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Class Information
Number: 568/613
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 > Acyclic
Description: Compounds which do not include a ring.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7560599 |
Method for preparing polymethoxymethylal |
Jul. 14, 2009 |
| 7435857 |
Method for producing pure .alpha.-alkoxy-.OMEGA.-hydroxy-polyalkylene glycols |
Oct. 14, 2008 |
| 7226988 |
Method of forming polyetherols in the presence of carboxy-modified aluminum-based catalysts |
Jun. 5, 2007 |
| 7223803 |
Polyethylene (glycol) derivatives with proximal reactive groups |
May. 29, 2007 |
| 7141539 |
Process for producing detergent molecules comprising an ether linkage from butadiene |
Nov. 28, 2006 |
| 7119162 |
Substantially monodispersed mixtures of polymers having polyethylene glycol moieties |
Oct. 10, 2006 |
| 7071364 |
Branched primary alcohol compositions and derivatives thereof |
Jul. 4, 2006 |
| 7030278 |
Polyethylene(Glycol) derivatives with proximal reactive groups |
Apr. 18, 2006 |
| 7015364 |
Process for preparing polyether polyols |
Mar. 21, 2006 |
| 6936576 |
Refrigerating machine oil, and fluid composition for refrigerating machine |
Aug. 30, 2005 |
| 6919305 |
Solid detergent compositions and methods of preparing the same |
Jul. 19, 2005 |
| 6906230 |
Method for producing alcohol surfactants and alcohol ether surfactants, the products obtained and their use |
Jun. 14, 2005 |
| 6878661 |
Bimetallic-cyanide catalysts used for preparing polyether polyols |
Apr. 12, 2005 |
| 6864395 |
Acetylenic diol ethylene oxide/propylene oxide adducts and processes for their manufacture |
Mar. 8, 2005 |
| 6864327 |
Heterobifunctional poly(ethylene glycol) derivatives and methods for their preparation |
Mar. 8, 2005 |
| 6858580 |
Mixtures of drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same |
Feb. 22, 2005 |
| 6858736 |
Hexa-arm polyethylene glycol and its derivatives and the methods of preparation thereof |
Feb. 22, 2005 |
| 6835802 |
Methods of synthesizing substantially monodispersed mixtures of polymers having polyethylene glycol moieties |
Dec. 28, 2004 |
| 6818587 |
Double-metal cyanide catalysts for preparing polyether polyols |
Nov. 16, 2004 |
| 6815530 |
Substantiallymonodispersed mixtures of polymers having polyethylene glycol moieties |
Nov. 9, 2004 |
| 6812367 |
Polyethylene glycol and process for producing the same |
Nov. 2, 2004 |
| 6806393 |
Multimetal cyanide compounds, their preparation and their use |
Oct. 19, 2004 |
| 6805141 |
Mixtures of gemini surfactants and fatty alcohol alkoxylates in rinse agents |
Oct. 19, 2004 |
| 6797687 |
Gemini surfactant compositions |
Sep. 28, 2004 |
| 6794345 |
Gemini surfactants |
Sep. 21, 2004 |
| 6780813 |
Process for producing DMC catalysts |
Aug. 24, 2004 |
| 6777384 |
Gemini surfactants |
Aug. 17, 2004 |
| 6776925 |
Process for the preparation of polyether polyols |
Aug. 17, 2004 |
| 6747164 |
Use of amine compounds with improved biodegradability as adjuvants for pesticides and fertilizers |
Jun. 8, 2004 |
| 6713452 |
Mixtures of calcitonin drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same |
Mar. 30, 2004 |
| 6709645 |
Synthesis of labeled metabolites |
Mar. 23, 2004 |
| 6699961 |
DMC complex catalyst and process for its preparation |
Mar. 2, 2004 |
| 6670406 |
Process for producing polyether polyols |
Dec. 30, 2003 |
| 6666217 |
Gemini surfactants in cleaning compositions |
Dec. 23, 2003 |
| 6608231 |
Double-metal cyanide catalysts for producing polyether polyols |
Aug. 19, 2003 |
| 6608230 |
Single-stage method for producing .alpha.-hydroxy ethers by oxidizing C=C unsaturated compounds with hydroperoxides |
Aug. 19, 2003 |
| 6570041 |
Polyoxytetramethylene glycol and process for producing the same |
May. 27, 2003 |
| 6534685 |
Liquid mixture consisting of diesel gas oils and oxygenated compounds |
Mar. 18, 2003 |
| 6448371 |
Process for the purification of aldehyde impurities |
Sep. 10, 2002 |
| 6448369 |
Heterobifunctional poly(ethylene glycol) derivatives and methods for their preparation |
Sep. 10, 2002 |
| 6437025 |
Poly(ethylene glycol) derivatives with proximal reactive groups |
Aug. 20, 2002 |
| 6437195 |
Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by dehydrogenation of methanol |
Aug. 20, 2002 |
| 6420320 |
High molecular weight polyols, process for preparation and use thereof |
Jul. 16, 2002 |
| 6410801 |
Continuous process for the production of polyether polyols |
Jun. 25, 2002 |
| 6403842 |
Processes for producing poly(alkylene ether) glycol |
Jun. 11, 2002 |
| 6391820 |
Bi-metallic-cyanide catalysts used for preparing polyether polyols |
May. 21, 2002 |
| 6392102 |
Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of formaldehyde formed by oxidation of dimethyl ether |
May. 21, 2002 |
| 6380439 |
Single-stage method for producing .alpha.-hydroxy ethers by oxidizing C=C-unsaturated compounds with hydroperoxides |
Apr. 30, 2002 |
| 6376721 |
Process for alkoxylation in the presence of rare earth triflimides |
Apr. 23, 2002 |
| 6372927 |
Process for preparing alkylene oxide adducts |
Apr. 16, 2002 |
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