Shicong Zhao

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Shaoxing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Supported catalyst used for synthesizing polyether amine, preparati...
- Patent number 12,030,989
- Issue date Jul 9, 2024
- ZHEJIANG HUANGMA TECHNOLOGY CO., LTD.
- Weisong Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Fatty Alcohol Polyether Amine Polyether and Preparation Method and...
- Publication number 20240409688
- Publication date Dec 12, 2024
- Zhejiang Huangma Technology Co., Ltd.
- Weisong Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Preparing Polyether Amine Catalyst, and Polyether Amine
- Publication number 20230303769
- Publication date Sep 28, 2023
- Zhejiang Huangma Technology Co., Ltd.
- Weisong Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SUPPORTED CATALYST USED FOR SYNTHESIZING POLYETHER AMINE, PREPARATI...
- Publication number 20230174714
- Publication date Jun 8, 2023
- Zhejiang Huangma Technology Co., Ltd.
- Weisong Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL