Rainer Gras

Person

Herne, DE

People

Patents Grantslast 30 patents

Information Patent Grant
POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...
- Patent number 6,916,897
- Issue date Jul 12, 2005
- Degussa AG
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...
- Patent number 6,908,980
- Issue date Jun 21, 2005
- Degussa AG
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...
- Patent number 6,613,861
- Issue date Sep 2, 2003
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of polyaddition products containing ure...
- Patent number 6,479,613
- Issue date Nov 12, 2002
- Dugussa-Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates, a process for their preparation, and their...
- Patent number 6,437,074
- Issue date Aug 20, 2002
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates with built-in hals stabilizer
- Patent number 6,204,351
- Issue date Mar 20, 2001
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates, a process for their preparation, and their...
- Patent number 6,166,164
- Issue date Dec 26, 2000
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates, a process for their preparation, and their...
- Patent number 6,051,675
- Issue date Apr 18, 2000
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked polyisocyanates with built-in HALS stabilizer
- Patent number 5,955,558
- Issue date Sep 21, 1999
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyisocyanates containing uretdione groups
- Patent number 5,945,531
- Issue date Aug 31, 1999
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of heat curable weather-resistant polyu...
- Patent number 5,939,199
- Issue date Aug 17, 1999
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Uretdione-functional polyaddition compounds, a process for their pr...
- Patent number 5,859,164
- Issue date Jan 12, 1999
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cold-curing, low-solvent or solvent-free 2-component polyurethane/p...
- Patent number 5,852,154
- Issue date Dec 22, 1998
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Uretdione-functional polyisocyanates, a process for their preparati...
- Patent number 5,847,067
- Issue date Dec 8, 1998
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyisocyanates containing uretdione groups
- Patent number 5,750,727
- Issue date May 12, 1998
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of blocked polyisocyanates, and their u...
- Patent number 5,728,795
- Issue date Mar 17, 1998
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Compounds containing cyclic amidine and uretdione groups, a process...
- Patent number 5,719,240
- Issue date Feb 17, 1998
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of blocked polyisocyanates, and their u...
- Patent number 5,646,228
- Issue date Jul 8, 1997
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamines containing urea groups and process for their preparation
- Patent number 5,633,336
- Issue date May 27, 1997
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of matt epoxy resin and hybrid powder co...
- Patent number 5,616,658
- Issue date Apr 1, 1997
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Salts of pyromellitic acid, and their use as epoxy resin curing agents
- Patent number 5,608,016
- Issue date Mar 4, 1997
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts of pyromellitic acid, a process for their preparation, and th...
- Patent number 5,556,937
- Issue date Sep 17, 1996
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyamines containing urea groups
- Patent number 5,550,206
- Issue date Aug 27, 1996
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of blocked polyisocyanates, and their u...
- Patent number 5,541,279
- Issue date Jul 30, 1996
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Salts of pyromellitic acid, a process for their preparation and the...
- Patent number 5,506,334
- Issue date Apr 9, 1996
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts of pyromellitic acid, a process for their preparation and the...
- Patent number 5,494,994
- Issue date Feb 27, 1996
- Huels Aktiengesellschaft
- Rainer Gras
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of matt epoxy resin coatings
- Patent number 5,449,528
- Issue date Sep 12, 1995
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blocked highly functional polyisocyanate adducts, a process for the...
- Patent number 5,331,078
- Issue date Jul 19, 1994
- Huls Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Light-stabile, reactive two-component PUR paints which cure at room...
- Patent number 5,218,040
- Issue date Jun 8, 1993
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cold-curing solvent free, duroplastic polyurethane-polyurea compounds
- Patent number 5,173,560
- Issue date Dec 22, 1992
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polyaddition products containing hydroxyl and uretdione groups, pro...
- Publication number 20030208026
- Publication date Nov 6, 2003
- DEGUSSA-HUELS AKTIENGESELLSCHAFT
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyaddition products containing hydroxyl and uretdione groups, pro...
- Publication number 20030204040
- Publication date Oct 30, 2003
- DEGUSSA-HUELS
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyaddition products containing hydroxyl and uretdione groups, pro...
- Publication number 20020095019
- Publication date Jul 18, 2002
- Huels Aktiengesellschaft
- Rainer Gras
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR THE PREPARATION OF POLYADDITION PRODUCTS CONTAINING URE...
- Publication number 20020062000
- Publication date May 23, 2002
- RAINER GRAS
- C07 - ORGANIC CHEMISTRY

Rainer Gras

Person

Patents Grantslast 30 patents

POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...

POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...

POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PRO...

Process for the preparation of polyaddition products containing ure...

Blocked polyisocyanates, a process for their preparation, and their...

Blocked polyisocyanates with built-in hals stabilizer

Blocked polyisocyanates, a process for their preparation, and their...

Blocked polyisocyanates, a process for their preparation, and their...

Blocked polyisocyanates with built-in HALS stabilizer

Polyisocyanates containing uretdione groups

Process for the preparation of heat curable weather-resistant polyu...

Uretdione-functional polyaddition compounds, a process for their pr...

Cold-curing, low-solvent or solvent-free 2-component polyurethane/p...

Uretdione-functional polyisocyanates, a process for their preparati...

Polyisocyanates containing uretdione groups

Process for the preparation of blocked polyisocyanates, and their u...

Compounds containing cyclic amidine and uretdione groups, a process...

Process for the preparation of blocked polyisocyanates, and their u...

Polyamines containing urea groups and process for their preparation

Process for the production of matt epoxy resin and hybrid powder co...

Salts of pyromellitic acid, and their use as epoxy resin curing agents

Salts of pyromellitic acid, a process for their preparation, and th...

Polyamines containing urea groups

Process for the preparation of blocked polyisocyanates, and their u...

Salts of pyromellitic acid, a process for their preparation and the...

Salts of pyromellitic acid, a process for their preparation and the...

Process for the production of matt epoxy resin coatings

Blocked highly functional polyisocyanate adducts, a process for the...

Light-stabile, reactive two-component PUR paints which cure at room...

Cold-curing solvent free, duroplastic polyurethane-polyurea compounds

Patents Applicationslast 30 patents

Polyaddition products containing hydroxyl and uretdione groups, pro...

Polyaddition products containing hydroxyl and uretdione groups, pro...

Polyaddition products containing hydroxyl and uretdione groups, pro...

PROCESS FOR THE PREPARATION OF POLYADDITION PRODUCTS CONTAINING URE...