Denka Chemical Corporation

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of maleic anhydride
- Patent number 4,596,878
- Issue date Jun 24, 1986
- Denka Chemical Corporation
- Gaylon T. Click
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Maleic anhydride process
- Patent number 4,565,880
- Issue date Jan 21, 1986
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Steam regeneration of phosphorus treated vanadium-phosphorus-oxygen...
- Patent number 4,515,899
- Issue date May 7, 1985
- Denka Chemical Corporation
- Gaylon T. Click
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for instantaneous peptization of chloroprene-sulfur copolymers
- Patent number 4,481,313
- Issue date Nov 6, 1984
- Denka Chemical Corporation
- Edward M. Banta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst structure for the partial oxidation of n-butane to produce...
- Patent number 4,283,307
- Issue date Aug 11, 1981
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polychloroprene treated with alkylated diaryl amine
- Patent number 4,283,510
- Issue date Aug 11, 1981
- Denka Chemical Corporation
- Nathan L. Turner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Partial oxidation catalyst
- Patent number 4,251,390
- Issue date Feb 17, 1981
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Viscosity stabilized chloroprene-sulfur copolymers
- Patent number 4,250,083
- Issue date Feb 10, 1981
- Denka Chemical Corporation
- Gaylon T. Click
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst treatment
- Patent number RE30430
- Issue date Nov 4, 1980
- Denka Chemical Corporation
- Ralph O. Kerr
- 260 - Chemistry of carbon compounds
Information Patent Grant
Sulfur modified polychloroprene with improved storage stability
- Patent number 4,225,682
- Issue date Sep 30, 1980
- Denka Chemical Corporation
- Hubert R. O'Neal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polychloroprene plasticized with corn oil
- Patent number 4,220,574
- Issue date Sep 2, 1980
- Denka Chemical Corporation
- Rosario J. Perrone
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polychloroprene non-phasing solvent cements
- Patent number 4,212,780
- Issue date Jul 15, 1980
- Denka Chemical Corporation
- Kenneth D. Fitzgerald
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing stable, liquid tetrahydrophthalic anhydride fo...
- Patent number 4,203,905
- Issue date May 20, 1980
- Denka Chemical Corporation
- Marvin Z. Woskow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing anhydride from alkanes
- Patent number 4,202,826
- Issue date May 13, 1980
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst preparative method
- Patent number 4,179,404
- Issue date Dec 18, 1979
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of 1,4-butanediol
- Patent number 4,172,961
- Issue date Oct 30, 1979
- Denka Chemical Corporation
- James D. Henery
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of dicarboxylic anhydrides
- Patent number 4,167,516
- Issue date Sep 11, 1979
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel sulfur compound modifiers for chloroprene polymerization
- Patent number 4,160,079
- Issue date Jul 3, 1979
- Denka Chemical Corporation
- Morris S. Edmondson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oxidation catalysts and process for preparing anhydride from alkanes
- Patent number 4,158,671
- Issue date Jun 19, 1979
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxidation catalysts and process for preparing anhydride from alkanes
- Patent number 4,153,577
- Issue date May 8, 1979
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process of preparing anhydrides from alkanes
- Patent number 4,152,338
- Issue date May 1, 1979
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing maleic anhydride from C.sub.4 hydrocarbons
- Patent number 4,152,339
- Issue date May 1, 1979
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing haloprene
- Patent number 4,132,741
- Issue date Jan 2, 1979
- Denka Chemical Corporation
- Alfio J. Besozzi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stable polychloroprene latex
- Patent number 4,128,514
- Issue date Dec 5, 1978
- Denka Chemical Corporation
- Kenneth D. Fitzgerald
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst and process for preparing maleic anhydride from C.sub.4 hy...
- Patent number 4,123,388
- Issue date Oct 31, 1978
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chloroprene-sulfur polymerization with di(O-alkylthionothiolcarbono...
- Patent number 4,121,033
- Issue date Oct 17, 1978
- Denka Chemical Corporation
- Morris S. Edmondson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oxidation catalysts and process for preparing anhydride from alkanes
- Patent number 4,105,586
- Issue date Aug 8, 1978
- Denka Chemical Corporation
- Ralph O. Kerr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polychloroprene powders
- Patent number 4,098,989
- Issue date Jul 4, 1978
- Denka Chemical Corporation
- Nathan L. Turner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing maleic anhydride from C.sub.4 hydrocarbons
- Patent number 4,097,498
- Issue date Jun 27, 1978
- Denka Chemical Corporation
- Bruno J. Barone
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for recovering high purity cis-1,4-dichlorobutene-2
- Patent number 4,089,751
- Issue date May 16, 1978
- Denka Chemical Corporation
- Lawrence A. Smith
- C07 - ORGANIC CHEMISTRY

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Trademarklast 30 trademarks

Information Trademark
73207923 - DENKA USA
- Serial number 73207923
- Registration number 1192677
- Filing date Mar 19, 1979
- Denka Chemical Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73207711 - DENKA USA
- Serial number 73207711
- Registration number 1191449
- Filing date Mar 16, 1979
- Denka Chemical Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry

Denka Chemical Corporation

Organization

Patents Grantslast 30 patents

Process for the production of maleic anhydride

Maleic anhydride process

Steam regeneration of phosphorus treated vanadium-phosphorus-oxygen...

Process for instantaneous peptization of chloroprene-sulfur copolymers

Catalyst structure for the partial oxidation of n-butane to produce...

Polychloroprene treated with alkylated diaryl amine

Partial oxidation catalyst

Viscosity stabilized chloroprene-sulfur copolymers

Catalyst treatment

Sulfur modified polychloroprene with improved storage stability

Polychloroprene plasticized with corn oil

Polychloroprene non-phasing solvent cements

Method for preparing stable, liquid tetrahydrophthalic anhydride fo...

Process for preparing anhydride from alkanes

Catalyst preparative method

Production of 1,4-butanediol

Preparation of dicarboxylic anhydrides

Novel sulfur compound modifiers for chloroprene polymerization

Oxidation catalysts and process for preparing anhydride from alkanes

Oxidation catalysts and process for preparing anhydride from alkanes

Process of preparing anhydrides from alkanes

Process for preparing maleic anhydride from C.sub.4 hydrocarbons

Process for producing haloprene

Stable polychloroprene latex

Catalyst and process for preparing maleic anhydride from C.sub.4 hy...

Chloroprene-sulfur polymerization with di(O-alkylthionothiolcarbono...

Oxidation catalysts and process for preparing anhydride from alkanes

Polychloroprene powders

Process for preparing maleic anhydride from C.sub.4 hydrocarbons

Process for recovering high purity cis-1,4-dichlorobutene-2

Trademarklast 30 trademarks

73207923 - DENKA USA

73207711 - DENKA USA