Inventor

ZOELLER JOSEPH ROBERT

US40 patents

Patents

40 patents

US6903045B2Jun 7, 2005

Carbonylation catalyst supported on a carbonized polysulfonated divinylbenzene-styrene copolymer

EASTMAN CHEM CO35 citations92

US5977407ANov 2, 1999

Process for isomerically selective hydrocarboxylation of olefins

EASTMAN CHEM CO23 citations92

US5900505AMay 4, 1999

Heterogeneous vapor phase carbonylation process

EASTMAN CHEM CO39 citations90

US5710328AJan 20, 1998

Preparation of α, β-unsaturated carboxylic acids and anhydrides

EASTMAN CHEM CO29 citations89

US6265618B1Jul 24, 2001

Process for the conversion of carboxylic acids to ketones

EASTMAN CHEM CO25 citations87

US5998657ADec 7, 1999

Process for the generation of α, β-unsaturated carboxylic acids and esters using niobium catalyst

EASTMAN CHEM CO26 citations86

US5808148ASep 15, 1998

Preparation of α,β-unsaturated carboxylic acids and esters

EASTMAN CHEM CO20 citations86

US6509293B1Jan 21, 2003

Gold based heterogeneous carbonylation catalysts

EASTMAN CHEM CO15 citations84

US6452043B1Sep 17, 2002

Carbonylation of lower alkyl alcohols and their derivatives using metals supported on carbonized polysulfonated divinylbenzene-styrene copolymers

EASTMAN CHEM CO16 citations84

US6353132B1Mar 5, 2002

Vapor phase carbonylation process using group 5 metal promoted iridium catalyst

EASTMAN CHEM CO15 citations84

US6476239B1Nov 5, 2002

Process for the preparation of ascorbic acid

EASTMAN CHEM CO18 citations82

US7629491B2Dec 8, 2009

Hydrocarboxylation process

EASTMAN CHEM CO8 citations81

US6740762B2May 25, 2004

Process for ascorbic acids using alkaline earth silicate catalysts

EASTMAN CHEM CO10 citations74

US5760284AJun 2, 1998

Process and catalyst for carbonylating olefins

EASTMAN CHEM CO7 citations74

US5744026AApr 28, 1998

Catalyst system and process for benzyl ether fragmentation and coal liquefaction

EASTMAN CHEM CO6 citations74

US6617471B2Sep 9, 2003

Method for carbonylation of lower aliphatic alcohols using tin promoted iridium catalyst

EASTMAN CHEM CO12 citations73

US6355837B1Mar 12, 2002

Vapor phase carbonylation process using group 4 metal promoted iridium catalyst

EASTMAN CHEM CO11 citations73

US6355595B1Mar 12, 2002

Group 5 metal promoted iridium carbonylation catalyst

EASTMAN CHEM CO10 citations73

US6177380B1Jan 23, 2001

Iridium-gold carbonylation co-catalysts

EASTMAN CHEM CO10 citations73

US6160163ADec 12, 2000

Method for the vapor-phase carbonylation of lower aliphatic alcohols using a supported platinum catalyst and halide promoter

EASTMAN CHEM CO8 citations73

US6159896ADec 12, 2000

Iridium catalyst for carbonylation of lower aliphatic alcohols

EASTMAN CHEM CO9 citations73

US5821384AOct 13, 1998

Process for generating vinyl carboxylate esters

EASTMAN CHEM CO12 citations68

US5936117AAug 10, 1999

Carbonylation of olefins

EASTMAN CHEM CO8 citations64

US7498469B1Mar 3, 2009

Coupling of formaldehyde to glycoaldehyde using N-heterocyclic carbene catalysts

EASTMAN CHEM CO5 citations62

US6613938B2Sep 2, 2003

Method for carbonylation of lower aliphatic alcohols using tin promoted platinum catalyst

EASTMAN CHEM CO3 citations62

US6548444B2Apr 15, 2003

Tin promoted iridium catalyst for carbonylation of lower alkyl alcohols

EASTMAN CHEM CO2 citations62

US6537944B1Mar 25, 2003

Tungsten promoted catalyst for carbonylation of lower alkyl alcohols

EASTMAN CHEM CO4 citations62

US6441222B1Aug 27, 2002

Vapor phase carbonylation process using iridium-gold co-catalysts

EASTMAN CHEM CO2 citations62

US6137000AOct 24, 2000

Method for carbonylation of lower aliphatic alcohols using a supported iridium and lanthanide series catalyst

EASTMAN CHEM CO6 citations62

US7582792B2Sep 1, 2009

Carbonylation process

EASTMAN CHEM CO5 citations60

US6222070B1Apr 24, 2001

Method for reducing EDA in acetic anhydride production

EASTMAN CHEM CO4 citations58

US6248927B1Jun 19, 2001

Stabilized cyclobutanone compositions

EASTMAN CHEM CO3 citations53

US6506933B1Jan 14, 2003

Vapor phase carbonylation process using gold catalysts

EASTMAN CHEM CO1 citations52

US9421522B2Aug 23, 2016

Iridium catalysts for carbonylation

EASTMAN CHEM CO0 citations45

US6646154B2Nov 11, 2003

Method for carbonylation of lower alkyl alcohols using tungsten promoted group VIII catalyst

EASTMAN CHEM CO0 citations41

US9387469B2Jul 12, 2016

Carbonylation catalyst and process using same

EASTMAN CHEM CO0 citations31

ZOELLER JOSEPH ROBERT

Patents

Tin promoted platinum catalyst for carbonylation of lower alkyl alcohols

Preparation of vinyl acetate

Process for the preparation of vinyl acetate

Continuous process for the preparation of amines

Carbonylation catalyst supported on a carbonized polysulfonated divinylbenzene-styrene copolymer

Process for isomerically selective hydrocarboxylation of olefins

Heterogeneous vapor phase carbonylation process

Preparation of α, β-unsaturated carboxylic acids and anhydrides

Process for the conversion of carboxylic acids to ketones

Process for the generation of α, β-unsaturated carboxylic acids and esters using niobium catalyst

Preparation of α,β-unsaturated carboxylic acids and esters

Gold based heterogeneous carbonylation catalysts

Carbonylation of lower alkyl alcohols and their derivatives using metals supported on carbonized polysulfonated divinylbenzene-styrene copolymers

Vapor phase carbonylation process using group 5 metal promoted iridium catalyst

Process for the preparation of ascorbic acid

Hydrocarboxylation process

Process for ascorbic acids using alkaline earth silicate catalysts

Process and catalyst for carbonylating olefins

Catalyst system and process for benzyl ether fragmentation and coal liquefaction

Method for carbonylation of lower aliphatic alcohols using tin promoted iridium catalyst

Vapor phase carbonylation process using group 4 metal promoted iridium catalyst

Group 5 metal promoted iridium carbonylation catalyst

Iridium-gold carbonylation co-catalysts

Method for the vapor-phase carbonylation of lower aliphatic alcohols using a supported platinum catalyst and halide promoter

Iridium catalyst for carbonylation of lower aliphatic alcohols

Process for generating vinyl carboxylate esters

Carbonylation of olefins

Coupling of formaldehyde to glycoaldehyde using N-heterocyclic carbene catalysts

Method for carbonylation of lower aliphatic alcohols using tin promoted platinum catalyst

Tin promoted iridium catalyst for carbonylation of lower alkyl alcohols

Tungsten promoted catalyst for carbonylation of lower alkyl alcohols

Vapor phase carbonylation process using iridium-gold co-catalysts

Method for carbonylation of lower aliphatic alcohols using a supported iridium and lanthanide series catalyst

Carbonylation process

Method for reducing EDA in acetic anhydride production

Stabilized cyclobutanone compositions

Vapor phase carbonylation process using gold catalysts

Iridium catalysts for carbonylation

Method for carbonylation of lower alkyl alcohols using tungsten promoted group VIII catalyst

Carbonylation catalyst and process using same