Hans-Ulrich Meier-Westhues

Person

Laverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Polyisocyanate mixtures
- Patent number 9,458,318
- Issue date Oct 4, 2016
- Covestro Deutschland AG
- Dorota Greszta-Franz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyadducts containing uretidone groups
- Patent number 6,987,158
- Issue date Jan 17, 2006
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dimethylpyrazole-blocked isocyanate mixtures
- Patent number 6,713,556
- Issue date Mar 30, 2004
- Bayer Aktiengesellschaft
- Eberhard König
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Malonic acid ester/triazole mixed blocked HDI trimer/formaldehyde s...
- Patent number 6,559,264
- Issue date May 6, 2003
- Bayer Aktiengesellschaft
- Eberhard König
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of light-colored uretdione polyisocyanates
- Patent number 6,043,332
- Issue date Mar 28, 2000
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyisocyanate-modified polycarboxylic acids and their use as cross...
- Patent number 5,959,060
- Issue date Sep 28, 1999
- Bayer Aktiengesellschaft
- Walter Schafer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous polyurethane dispersions based on 1-methyl-2,4-and/or -2,6-...
- Patent number 5,922,806
- Issue date Jul 13, 1999
- Bayer Aktiengesellschaft
- Harald Blum
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates containing amide/imide groups and their use...
- Patent number 5,883,216
- Issue date Mar 16, 1999
- Bayer Aktiengesellschaft
- Reinhard Halpaap
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane powder coating compositions which have a low stoving t...
- Patent number 5,847,044
- Issue date Dec 8, 1998
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Matt polyurethane powder coatings and their use for coating heat re...
- Patent number 5,811,190
- Issue date Sep 22, 1998
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Powder coating composition and its use for the preparation of matte...
- Patent number 5,786,419
- Issue date Jul 28, 1998
- Bayer Aktiengesellschaft
- Hans-Ulrich Meier-Westhues
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Branched polysiloxane-polyether-based copolymers, their preparation...
- Patent number 5,625,024
- Issue date Apr 29, 1997
- Bayer Aktiengesellschaft
- Sabine Schlitte
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Uretdione powder coating cross-linking agents having a low melt vis...
- Patent number 5,621,064
- Issue date Apr 15, 1997
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dimeric diol-modified powder coating cross-linking agents containin...
- Patent number 5,596,066
- Issue date Jan 21, 1997
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyisocyanate-modified dicarboxylic (poly) anhydrides
- Patent number 5,534,601
- Issue date Jul 9, 1996
- Bayer Aktiengesellschaft
- Knud Reuter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Powder coating compositions and their use for the production of coa...
- Patent number 5,521,250
- Issue date May 28, 1996
- Bayer Aktiengesellschaft
- Christian Wamprecht
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Powder coating compositions and their use for coating heat-resistan...
- Patent number 5,510,444
- Issue date Apr 23, 1996
- Bayer Aktiengesellschaft
- Reinhard Halpaap
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Powder coating compositions, a process for their preparation, and t...
- Patent number 5,508,337
- Issue date Apr 16, 1996
- Bayer Aktiengesellschaft
- Christian Wamprecht
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Powder coating compositions and their use for coating heat resistan...
- Patent number 5,492,955
- Issue date Feb 20, 1996
- Bayer Aktiengesellschaft
- Christian Wamprecht
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyisocyanate mixtures, a process for their production and their u...
- Patent number 5,464,921
- Issue date Nov 7, 1995
- Bayer Aktiengesellschaft
- Hans-Josef Laas
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of hydroxy-functional copolymers
- Patent number 5,384,358
- Issue date Jan 24, 1995
- Bayer Aktiengesellschaft
- Christian Wamprecht
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE HAVING HIGH LIGHT REFRACTION
- Publication number 20130158145
- Publication date Jun 20, 2013
- Bayer Intellectual Property GmbH
- Hans-Josef Laas
- G02 - OPTICS
Information Patent Application
POLYISOCYANATE MIXTURES
- Publication number 20130158146
- Publication date Jun 20, 2013
- Bayer Intellectual Property GmbH
- Dorota Greszta-Franz
- G02 - OPTICS
Information Patent Application
POLYURETHANE HAVING LOW VOLUME SHRINKAGE
- Publication number 20130116357
- Publication date May 9, 2013
- Bayer Intellectual Property GmbH
- Hans-Josef Laas
- G02 - OPTICS
Information Patent Application
POLYURETHANE DISPERSIONS BASED ON 2,2'-MDI
- Publication number 20090215954
- Publication date Aug 27, 2009
- Bayer MaterialScience AG
- Rolf Gertzmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyurethane dispersions based on 2,2'-MDI
- Publication number 20080171832
- Publication date Jul 17, 2008
- Rolf Gertzmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aqueous dispersions based on nitro-cellulose-polyurethane particles
- Publication number 20070219296
- Publication date Sep 20, 2007
- Rainer Trinks
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing polyaddition compounds containing uretdione g...
- Publication number 20040110918
- Publication date Jun 10, 2004
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyadducts containing uretdione groups
- Publication number 20040059082
- Publication date Mar 25, 2004
- Hans-Josef Laas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dimethylpyrazole-blocked isocyanate mixtures
- Publication number 20030171488
- Publication date Sep 11, 2003
- Eberhard König
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Hans-Ulrich Meier-Westhues

Person

Patents Grantslast 30 patents

Polyisocyanate mixtures

Polyadducts containing uretidone groups

Dimethylpyrazole-blocked isocyanate mixtures

Malonic acid ester/triazole mixed blocked HDI trimer/formaldehyde s...

Process for the production of light-colored uretdione polyisocyanates

Polyisocyanate-modified polycarboxylic acids and their use as cross...

Aqueous polyurethane dispersions based on 1-methyl-2,4-and/or -2,6-...

Blocked polyisocyanates containing amide/imide groups and their use...

Polyurethane powder coating compositions which have a low stoving t...

Matt polyurethane powder coatings and their use for coating heat re...

Powder coating composition and its use for the preparation of matte...

Branched polysiloxane-polyether-based copolymers, their preparation...

Uretdione powder coating cross-linking agents having a low melt vis...

Dimeric diol-modified powder coating cross-linking agents containin...

Polyisocyanate-modified dicarboxylic (poly) anhydrides

Powder coating compositions and their use for the production of coa...

Powder coating compositions and their use for coating heat-resistan...

Powder coating compositions, a process for their preparation, and t...

Powder coating compositions and their use for coating heat resistan...

Polyisocyanate mixtures, a process for their production and their u...

Process for the production of hydroxy-functional copolymers

Patents Applicationslast 30 patents

POLYURETHANE HAVING HIGH LIGHT REFRACTION

POLYISOCYANATE MIXTURES

POLYURETHANE HAVING LOW VOLUME SHRINKAGE

POLYURETHANE DISPERSIONS BASED ON 2,2'-MDI

Polyurethane dispersions based on 2,2'-MDI

Aqueous dispersions based on nitro-cellulose-polyurethane particles

Process for producing polyaddition compounds containing uretdione g...

Polyadducts containing uretdione groups

Dimethylpyrazole-blocked isocyanate mixtures