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Class Information
Number: 568/867
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal) > Acyclic > Polyhydroxy > Preparing from ether > From alkylene oxide
Description: Processes wherein the ether is cyclic having a ring which consists of a single oxygen and two or more carbons.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8658842 Process for producing ethylene glycol catalyzed by ionic liquid Feb. 25, 2014
8569548 Process for the preparation of alkylene glycols Oct. 29, 2013
8546592 Olefin epoxidation process Oct. 1, 2013
8536353 Process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate, or an alkanolamine Sep. 17, 2013
8480961 Method of making alkylene glycols Jul. 9, 2013
8431752 Method of making alkylene glycols Apr. 30, 2013
8389775 Process for preparing polyether alcohols Mar. 5, 2013
8378154 Process for the preparation of alkylene glycol Feb. 19, 2013
8357825 Process for the production of a 1,2-diol, a 1,2-diol ether, or an alkanolamine Jan. 22, 2013
8357813 Process for the production of an olefin oxide Jan. 22, 2013
8354562 Method of making alkylene glycols Jan. 15, 2013
8309771 Two-stage, gas phase process for the manufacture of alkylene glycol Nov. 13, 2012
8304584 Method of making alkylene glycols Nov. 6, 2012
8273925 Method and device for the production of alkylene oxide addition products Sep. 25, 2012
8247623 Catalytic process and apparatus for selective hydration of alkylene oxide Aug. 21, 2012
8217190 Processes for the production of ethylene oxide and ethylene glycol Jul. 10, 2012
8212086 Method of making alkylene glycols Jul. 3, 2012
8193374 Process for the preparation of alkylene carbonate and/or alkylene glycol Jun. 5, 2012
8173850 Alkanediol composition, process for producing the same, and cosmetic May. 8, 2012
8084632 Methods for enhancing the efficiency of rhenium-promoted epoxidation catalysts and epoxidation methods utilizing these Dec. 27, 2011
8063255 Process for the recovery of monoethylene glycol Nov. 22, 2011
8053609 Solid catalyst useful for converting an alkylene oxide to an alkylene glycol Nov. 8, 2011
8049044 Remediation process and apparatus Nov. 1, 2011
8013192 Process for preparing 1,3-propanediol Sep. 6, 2011
7960496 Method for preparing polymer polyol stabilizer using maleic anhydride, and polymer polyol stabilizer prepared thereby Jun. 14, 2011
7910069 Method of making alkylene glycols Mar. 22, 2011
7683221 Process for the production of alkylene glycols using homogeneous catalysts Mar. 23, 2010
7663005 Process for preparing an alkylene glycol Feb. 16, 2010
7658893 Method for the continuous production of propylene glycol Feb. 9, 2010
7569710 Ethylene oxide recovery process Aug. 4, 2009
7563919 Process for the preparation of an alkanediol and a dialkyl carbonate Jul. 21, 2009
7560601 Method for producing 3-methyl-1,5-pentanediol Jul. 14, 2009
7538061 One-step production of 1,3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst May. 26, 2009
7528270 Process for the production of an olefin oxide, a 1, 2-diol, a 1,2-diol ether, or an alkanolamine May. 5, 2009
7504545 Process for the preparation of alkylene glycols Mar. 17, 2009
7491856 Method of making alkylene glycols Feb. 17, 2009
7479565 Process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, or an alkanolamine Jan. 20, 2009
7462748 Process for the preparation of alkylene glycol Dec. 9, 2008
7459589 Process for the preparation of an alkylene glycol Dec. 2, 2008
7453015 Process for the preparation of alkylene glycols Nov. 18, 2008
7435858 Process for the preparation of alkylene glycols Oct. 14, 2008
7399891 Process for alcohol production by selective ether decomposition Jul. 15, 2008
7342141 Process for the preparation of alkanediol Mar. 11, 2008
7335801 Polyglycerols and production thereof Feb. 26, 2008
7230145 Catalyst for producing both end-hydroxyl group-terminated diols, process for producing the catalyst, process for producing the diols by using the catalyst, and both end-hydroxyl group-terminat Jun. 12, 2007
7196233 Process for the preparation of alkylene glycols Mar. 27, 2007
7193105 Histone deacetylase inhibitors based on trihalomethylcarbonyl compounds Mar. 20, 2007
7164048 High-purity polyalkylene glycols and preparation thereof Jan. 16, 2007
7145045 Process for the preparation of alkanediol Dec. 5, 2006
7105710 Process of preparing an alkylene glycol Sep. 12, 2006

1 2 3 4










 
 
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