Nicole Welsch

Person

Koln, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Polyurethane foams based on polyethercarbonate polyols
- Patent number 11,345,775
- Issue date May 31, 2022
- Covestro Deutschland AG
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phosphinate as flame-proofing additive for PUR/PIR hard foam material
- Patent number 11,279,809
- Issue date Mar 22, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Rolf Albach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polyether carbonate polyols
- Patent number 10,836,858
- Issue date Nov 17, 2020
- Covestro Deutschland AG
- Jörg Hofmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
- Publication number 20220315698
- Publication date Oct 6, 2022
- COVESTRO DEUTSCHLAND AG
- Joerg Hofman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PREPARING POLYETHER CARBONATE POLYOLS
- Publication number 20220227928
- Publication date Jul 21, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Kai Laemmerhold
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHODS FOR PRODUCING FLAME-RETARDANT PUR/PIR FOAM MATERIALS
- Publication number 20220177638
- Publication date Jun 9, 2022
- Covestro Intellectual Property GmbH Co. KG
- Rolf Albach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOSPHINATE AS FLAME-PROOFING ADDITIVE FOR PUR/PIR HARD FOAM MATERIAL
- Publication number 20210309823
- Publication date Oct 7, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Rolf Albach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING POLYURETHANE/POLYISOCYANURATE (PUR/PIR) RIGID...
- Publication number 20210163663
- Publication date Jun 3, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Nicole Welsch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING POLYURETHANE/POLYISOCYANURATE (PUR/PIR) RIGID...
- Publication number 20210163662
- Publication date Jun 3, 2021
- Covestro Intellectual Property GmbH & Co. KG
- Ralf Koester
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING RIGID POLYURETHANE (PUR) AND POLYURETHANE/ PO...
- Publication number 20190367770
- Publication date Dec 5, 2019
- Covestro Deutschland AG
- Dirk Brüning
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
- Publication number 20190322801
- Publication date Oct 24, 2019
- COVESTRO DEUTSCHLAND AG
- Jörg HOFMANN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYURETHANE FOAMS BASED ON POLYETHERCARBONATE POLYOLS
- Publication number 20180273674
- Publication date Sep 27, 2018
- Bert Klesczewski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Nicole Welsch

Person

Patents Grantslast 30 patents

Polyurethane foams based on polyethercarbonate polyols

Phosphinate as flame-proofing additive for PUR/PIR hard foam material

Method for producing polyether carbonate polyols

Patents Applicationslast 30 patents

METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS

METHOD FOR PREPARING POLYETHER CARBONATE POLYOLS

METHODS FOR PRODUCING FLAME-RETARDANT PUR/PIR FOAM MATERIALS

PHOSPHINATE AS FLAME-PROOFING ADDITIVE FOR PUR/PIR HARD FOAM MATERIAL

PROCESS FOR PRODUCING POLYURETHANE/POLYISOCYANURATE (PUR/PIR) RIGID...

PROCESS FOR PRODUCING POLYURETHANE/POLYISOCYANURATE (PUR/PIR) RIGID...

PROCESS FOR PRODUCING RIGID POLYURETHANE (PUR) AND POLYURETHANE/ PO...

METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS

POLYURETHANE FOAMS BASED ON POLYETHERCARBONATE POLYOLS