonate catalyst for exchange reaction of methyl carbonate and phenol ester |
| 10/11/2006 | CN1843621A Catalyst for synthesizing methyl carbonate and method for preparing the same |
| 10/04/2006 | CN1277803C Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates |
| 09/27/2006 | CN1839112A Method for producing aromatic carbonate |
| 09/27/2006 | CN1276910C Method for synthesizing methyl carbonate under supercritical condition |
| 09/19/2006 | CA2128509C Continuous process for manufacture of lactide polymers with improved purification methods |
| 09/19/2006 | CA2128049C Method for removing acid and saline contaminants from a gaseous stream leaving a dimethylcarbonate synthesis reactor |
| 09/12/2006 | US7105618 For producing polymer having transparency and low refractive index in a wide wavelength region from vacuum ultraviolet region to optical communication wavelength region, adhesion to the substrate, film forming property, etching resistance |
| 09/12/2006 | CA2150872C Method for removing acidic and salt impurities from the condensed phase from the reaction effluent in a process for dimethyl carbonate synthesis |
| 08/31/2006 | US20060194978 Method and apparatus for waste stream recovery |
| 08/30/2006 | CN1272100C Isolation of trifluoroethanol |
| 08/23/2006 | CN1270823C Solid base catalyst for synthesizing dimethyl carbonate, its preparing process and use thereof |
| 08/22/2006 | US7094917 Processes for refining compositions containing dialkyl carbonates |
| 08/15/2006 | US7091370 Process for the preparation of diaryl carbonates |
| 08/09/2006 | EP1687290A1 Process for the preparation of propylene carbonate |
| 08/08/2006 | CA2405461C Polymerizable composition of allyl functional monomers |
| 08/03/2006 | DE102005003879A1 Katalysator zur Synthese von Dimethylcarbonat in der Gasphase Catalyst for the synthesis of dimethyl carbonate in the gas phase |
| 08/02/2006 | CN1810764A Manufacturing method and apparatus of 4-fluoroethylene carbonate |
| 08/01/2006 | US7084292 Catalyzing the reactions of carbonation, cyclization, decyclization, transesterification; preparing the intermediates for making polycarbonates |
| 08/01/2006 | US7084291 reacting phenolic alcohols with carbon monoxide and oxygen in the presence of carbonylation catalysts, to form carbocylic carbonic acid esters |
| 07/27/2006 | WO2006077254A1 Catalyst for the synthesis of dimethyl carbonate in the gas phase |
| 07/26/2006 | CN1809524A Method and apparatus for waste stream recovery |
| 07/26/2006 | CN1809522A Method and apparatus for production of alkyl aryl ether and diaryl carbonate |
| 07/19/2006 | CN1803282A Bimetal composite oxide catalyst for change of methyl carbonate and phenol ester |
| 07/19/2006 | CN1264805C Method of clean continuous exchange reaction of ester under supercritical condition |
| 07/11/2006 | US7074951 Process for making dialkyl carbonates |
| 07/11/2006 | US7074932 Preparation of quinoline-substituted carbonate and carbamate derivatives |
| 07/05/2006 | CN1262532C Continuous process for preparing diaryl carbonate |