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Class Information
Number: 568/620
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 > Preparing from organic hydroxy containing compound (h of -oh may be replaced by a group ia or iia light metal) > From polyhydroxy containing compound > And cyclic ether
Description: Processes which include preparing the compound by reacting an organic polyhydroxy containing compound and a cyclic ether.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7396963 |
Method for preparing metal cyanide catalyst complexes using partially miscible complexing agents |
Jul. 8, 2008 |
| 7361793 |
Method for producing tetrahydrofuran copolymers |
Apr. 22, 2008 |
| 7342140 |
Method for the production of polyetherols |
Mar. 11, 2008 |
| 7335801 |
Polyglycerols and production thereof |
Feb. 26, 2008 |
| 7312363 |
Method for activating double metallocyanide-compounds |
Dec. 25, 2007 |
| 7256317 |
Process for the preparation of surfactant alcohols and surfactant alcohol ethers, the prepared products and their use |
Aug. 14, 2007 |
| 7241926 |
Method for producing polyether alcohols |
Jul. 10, 2007 |
| 7226988 |
Method of forming polyetherols in the presence of carboxy-modified aluminum-based catalysts |
Jun. 5, 2007 |
| 7223832 |
Double-metal cyanide catalysts which can be used to prepare polyols and the processes related thereto |
May. 29, 2007 |
| 7199193 |
Polyethylene glycol compounds and process of making |
Apr. 3, 2007 |
| 7186867 |
Process for preparing reactive polyether polyols having an ethylene oxide end block |
Mar. 6, 2007 |
| 7169956 |
Double metal cyanide complex catalyst, its production process and its utilization |
Jan. 30, 2007 |
| 7119236 |
Method of preparing alkoxylation catalysts and their use in alkoxylation processes |
Oct. 10, 2006 |
| 7119162 |
Substantially monodispersed mixtures of polymers having polyethylene glycol moieties |
Oct. 10, 2006 |
| 7094933 |
Method for producing tetrahydrofurane copolymers |
Aug. 22, 2006 |
| 7053250 |
Method of preparing a polyether polyol |
May. 30, 2006 |
| 7034103 |
Process for production of polyols with hydroxide containing double metal cyanide (DMC) catalysts |
Apr. 25, 2006 |
| 7022884 |
Preparation of polyetherpolyols in the presence of a multimetal cyanide complex catalyst |
Apr. 4, 2006 |
| 7015364 |
Process for preparing polyether polyols |
Mar. 21, 2006 |
| 7012164 |
Method for continuously producing a polyether |
Mar. 14, 2006 |
| 7005552 |
Single reactor synthesis of KOH-capped polyols based on DMC-synthesized intermediates |
Feb. 28, 2006 |
| 6972317 |
Monohydric polyfluorooxetane polymer and radiation curable coatings containing a monofunctional polyfluorooxetane polymer |
Dec. 6, 2005 |
| 6930210 |
Process to produce polyether polyols |
Aug. 16, 2005 |
| 6919486 |
Polyetherols produced using aluminium phosphonate catalysts |
Jul. 19, 2005 |
| 6884826 |
Process for preparing double metal cyanide catalyzed polyols |
Apr. 26, 2005 |
| 6878661 |
Bimetallic-cyanide catalysts used for preparing polyether polyols |
Apr. 12, 2005 |
| 6858761 |
Process for preserving resin catalyst for addition reaction of alkylene oxide and utilization of this process |
Feb. 22, 2005 |
| 6818587 |
Double-metal cyanide catalysts for preparing polyether polyols |
Nov. 16, 2004 |
| 6815467 |
Methods for producing a polyol and a polymer dispersed polyol |
Nov. 9, 2004 |
| 6806348 |
Process for removing and regenerating a double metal cyanide (DMC) catalyst from a polymer polyol |
Oct. 19, 2004 |
| 6806393 |
Multimetal cyanide compounds, their preparation and their use |
Oct. 19, 2004 |
| 6780813 |
Process for producing DMC catalysts |
Aug. 24, 2004 |
| 6776925 |
Process for the preparation of polyether polyols |
Aug. 17, 2004 |
| 6770684 |
Production of flexible polyurethane foams |
Aug. 3, 2004 |
| 6762325 |
Method for production of alkoxylated compound |
Jul. 13, 2004 |
| 6753402 |
Polyester-polyether block copolymers |
Jun. 22, 2004 |
| 6734327 |
Alkoxylation process using antimony catalyst |
May. 11, 2004 |
| 6716788 |
Preparation of a double metal cyanide catalyst |
Apr. 6, 2004 |
| 6673972 |
Method for producing polyetherpolyols in the presence of a multi-metal cyanide complex catalyst |
Jan. 6, 2004 |
| 6670406 |
Process for producing polyether polyols |
Dec. 30, 2003 |
| 6664428 |
Method of producing polyetherpolyols |
Dec. 16, 2003 |
| 6646145 |
Processes for preparing alkoxylated nonionic surfactants using hydrotalcite catalysts |
Nov. 11, 2003 |
| 6642423 |
Polymerization of ethylene oxide using metal cyanide catalysts |
Nov. 4, 2003 |
| 6624321 |
Process for the preparation of polyether polyols |
Sep. 23, 2003 |
| 6608231 |
Double-metal cyanide catalysts for producing polyether polyols |
Aug. 19, 2003 |
| 6576799 |
Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants |
Jun. 10, 2003 |
| 6569981 |
Crystallizing polyether polyols, a method for producing them and use of the same |
May. 27, 2003 |
| 6531566 |
Polyoxyalkylenepolyols and process for producing ring-opened polymer |
Mar. 11, 2003 |
| 6512146 |
Process for preparing a dialkyl acetal of a C8 to C30 aldehyde |
Jan. 28, 2003 |
| 6504062 |
Process for the preparation of odor-lean polyether polyols |
Jan. 7, 2003 |
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