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Class Information
Number: 558/277
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbonate esters (i.e, compounds having the -o-c(=o)o- group bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) > Two identical or diverse alkyl groups bonded directly to the -o-c(=o)o- group (e.g., dimethyl carbonate, methyl ethyl carbonate, etc.)
Description: Compound which contain two alkyl groups, identical or diverse, bonded directly to the -O-C(=O)O- group.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8663564 Sequestration of carbon dioxide using metal oxides Mar. 4, 2014
8632792 Cooling sensation agent composition and sensory stimulation agent composition Jan. 21, 2014
8629295 Method for preparing dialkyl carbonate Jan. 14, 2014
8618322 Process for preparing alkanediol and dialkyl carbonate Dec. 31, 2013
8592620 High shear system and process for the production of acetic anhydride Nov. 26, 2013
8580996 Aromatic carbonate, method of preparing the same, and polycarbonate prepared using the same Nov. 12, 2013
8569527 Reactor system, an absorbent and a process for reacting a feed Oct. 29, 2013
8557500 Salt and photoresist composition comprising the same Oct. 15, 2013
8552214 Process for preparing dialkyl carbonates Oct. 8, 2013
8445713 Catalyst for the synthesis of organic carbonates, process for preparing the same and application thereof May. 21, 2013
8415495 Process for continuous production of organic carbonates or organic carbamates and solid catalysts therefore Apr. 9, 2013
8338631 Process for preparing dialkyl carbonates from alkylene carbonates and alcohols Dec. 25, 2012
8324419 Process for preparing polyether carbonate polyols Dec. 4, 2012
8318890 Polycarbonate diol Nov. 27, 2012
8241533 Use of carbonates Aug. 14, 2012
8148566 Method for producing a dialkyl carbonate and a diol Apr. 3, 2012
8088686 Method of remedying deterioration of insulating film Jan. 3, 2012
8058465 Process for industrially producing dialkyl carbonate and diol Nov. 15, 2011
8049028 Industrial process for separating out dialkyl carbonate Nov. 1, 2011
8022241 Processes for producing carbonic ester and producing polycarbonate Sep. 20, 2011
7919645 High shear system and process for the production of acetic anhydride Apr. 5, 2011
7884251 Industrial process for separating out by-produced alcohols Feb. 8, 2011
7803961 Process for manufacturing dimethyl carbonate Sep. 28, 2010
7799940 Process for manufacturing dimethyl carbonate Sep. 21, 2010
7799939 Process for production of dialkyl carbonate and diol Sep. 21, 2010
7790914 Method for dimethyl carbonate synthesis Sep. 7, 2010
7763745 Process for the production of dialkyl carbonate and alkanediol Jul. 27, 2010
7732630 Process for the preparation of an alkanediol and a dialkyl carbonate Jun. 8, 2010
7718820 Process for the preparation of an alkanediol and a dialkyl carbonate May. 18, 2010
7652122 Method for producing an aromatic carbonate Jan. 26, 2010
7645896 Method for producing a dialkyl carbonate and a diol Jan. 12, 2010
7622602 Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Nov. 24, 2009
7605285 Method and device for manufacturing dimethyl carbonate Oct. 20, 2009
7598411 Processes for producing carbonic ester and producing polycarbonate Oct. 6, 2009
7563919 Process for the preparation of an alkanediol and a dialkyl carbonate Jul. 21, 2009
7541482 Process for production of alkyltin alkoxides Jun. 2, 2009
7531616 Process for industrial production of an aromatic carbonate May. 12, 2009
7518012 Process for the preparation of dialkyl carbonate Apr. 14, 2009
7514521 Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Apr. 7, 2009
7504527 Low corrosive integrated process for preparing dialkyl carbonates Mar. 17, 2009
7491837 Low corrosive integrated process for preparing dialkyl carbonates Feb. 17, 2009
7462336 Apparatus for preparing a dialkyl carbonate Dec. 9, 2008
7453007 Process for the production of unsymmetric and/or symmetric dialkyl carbonates and diols Nov. 18, 2008
7385070 Method for the catalytic conversion of alkylene carbonate Jun. 10, 2008
7351848 Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Apr. 1, 2008
7345187 Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Mar. 18, 2008
7314947 Process for making dialkyl carbonates Jan. 1, 2008
7279592 Process for making dialkyl carbonates Oct. 9, 2007
7094917 Processes for refining compositions containing dialkyl carbonates Aug. 22, 2006
7084292 Integrated process for preparing dialkyl carbonates with a circulating catalyst Aug. 1, 2006

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