Lidong SUN

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Ningbo, CN

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Patents Grantslast 30 patents

Information Patent Grant
Isocyanate polymerization catalyst, preparation method thereof, and...
- Patent number 11,111,332
- Issue date Sep 7, 2021
- Wanhua Chemical Group Co., Ltd.
- Wei Liu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing isocyanate homopolymers containing uretdione...
- Patent number 9,518,142
- Issue date Dec 13, 2016
- Wanhua Chemical Group Co., Ltd.
- Lidong Sun
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ISOCYANURATE-CONTAINING POLYISOCYANATE COMPOSITION WITH STABLE CHRO...
- Publication number 20240034881
- Publication date Feb 1, 2024
- WANHUA CHEMICAL GROUP CO., LTD.
- Nuancheng WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ALIPHATIC POLYISOCYANATE COMPOSITION, PREPARATION METHOD THEREFOR,...
- Publication number 20220298293
- Publication date Sep 22, 2022
- WANHUA CHEMICAL GROUP CO., LTD.
- Lidong SUN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Isocyanate Polymerization Catalyst, Preparation Method Thereof, And...
- Publication number 20200123300
- Publication date Apr 23, 2020
- WANHUA CHEMICAL GROUP CO., LTD.
- Wei Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PREPARING ISOCYANATE HOMOPOLYMERS CONTAINING URETDIONE...
- Publication number 20160159964
- Publication date Jun 9, 2016
- Wanhua Chemical (Ningbo) Co., Ltd.
- Lidong SUN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...