Tjerk O. Boonstra

Person

SK Duiven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Salts, crystals, complexes, and derivatives of threonine diacetic a...
- Patent number 9,416,095
- Issue date Aug 16, 2016
- Akzo Nobel Chemicals International B.V.
- Axel Carstens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process to prepare a chelating agent or precursor thereof using a c...
- Patent number 9,334,232
- Issue date May 10, 2016
- Akzo Nobel Chemicals International B.V.
- Hans Lammers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Glutamic acid N,N-diacetic amide, glutamic acid N-acetic amide N-ac...
- Patent number 9,080,133
- Issue date Jul 14, 2015
- Akzo Nobel N.V.
- Tjerk Oedse Boonstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrochemical process to prepare chemicals using a cyanide salt
- Patent number 8,956,520
- Issue date Feb 17, 2015
- Akzo Nobel Chemicals International B.V.
- Wilhelmus Joannes Theodorus Maria Appelman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkali metal salt of glutamic acid N,N-diacetic acid, a process to...
- Patent number 8,399,705
- Issue date Mar 19, 2013
- Akzo Nobel N.V.
- Tjerk Oedse Boonstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing alkylene diamine triacetic acid
- Patent number 6,492,549
- Issue date Dec 10, 2002
- Akzo Novel NV
- Marcellinus Alexander Van Doorn
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymers comprising a fluorinated carbonate moiety
- Patent number 6,376,639
- Issue date Apr 23, 2002
- JDS Uniphase Photonics C.V.
- Richard Herman Woudenberg
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cross-linkers for cross-linkable optical polycarbonates
- Patent number 6,232,430
- Issue date May 15, 2001
- JDS Uniphase Photonics C.V.
- Tjerk Oedse Boonstra
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cross-linked or cross-linkable optical polycarbonates and optical c...
- Patent number 5,908,916
- Issue date Jun 1, 1999
- Akzo Nobel N.V.
- Richard Herman Woudenberg
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-linear optical polycarbonates
- Patent number 5,872,882
- Issue date Feb 16, 1999
- Akzo Nobel N.V.
- Richard Herman Woudenberg
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-linear optically active polycarbonate
- Patent number 5,688,896
- Issue date Nov 18, 1997
- Akzo Nobel N.V.
- Tjerk Oedse Boonstra
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-linear optically active polycarbonate
- Patent number 5,588,083
- Issue date Dec 24, 1996
- Akzo Nobel N.V.
- Tjerk O. Boonstra
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF FORMING A CHELATING COMPOSITION
- Publication number 20230382847
- Publication date Nov 30, 2023
- NOURYON CHEMICALS INTERNATIONAL B.V.
- Edwin Rudolf Antony BANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CHELATING COMPOSITION AND METHOD OF FORMING
- Publication number 20230382845
- Publication date Nov 30, 2023
- NOURYON CHEMICALS INTERNATIONAL B.V.
- Edwin Rudolf Antony BANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF FORMING A CHELATING COMPOSITION
- Publication number 20230382846
- Publication date Nov 30, 2023
- NOURYON CHEMICALS INTERNATIONAL B.V.
- Edwin Rudolf Antony BANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
New Salts, Crystals, Complexes, and Derivatives of Threonine Diacet...
- Publication number 20160159730
- Publication date Jun 9, 2016
- Akzo Nobel Chemicals International B.V.
- Axel CARSTENS
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
PROCESS TO PREPARE A CHELATING AGENT OR PRECURSOR THEREOF USING A C...
- Publication number 20120142964
- Publication date Jun 7, 2012
- AZKO NOBEL CHEMICALS INTERNATIONAL B.V.
- Hans Lammkers
- C07 - ORGANIC CHEMISTRY
Information Patent Application
AN ELECTROCHEMICAL PROCESS TO PREPARE CHEMICALS USING A CYANIDE SALT
- Publication number 20120132536
- Publication date May 31, 2012
- Akzo Nobel Chemicals International B.V.
- Wilhelmus Joannes Theodorus Maria Appelman
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ALKALI METAL SALT OF GLUTAMIC ACID N,N-DIACETIC ACID, A PROCESS TO...
- Publication number 20100324334
- Publication date Dec 23, 2010
- Akzo Nobel N.V.
- Tjerk Oedse Boonstra
- C07 - ORGANIC CHEMISTRY
Information Patent Application
GLUTAMIC ACID N,N-DIACETIC AMIDE, GLUTAMIC ACID N-ACETIC AMIDE N-AC...
- Publication number 20100222610
- Publication date Sep 2, 2010
- Akzo Nobel N.V.
- Tjerk Oedse Boonstra
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing alkylene diamine triacetic acid
- Publication number 20010007042
- Publication date Jul 5, 2001
- Marcellinus Alexander Van Doorn
- C07 - ORGANIC CHEMISTRY

Tjerk O. Boonstra

Person

Patents Grantslast 30 patents

Salts, crystals, complexes, and derivatives of threonine diacetic a...

Process to prepare a chelating agent or precursor thereof using a c...

Glutamic acid N,N-diacetic amide, glutamic acid N-acetic amide N-ac...

Electrochemical process to prepare chemicals using a cyanide salt

Alkali metal salt of glutamic acid N,N-diacetic acid, a process to...

Process for preparing alkylene diamine triacetic acid

Polymers comprising a fluorinated carbonate moiety

Cross-linkers for cross-linkable optical polycarbonates

Cross-linked or cross-linkable optical polycarbonates and optical c...

Non-linear optical polycarbonates

Non-linear optically active polycarbonate

Non-linear optically active polycarbonate

Patents Applicationslast 30 patents

METHOD OF FORMING A CHELATING COMPOSITION

CHELATING COMPOSITION AND METHOD OF FORMING

METHOD OF FORMING A CHELATING COMPOSITION

New Salts, Crystals, Complexes, and Derivatives of Threonine Diacet...

PROCESS TO PREPARE A CHELATING AGENT OR PRECURSOR THEREOF USING A C...

AN ELECTROCHEMICAL PROCESS TO PREPARE CHEMICALS USING A CYANIDE SALT

ALKALI METAL SALT OF GLUTAMIC ACID N,N-DIACETIC ACID, A PROCESS TO...

GLUTAMIC ACID N,N-DIACETIC AMIDE, GLUTAMIC ACID N-ACETIC AMIDE N-AC...

Process for preparing alkylene diamine triacetic acid