Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety

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CPC
C07C273/1872

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CCHEMISTRY METALLURGY C07Organic chemistry C07CACYCLIC OR CARBOCYCLIC COMPOUNDS C07C273/00Preparation of urea or its derivatives

Current Industry

C07C273/1872Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety

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Patents Grantslast 30 patents

Information Patent Grant
Method for converting monoisocyanates to ureas
- Patent number 12,091,377
- Issue date Sep 17, 2024
- Dow Global Technologies LLC
- Robert E. Hefner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing biuret polyisocyanate
- Patent number 9,701,624
- Issue date Jul 11, 2017
- Wanhua Chemical Group Co., Ltd.
- Bin Shi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of biuret-containing polyisocyanates
- Patent number 7,022,874
- Issue date Apr 4, 2006
- BASF Aktiengesellschaft
- Bernd Bruchmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and device for preparing (cyclo)aliphatic biuret groups-con...
- Patent number 6,066,759
- Issue date May 23, 2000
- BASF Aktiengesellschaft
- Wolfgang Heider
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of biuret-containing polyisocyanates
- Patent number 5,641,851
- Issue date Jun 24, 1997
- BASF Aktiengesellschaft
- Stefan Wolff
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of highly elastic plastics
- Patent number 5,159,046
- Issue date Oct 27, 1992
- Bayer Aktiengesellschaft
- Gerhard Grogler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of polyisocyanates which have a biuret s...
- Patent number 4,625,052
- Issue date Nov 25, 1986
- Bayer Aktiengesellschaft
- Klaus Konig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pharmaceutical composition containing 1,3,5-substituted biuret comp...
- Patent number 4,350,700
- Issue date Sep 21, 1982
- Taiho Pharmaceutical Company, Limited
- Hajime Fujimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pharmaceutical composition containing 1,3,5-substituted biuret comp...
- Patent number 4,287,207
- Issue date Sep 1, 1981
- Taiho Pharmaceutical Company, Limited
- Hajime Fujmura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for preparing biuret-structure polyisocyanates
- Patent number 4,218,390
- Issue date Aug 19, 1980
- Mikhail G. Brusilovsky
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of bisulphite adducts of biruet-polyisocyanates
- Patent number 4,144,268
- Issue date Mar 13, 1979
- Commonwealth Scientific and Industrial Research Organization
- Geoffrey B. Guise
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the preparation of polyisocyanates containing urethane...
- Patent number 4,124,569
- Issue date Nov 7, 1978
- Bayer Aktiengesellschaft
- Manfred Bock
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of water-soluble or water-dispersible bl...
- Patent number 4,098,933
- Issue date Jul 4, 1978
- Bayer Aktiengesellschaft
- Tilo Burkhardt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the partial carbodiimidization of organic isocyanates
- Patent number 4,088,665
- Issue date May 9, 1978
- Bayer Aktiengesellschaft
- Kurt Findeisen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tri-functional isocyanate crosslinking agents for hydroxy-terminate...
- Patent number 4,072,702
- Issue date Feb 7, 1978
- The United States of America as represented by the Secretary of the Army
- Chester W. Huskins
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of biuret polyisocyanates
- Patent number 4,051,165
- Issue date Sep 27, 1977
- Bayer Aktiengesellschaft
- Kuno Wagner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4,6-Substituted-3,5-dioxo-1,2,4,6-thiatriazines
- Patent number 4,007,175
- Issue date Feb 8, 1977
- Chevron Research Company
- Hans Georg Franke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of polyisocyanates with a biuret structure
- Patent number 3,976,622
- Issue date Aug 24, 1976
- Bayer Aktiengesellschaft
- Kuno Wagner
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Biuret polyisocyanates
- Patent number 3,954,825
- Issue date May 4, 1976
- E. I. Du Pont de Nemours and Company
- William Joseph Touhey
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3915688
- Patent number 3,915,688
- Issue date Oct 28, 1975
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3903127
- Patent number 3,903,127
- Issue date Sep 2, 1975
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3862973
- Patent number 3,862,973
- Issue date Jan 28, 1975
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3817993
- Patent number 3,817,993
- Issue date Jun 18, 1974
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3770717
- Patent number 3,770,717
- Issue date Nov 6, 1973
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3711273
- Patent number 3,711,273
- Issue date Jan 16, 1973
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3642621
- Patent number 3,642,621
- Issue date Feb 15, 1972
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3556766
- Patent number 3,556,766
- Issue date Jan 19, 1971
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3526652
- Patent number 3,526,652
- Issue date Sep 1, 1970
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3509143
- Patent number 3,509,143
- Issue date Apr 28, 1970
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3507864
- Patent number 3,507,864
- Issue date Apr 21, 1970
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
IODINE LABELED HYDROGELS AND PRECURSORS THEREOF WITH IMPROVED PROPE...
- Publication number 20240076266
- Publication date Mar 7, 2024
- Boston Scientific Scimed, Inc.
- Joseph Thomas Delaney
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR CONVERTING MONOISOCYANATES TO UREAS
- Publication number 20220002237
- Publication date Jan 6, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Robert E. Hefner
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method For Preparing Biuret Polyisocyanate
- Publication number 20160311765
- Publication date Oct 27, 2016
- WANHUA CHEMICAL GROUP CO., LTD.
- Bin Shi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING COLOURLESS POLYISOCYANATES THAT CONTAIN BIURET...
- Publication number 20090292098
- Publication date Nov 26, 2009
- BASF Aktiengesellschaft
- Eva Wagner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PREPARATION OF BIURET-CONTAINING POLYISOCYANATES
- Publication number 20030120108
- Publication date Jun 26, 2003
- BERND BRUCHMANN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for converting monoisocyanates to ureas

Method for preparing biuret polyisocyanate

Preparation of biuret-containing polyisocyanates

Process and device for preparing (cyclo)aliphatic biuret groups-con...

Preparation of biuret-containing polyisocyanates

Process for the preparation of highly elastic plastics

Process for the production of polyisocyanates which have a biuret s...

Pharmaceutical composition containing 1,3,5-substituted biuret comp...

Pharmaceutical composition containing 1,3,5-substituted biuret comp...

Method for preparing biuret-structure polyisocyanates

Preparation of bisulphite adducts of biruet-polyisocyanates

Process for the preparation of polyisocyanates containing urethane...

Process for the production of water-soluble or water-dispersible bl...

Process for the partial carbodiimidization of organic isocyanates

Tri-functional isocyanate crosslinking agents for hydroxy-terminate...

Preparation of biuret polyisocyanates

2,4,6-Substituted-3,5-dioxo-1,2,4,6-thiatriazines

Process for the production of polyisocyanates with a biuret structure

Biuret polyisocyanates

3915688

3903127

3862973

3817993

3770717

3711273

3642621

3556766

3526652

3509143

3507864

Patents Applicationslast 30 patents

IODINE LABELED HYDROGELS AND PRECURSORS THEREOF WITH IMPROVED PROPE...

METHOD FOR CONVERTING MONOISOCYANATES TO UREAS

Method For Preparing Biuret Polyisocyanate

METHOD FOR PRODUCING COLOURLESS POLYISOCYANATES THAT CONTAIN BIURET...

PREPARATION OF BIURET-CONTAINING POLYISOCYANATES