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Class Information
Number: 568/606
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ethers > Plural oxyalkylene groups bonded directly to each other
Description: Compounds which contain two or more successive oxyalkylene groups.










Sub-classes under this class:

Class Number Class Name Patents
568/613 Acyclic 190
568/607 Benzene ring containing 116
568/612 Polycyclo alicyclic ring system 23


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8618337 Process for preparing polyether alcohols Dec. 31, 2013
8431639 Wetting additive and composition including the same Apr. 30, 2013
8293202 Compositions and methods for coagulating silica from mineral processing streams Oct. 23, 2012
8236869 Polyether polyol, rigid polyurethane foam and processes for production thereof Aug. 7, 2012
8034980 Method for producing polyether polyols Oct. 11, 2011
7906577 Latex binders, aqueous coatings and paints having freeze-thaw stability and methods for using same Mar. 15, 2011
7781563 Preparing method of methoxypolyethyleneglycol and its derivatives Aug. 24, 2010
7750191 Method for producing polyether alcohols Jul. 6, 2010
7629487 Alkaline earth-based alkoxylation catalysts Dec. 8, 2009
7435857 Method for producing pure .alpha.-alkoxy-.OMEGA.-hydroxy-polyalkylene glycols Oct. 14, 2008
7223803 Polyethylene (glycol) derivatives with proximal reactive groups May. 29, 2007
7119236 Method of preparing alkoxylation catalysts and their use in alkoxylation processes Oct. 10, 2006
7030278 Polyethylene(Glycol) derivatives with proximal reactive groups Apr. 18, 2006
6933415 Low-VOC aqueous coating compositions with excellent freeze-thaw stability Aug. 23, 2005
6878682 Capped nonionic surfactants Apr. 12, 2005
6869543 Amine-initiated polyether polyols and a process for their production Mar. 22, 2005
6864395 Acetylenic diol ethylene oxide/propylene oxide adducts and processes for their manufacture Mar. 8, 2005
6858761 Process for preserving resin catalyst for addition reaction of alkylene oxide and utilization of this process Feb. 22, 2005
6835325 Crosslinking agent based on polyallyl ether compound Dec. 28, 2004
6821308 Polyoxyalkylene monoethers with reduced water affinity Nov. 23, 2004
6790890 Aqueous compositions of perfluoropolyether phosphates and use thereof to confer oleo-repellence to paper Sep. 14, 2004
6747164 Use of amine compounds with improved biodegradability as adjuvants for pesticides and fertilizers Jun. 8, 2004
6740686 Process for the manufacture of polyurethane foam, amine polyesterpolyol used in this process and foam obtained May. 25, 2004
6740358 Reactive coalescents May. 25, 2004
6709645 Synthesis of labeled metabolites Mar. 23, 2004
6699961 DMC complex catalyst and process for its preparation Mar. 2, 2004
6683222 Polyether-polyol compound Jan. 27, 2004
6664365 Process for producing poly(alkylene oxide) in the presence of a phosphazenium salt or compound Dec. 16, 2003
6653487 Process for preparing trioxane, polyoxymethylene and polyoxymethylene copolymers Nov. 25, 2003
6599952 Polyether polyols with increased functionality Jul. 29, 2003
6573412 Chain-coupled polymeric alkoxide compounds having controlled viscosity Jun. 3, 2003
6548564 Polyether polyols with increased functionality Apr. 15, 2003
6533830 Polyalkene alcohol-polyalkoxylates and their use in fuels and lubricants Mar. 18, 2003
6534685 Liquid mixture consisting of diesel gas oils and oxygenated compounds Mar. 18, 2003
6509509 Process for the preparation of perfluoropolyoxyalkylenes with hydroxyl end groups Jan. 21, 2003
6506945 Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants Jan. 14, 2003
6458918 Method for producing partially crystalline polyether polyols Oct. 1, 2002
6451926 Coating compositions based on polyether alcohols prepared from 3,4-epoxy-1-butene Sep. 17, 2002
6437194 Process for preparing an alkylcyclohexanol alkylene oxide adduct Aug. 20, 2002
6410801 Continuous process for the production of polyether polyols Jun. 25, 2002
6395083 Method for producing a cement admixture, concrete and fluorine-containing oxyalkylene compounds May. 28, 2002
6388048 Complexing agent-modified trimetal cyanide catalyst May. 14, 2002
6384183 Metal hexacyanocobaltate nitroferricyanide complexes May. 7, 2002
6376721 Process for alkoxylation in the presence of rare earth triflimides Apr. 23, 2002
6376645 Complexing agent-modified hexacyanometallate hexanitrometallate catalysts Apr. 23, 2002
6372927 Process for preparing alkylene oxide adducts Apr. 16, 2002
6362254 Poly(ethylene glycol) derivatives with proximal reactive groups Mar. 26, 2002
6362140 High molecular weight polyols, process for preparation and use thereof Mar. 26, 2002
6350919 Preparation of polyoxymethylene dialkane ethers, by catalytic conversion of formaldehyde formed by dehydrogenation of methanol or dimethyl ether Feb. 26, 2002
6346643 Process for the preparation of diesters of poly(oxyalkylene glycol) and amino acids Feb. 12, 2002

1 2 3 4










 
 
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