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Class Information
Number: 568/454
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Aldehydes > Acyclic > Processes > Hydroformylation by reacting ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen > Group va element (n, p, as, sb, or bi) containing material utilized (e.g., arsenic containing ligand utilized, etc.)
Description: Processes wherein a material containing nitrogen, phosphorus, arsenic, antimony, or bismuth is utilized in the hydroformylation reaction in any way, e.g., as a catalyst, solvent, etc.










Sub-classes under this class:

Class Number Class Name Patents
568/455 Nitrogen containing material utilized 122


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8710276 Catalyst compositions for hydroformylation reaction and hydroformylation process using the same Apr. 29, 2014
8710275 Catalysts and process for producing aldehydes Apr. 29, 2014
8692027 Catalysts and processes for preparing aldehydes Apr. 8, 2014
8680302 Method for producing alcohol compound Mar. 25, 2014
8664451 Controlling the normal:ISO aldehyde ratio in a mixed ligand hydroformylation process by controlling the olefin partial pressure Mar. 4, 2014
8598390 Controlling the normal:ISO aldehyde ratio in a mixed ligand hydroformylation process Dec. 3, 2013
8598389 Controlling the normal:iso aldehyde ratio in a mixed ligand hydroformylation process by controlling the syngas partial pressure Dec. 3, 2013
8586800 Gas phase hydroformylation process Nov. 19, 2013
8541627 Hydroformylation process including catalyst recycle Sep. 24, 2013
8513469 Hydroformylation process with doubly open-ended bisphosphite ligand Aug. 20, 2013
8513468 Process for removing degradation acids from hydroformylation reactions Aug. 20, 2013
8507731 Hydroformylation process using a symmetric bisphosphite ligand for improved control over product isomers Aug. 13, 2013
8466306 Sulfonated organophosphine compounds and use in hydroformylation processes Jun. 18, 2013
8461394 Process for preparing C.sub.5 aldehyde mixtures with a high n-pentanal content Jun. 11, 2013
8445728 Method for reprocessing a liquid hydroformylation product May. 21, 2013
8426651 Catalyst composition for hydroformylation and method for producing aldehyde using the same Apr. 23, 2013
8404902 Method for separating 1-butene from C.sub.4-containing hydrocarbon streams by hydroformylation Mar. 26, 2013
8404903 Process of controlling heavies in a recycle catalyst stream Mar. 26, 2013
8394978 Sulfonated organophosphine compounds and use thereof in hydroformylation processes Mar. 12, 2013
8226829 Method for separating organic transition metal complex catalysts Jul. 24, 2012
8178730 Processes related to the hydroformylation of butenes May. 15, 2012
8178729 Hydroformylation process May. 15, 2012
8134031 Extraction process for aldehyde product separation and catalyst recovery Mar. 13, 2012
8110709 Stabilization of hydroformylation catalysts based on phosphoramide ligands Feb. 7, 2012
8053605 Phosphorus-containing catalyst composition and hydroformylation process using the same Nov. 8, 2011
8049043 Processes related to the hydroformylation of butenes Nov. 1, 2011
8022256 Hydroformylation of butenes comprising isobutylene Sep. 20, 2011
8017810 Hydroformulation process Sep. 13, 2011
8017811 Hydroformylation process Sep. 13, 2011
8003816 Bisphosphite ligands for hydroformylation catalyzed by transition metals Aug. 23, 2011
7943801 Catalyst composition including phosphite ligands and hydroformylation method using the same May. 17, 2011
7935851 Isobutylene May. 3, 2011
7935850 Process for hydroformylation of propylene May. 3, 2011
7928267 Phosphite containing catalysts for hydroformylation processes Apr. 19, 2011
7906688 Calixarene bisphosphite ligand for use in hydroformylation processes Mar. 15, 2011
7872156 Fluorophosphite containing catalysts for hydroformylation processes Jan. 18, 2011
7872157 Phosphonite containing catalysts for hydroformylation processes Jan. 18, 2011
7863487 Hydroformylation process with improved control over product isomers Jan. 4, 2011
7858787 Process for producing olefins Dec. 28, 2010
7790932 Hydroformylation process Sep. 7, 2010
7781620 Hydroformylation process Aug. 24, 2010
7781621 Hydroformylation method involving a cobalt-based catalyst in a non-aqueous ionic liquid Aug. 24, 2010
7767862 Ligand, catalyst and process for hydroformylation Aug. 3, 2010
7767864 Process for the hydroformylation of ethylenically unsaturated compounds Aug. 3, 2010
7745666 Method for producing aldehyde using bisphosphite and group 8-10 metal compound, and such bisphosphite Jun. 29, 2010
7674937 Hydroformylation catalysts Mar. 9, 2010
7663002 Hydroformylation process and product separation with improved recovery of rhodium Feb. 16, 2010
7612241 Hydroformylation process Nov. 3, 2009
7586010 Phosphonite-containing catalysts for hydroformylation processes Sep. 8, 2009
7582802 Propylene hydroformylation Sep. 1, 2009

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