Polymerisation of formaldehyde

Industry

CPC
C08G2/08

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Parent Industries

CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones Addition copolymers thereof with less than 50 molar percent of other substances

Current Industry

C08G2/08Polymerisation of formaldehyde

Industries

Patents Grantslast 30 patents

Information Patent Grant
Polyoxymethylene composition in food handling applications
- Patent number 12,091,525
- Issue date Sep 17, 2024
- Celanese International Corporation
- Qamer Zia
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low emission polyoxymethylene composition
- Patent number 11,939,464
- Issue date Mar 26, 2024
- Ticona LLC
- Sung Hye Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ammonia and ammonium hydroxide stabilizers for paraformaldehyde
- Patent number 11,897,996
- Issue date Feb 13, 2024
- Celanese International Corporation
- John Leslie Ray
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low emission polyoxymethylene composition
- Patent number 11,377,516
- Issue date Jul 5, 2022
- Ticona LLC
- Sung Hye Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Low emission polyoxymethylene composition
- Patent number 10,676,558
- Issue date Jun 9, 2020
- Ticona LLC
- Sung Hye Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyoxymethylene
- Patent number 9,765,172
- Issue date Sep 19, 2017
- BASF SE
- Laurence Pottie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing formaldehyde/CO2 copolymers
- Patent number 9,469,715
- Issue date Oct 18, 2016
- Covestro Deutschland AG
- Thomas Ernst Müller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ionic liquids in the preparation of POMs
- Patent number 8,119,822
- Issue date Feb 21, 2012
- BASF SE
- Karthikeyan Sharavanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparation of oxymethylene polymers in a homogeneous p...
- Patent number 7,943,726
- Issue date May 17, 2011
- Ticona GmbH
- Michael Haubs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polyoxymethylenes
- Patent number 7,863,393
- Issue date Jan 4, 2011
- BASF AG
- Jens Assmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polyoxymethylene dimethyl ethers from methanol...
- Patent number 7,671,240
- Issue date Mar 2, 2010
- BASF Aktiengesellschaft
- Eckhard Stroefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for removing residual monomers from polyoxymethylenes
- Patent number 7,598,339
- Issue date Oct 6, 2009
- BASF Aktiengesellschaft
- Claudius Schwittay
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing polyoxymethylene
- Patent number 7,476,718
- Issue date Jan 13, 2009
- E. I. Du Pont de Nemours
- Leslie M. Blair
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Separation of liquid mixtures in a film evaporator
- Patent number 7,414,159
- Issue date Aug 19, 2008
- BASF SE
- Eckhard Stroefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for removing methanol from formaldehyde-containing solutions
- Patent number 7,301,055
- Issue date Nov 27, 2007
- Ticona GmbH
- Michael Hoffmockel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of polyoxymethylene and suitable catalysts
- Patent number 7,112,651
- Issue date Sep 26, 2006
- BASF Aktiengesellschaft
- Hans-Helmut Görtz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Production of polyoxymethylene and suitable (II) catalysts
- Patent number 7,064,177
- Issue date Jun 20, 2006
- BASF Aktiengesellschaft
- Hans-Helmut Görtz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing trioxane, polyoxymethylene and polyoxymethyle...
- Patent number 6,653,487
- Issue date Nov 25, 2003
- Ticona GmbH
- Elke Schweers
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid mixture consisting of diesel gas oils and oxygenated compounds
- Patent number 6,534,685
- Issue date Mar 18, 2003
- Snamprogetti S.p.A.
- Renata Patrini
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the non-oxidative preparation of formaldehyde from meth...
- Patent number 6,448,448
- Issue date Sep 10, 2002
- Ticona GmbH
- Elke Schweers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of di-tertiary-peroxides
- Patent number 6,399,836
- Issue date Jun 4, 2002
- ELF Atochem S.r.l.
- Ezio Montessoro
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of trioxane and polyoxymethylene copoly...
- Patent number 6,388,102
- Issue date May 14, 2002
- Ticona GmbH
- Elke Schweers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the non-oxidative preparation of formaldehyde from meth...
- Patent number 6,339,175
- Issue date Jan 15, 2002
- Ticona GmbH
- Elke Schweers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trimerization of formaldehyde in the gas phase
- Patent number 6,313,323
- Issue date Nov 6, 2001
- Ticona GmbH
- Harald Werner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for non-oxidative production of formaldehyde from methanol
- Patent number 6,232,507
- Issue date May 15, 2001
- Ticona GmbH
- Thomas Kaiser
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for purification of formaldehyde, use thereof and plastics p...
- Patent number 6,229,053
- Issue date May 8, 2001
- Ticona GmbH
- Werner Sievers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Addition of amine to improve parafomaldehyde
- Patent number 5,898,087
- Issue date Apr 27, 1999
- Celanese International Corporation
- Hung-Cheun Cheung
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of paraformaldehyde
- Patent number 5,686,554
- Issue date Nov 11, 1997
- Patentes Y Novedades, S.L.
- Luis Eek-Vancells
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acetal copolymer and process for producing same
- Patent number 5,306,769
- Issue date Apr 26, 1994
- Asahi Kasei Kogyo Kabushiki Kaisha
- Tatsuo Sone
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing paraformaldehyde of high formaldehyde content
- Patent number 5,302,277
- Issue date Apr 12, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Yasuhiko Sakaguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polyoxymethylene Composition in Food Handling Applications
- Publication number 20240417546
- Publication date Dec 19, 2024
- CELANESE INTERNATIONAL CORPORATION
- Qamer Zia
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RECYCLING OF POLYACETAL FOR THE PRODUCTION OF POLYOXYMETHYLENE DIAL...
- Publication number 20230151180
- Publication date May 18, 2023
- Arkema France
- Jean-Luc DUBOIS
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING POLYOXYMETHYLENE POLYOXYALKYLENE COPOLYMERS
- Publication number 20220403087
- Publication date Dec 22, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Jens Langanke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Low Emission Polyoxymethylene Composition
- Publication number 20220332879
- Publication date Oct 20, 2022
- Ticona LLC
- Sung Hye Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Use of Biomass to Produce Polyoxymethylene Copolymers
- Publication number 20220049043
- Publication date Feb 17, 2022
- CELANESE INTERNATIONAL CORPORATION
- Klaus Kurz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AMMONIA AND AMMONIUM HYDROXIDE STABILIZERS FOR PARAFORMALDEHYDE
- Publication number 20220033559
- Publication date Feb 3, 2022
- Celanese International Corporation
- John Leslie Ray
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING POLYOXYMETHYLENE POLYMERS HAVING INTERMEDIATE...
- Publication number 20220002467
- Publication date Jan 6, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Markus MEURESCH
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Low Emission Polyoxymethylene Composition
- Publication number 20200262962
- Publication date Aug 20, 2020
- Ticona LLC
- Sung Hye Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyoxymethylene Composition in Food Handling Applications
- Publication number 20190367703
- Publication date Dec 5, 2019
- CELANESE INTERNATIONAL CORPORATION
- Qamer Zia
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Low Emission Polyoxymethylene Composition
- Publication number 20180291136
- Publication date Oct 11, 2018
- Ticona LLC
- Sung Hye Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyoxymethylene Nanoparticles
- Publication number 20160272807
- Publication date Sep 22, 2016
- TICONA GMBH
- Michael Haubs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING POLYOXYMETHYLENE
- Publication number 20160115270
- Publication date Apr 28, 2016
- BASF SE
- Laurence POTTIE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Making Renewable Polyoxymethylene Compositions
- Publication number 20110028609
- Publication date Feb 3, 2011
- E.I. du Pont de Nemours and Company
- James R. Lawson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Renewable Polyoxymethylene Compositions and Articles Therefrom
- Publication number 20110028631
- Publication date Feb 3, 2011
- E.I. du Pont de Nemours and Company
- James R. Lawson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
IONIC LIQUIDS IN THE PREPARATION OF POMS
- Publication number 20090275724
- Publication date Nov 5, 2009
- BASF SE Patents ,Trademarks and Licenses
- Karthikeyan Sharavanan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Producing Polyoxymethylene Dimethyl Ethers From Methanol...
- Publication number 20080207954
- Publication date Aug 28, 2008
- BASF Aktiengesellschaft
- Eckhard Stroefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Producing Polyoxymethylenes
- Publication number 20080167439
- Publication date Jul 10, 2008
- BASF Aktiengesellschaft
- Jens Assmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for removing residual monomers from polyoxymethylenes
- Publication number 20070191588
- Publication date Aug 16, 2007
- Claudius Schwittay
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for preparation of oxymethylene polymers in a homogeneous p...
- Publication number 20070185308
- Publication date Aug 9, 2007
- TICONA GmbH
- Michael Haubs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Separation of liquid mixtures in a film evaporator
- Publication number 20070106096
- Publication date May 10, 2007
- BASF Aktiengesellschaft Patents, Trademarks and Licenses GVX-C006
- Eckhard Stroefer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for preparing polyoxymethylene homo- and copolymers and app...
- Publication number 20060252912
- Publication date Nov 9, 2006
- TICONA GmbH
- Michael Hoffmockel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing polyoxymethylene
- Publication number 20060004179
- Publication date Jan 5, 2006
- Leslie M. Blair
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production of polyoxymethylene and suitable(III) catalysts
- Publication number 20050255990
- Publication date Nov 17, 2005
- Gerrit Luinstra
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production of polyoxymethylene and suitable catalysts
- Publication number 20050176924
- Publication date Aug 11, 2005
- Hans-Helmut Gortz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Production of polyoxymethylene and suitable (II) catalysts
- Publication number 20050148755
- Publication date Jul 7, 2005
- Hans-Helmut Goertz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for removing methanol from formaldehyde-containing solutions
- Publication number 20040097762
- Publication date May 20, 2004
- Michael Hoffmockel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Liquid mixture consisting of diesel gas oils and oxygenated compounds
- Publication number 20030159341
- Publication date Aug 28, 2003
- Snamprogetti S.p.A.
- Renata Patrini
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for the non-oxidative preparation of formaldehyde from meth...
- Publication number 20030065228
- Publication date Apr 3, 2003
- Elke Schweers
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for the non-oxidative preparation of formaldehyde from meth...
- Publication number 20010053865
- Publication date Dec 20, 2001
- Ticona GmbH, corporation of Germany
- Elke Schweers
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF DI-TERTIARY-PEROXIDES
- Publication number 20010005768
- Publication date Jun 28, 2001
- EZIO MONTESSORO
- C07 - ORGANIC CHEMISTRY

Polymerisation of formaldehyde

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Polyoxymethylene composition in food handling applications

Low emission polyoxymethylene composition

Ammonia and ammonium hydroxide stabilizers for paraformaldehyde

Low emission polyoxymethylene composition

Low emission polyoxymethylene composition

Process for preparing polyoxymethylene

Method for producing formaldehyde/CO2 copolymers

Ionic liquids in the preparation of POMs

Process for preparation of oxymethylene polymers in a homogeneous p...

Method for producing polyoxymethylenes

Method for producing polyoxymethylene dimethyl ethers from methanol...

Method for removing residual monomers from polyoxymethylenes

Process for producing polyoxymethylene

Separation of liquid mixtures in a film evaporator

Process for removing methanol from formaldehyde-containing solutions

Production of polyoxymethylene and suitable catalysts

Production of polyoxymethylene and suitable (II) catalysts

Process for preparing trioxane, polyoxymethylene and polyoxymethyle...

Liquid mixture consisting of diesel gas oils and oxygenated compounds

Process for the non-oxidative preparation of formaldehyde from meth...

Preparation of di-tertiary-peroxides

Process for the preparation of trioxane and polyoxymethylene copoly...

Process for the non-oxidative preparation of formaldehyde from meth...

Trimerization of formaldehyde in the gas phase

Method for non-oxidative production of formaldehyde from methanol

Method for purification of formaldehyde, use thereof and plastics p...

Addition of amine to improve parafomaldehyde

Process for the manufacture of paraformaldehyde

Acetal copolymer and process for producing same

Process for producing paraformaldehyde of high formaldehyde content

Patents Applicationslast 30 patents

Polyoxymethylene Composition in Food Handling Applications

RECYCLING OF POLYACETAL FOR THE PRODUCTION OF POLYOXYMETHYLENE DIAL...

METHOD FOR PRODUCING POLYOXYMETHYLENE POLYOXYALKYLENE COPOLYMERS

Low Emission Polyoxymethylene Composition

Use of Biomass to Produce Polyoxymethylene Copolymers

AMMONIA AND AMMONIUM HYDROXIDE STABILIZERS FOR PARAFORMALDEHYDE

PROCESS FOR PRODUCING POLYOXYMETHYLENE POLYMERS HAVING INTERMEDIATE...

Low Emission Polyoxymethylene Composition

Polyoxymethylene Composition in Food Handling Applications

Low Emission Polyoxymethylene Composition

Polyoxymethylene Nanoparticles

PROCESS FOR PREPARING POLYOXYMETHYLENE

Making Renewable Polyoxymethylene Compositions

Renewable Polyoxymethylene Compositions and Articles Therefrom

IONIC LIQUIDS IN THE PREPARATION OF POMS

Method for Producing Polyoxymethylene Dimethyl Ethers From Methanol...

Method for Producing Polyoxymethylenes

Method for removing residual monomers from polyoxymethylenes

Process for preparation of oxymethylene polymers in a homogeneous p...

Separation of liquid mixtures in a film evaporator

Process for preparing polyoxymethylene homo- and copolymers and app...

Process for producing polyoxymethylene

Production of polyoxymethylene and suitable(III) catalysts

Production of polyoxymethylene and suitable catalysts

Production of polyoxymethylene and suitable (II) catalysts

Process for removing methanol from formaldehyde-containing solutions

Liquid mixture consisting of diesel gas oils and oxygenated compounds

Process for the non-oxidative preparation of formaldehyde from meth...

Process for the non-oxidative preparation of formaldehyde from meth...

PREPARATION OF DI-TERTIARY-PEROXIDES