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Class Information
Number: 568/678
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ethers > Acyclic > Polyoxy > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal)
Description: Compounds which contain a hydroxy group.










Sub-classes under this class:

Class Number Class Name Patents
568/679 Polyether 186
568/680 Polyhydroxy 131


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8642816 Method for isolating di-trimethylol propane Feb. 4, 2014
8541629 Heterocyclic amine catalyst compositions for the alkoxylation of alcohols to glycol ethers Sep. 24, 2013
8471048 Ruthenium carbonyl complex having tridentate ligand, its production method and use Jun. 25, 2013
8314271 Selective preparation of some 2-alkoxy-ethanol derivatives Nov. 20, 2012
8273921 Polyglycerol monoether and process for producing the same Sep. 25, 2012
7754926 Production process of 3-alkoxy-1-propanols, and 3-alkoxy-1-propanols obtained by the production process Jul. 13, 2010
7732646 Crosslinking agent based on linear hydroxypolyallyl ether Jun. 8, 2010
7446233 Surface modifier Nov. 4, 2008
7423186 Process for preparing alkoxy-pure alkaline earth alkoxides Sep. 9, 2008
7199193 Polyethylene glycol compounds and process of making Apr. 3, 2007
6846961 Preparation of 1-methoxy-2-propanol Jan. 25, 2005
6821308 Polyoxyalkylene monoethers with reduced water affinity Nov. 23, 2004
6765116 Process of preparing a fluid rare earth alkoxylation catalyst Jul. 20, 2004
6713599 Formation of polymer polyols with a narrow polydispersity using double metal cyanide (DMC) catalysts Mar. 30, 2004
6660890 Production of optically active .alpha.-hydroxyacetals Dec. 9, 2003
6620975 Process for making butyl ethers of glycols Sep. 16, 2003
6617475 Preparation of optically active .alpha.-hydroxyethers Sep. 9, 2003
6608230 Single-stage method for producing .alpha.-hydroxy ethers by oxidizing C=C unsaturated compounds with hydroperoxides Aug. 19, 2003
6593500 Process for alkoxylation with a boron-containing catalyst Jul. 15, 2003
6506947 Fluorinated diol and method for the production thereof Jan. 14, 2003
6428647 Organic solvent composition for film transfer and a method for wet transferring of transfer film Aug. 6, 2002
6417408 Production process for (poly)alkylene glycol monoalkyl ether Jul. 9, 2002
6403541 Oil filter clogging preventing agent and oil filter clogging preventing method, and engine oil compositions comprising said oil filter clogging preventing agent Jun. 11, 2002
6380439 Single-stage method for producing .alpha.-hydroxy ethers by oxidizing C=C-unsaturated compounds with hydroperoxides Apr. 30, 2002
6365541 Alkoxylation catalyst Apr. 2, 2002
6291720 Synthesis of glycol ethers Sep. 18, 2001
6291714 Continuous process for effecting gas liquid reactions Sep. 18, 2001
6245948 Preparation of tetrahydrofuran from dialkoxybutenes Jun. 12, 2001
6239316 Optically active secondary alcohol and process for the production thereof May. 29, 2001
6153736 Modified ether glyceroglycolipids Nov. 28, 2000
6130346 Process for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxide Oct. 10, 2000
6121499 Process for producing polyhydroxy ethers and unsymmetrical polyhydroxy ethers obtainable with the process Sep. 19, 2000
6100433 Process for preparing 3-methoxy-1-propanol Aug. 8, 2000
6037482 Process for catalytic addition of nucleophiles to alkynes or allenes Mar. 14, 2000
5994595 Production process for (poly)alkylene glycol monoalkyl ether Nov. 30, 1999
5986147 Method and solution for removal of poly chlorinated biphenyl Nov. 16, 1999
5922903 Falling film reactor with corrugated plates Jul. 13, 1999
5844115 Alkoxylation process Dec. 1, 1998
5840995 Precursor for alkoxylation catalysts Nov. 24, 1998
5821391 Process for preparing 3-oxyalkylpropan-1-ols Oct. 13, 1998
5780687 Process for preparing 3-oxyalkylpropan-1-ols Jul. 14, 1998
5728796 Process to react epoxide-containing compounds and aliphatic alcohols Mar. 17, 1998
5723683 Separation of monoethers from diethers Mar. 3, 1998
5723696 Process for the production of polyglycerols Mar. 3, 1998
5600020 Process for the preparation of alkoxylates using ester compounds as catalyst Feb. 4, 1997
5446210 Process for the production of polyol ethers Aug. 29, 1995
5362835 Production of compounds Nov. 8, 1994
5349110 Synthesis of low molecular weight glycol ethers from oxiranes plus olefins Sep. 20, 1994
5342903 Process for the preparation of adducts of epoxides and alcohols Aug. 30, 1994
5321167 Method of manufacturing nonionic surfactants low in alkylene oxides and low in 1,4-dioxane, using alkali metal alkoxides as catalysts Jun. 14, 1994

1 2 3 4










 
 
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