Frank Alfter

Person

Bad Soden, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of conditioning azo pigments containing carboxylic ester groups
- Patent number 7,999,086
- Issue date Aug 16, 2011
- Clariant Finance (BVI) Limited
- Jens Paetzold
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment preparation based on an azo pigment
- Patent number 7,855,041
- Issue date Dec 21, 2010
- Clariant Produkte (Deutschland) GmbH
- Joachim Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment compositions consisting of a yellow disazo pigment and an o...
- Patent number 7,311,769
- Issue date Dec 25, 2007
- Clariant Produkte (Deutschland) GmbH
- Joachim Weber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of disazo condensation pigments in microreactors
- Patent number 6,437,104
- Issue date Aug 20, 2002
- Clariant GmbH
- Uwe Nickel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Pigment preparation based on an azo pigment
- Publication number 20090305156
- Publication date Dec 10, 2009
- Joachim Weber
- G02 - OPTICS
Information Patent Application
Method of conditioning azo pigments containing carboxylic ester groups
- Publication number 20090198045
- Publication date Aug 6, 2009
- Clariant International Ltd.
- Jens Paetzold
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigment compositions consisting of an organic yellow pigment and a...
- Publication number 20090101874
- Publication date Apr 23, 2009
- Joachim Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Finely divided azo dye and process for producing the same
- Publication number 20090087769
- Publication date Apr 2, 2009
- Joachim Weber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pigment compositions consisting of a yellow disazo pigment and an o...
- Publication number 20070125263
- Publication date Jun 7, 2007
- Joachim Weber
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Preparation of disazo condensation pigments in microreactors
- Publication number 20020058794
- Publication date May 16, 2002
- Clariant International Ltd.
- Uwe Nickel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Frank Alfter

Person

Patents Grantslast 30 patents

Method of conditioning azo pigments containing carboxylic ester groups

Pigment preparation based on an azo pigment

Pigment compositions consisting of a yellow disazo pigment and an o...

Preparation of disazo condensation pigments in microreactors

Patents Applicationslast 30 patents

Pigment preparation based on an azo pigment

Method of conditioning azo pigments containing carboxylic ester groups

Pigment compositions consisting of an organic yellow pigment and a...

Finely divided azo dye and process for producing the same

Pigment compositions consisting of a yellow disazo pigment and an o...

Preparation of disazo condensation pigments in microreactors