Xiangyun GUO

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing diaryl p-phenylenediamine compounds
- Patent number 12,037,303
- Issue date Jul 16, 2024
- Sennics Co., Ltd.
- Jinguo Xing
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for preparing aryl substituted p-phenylenediamine substance
- Patent number 10,793,510
- Issue date Oct 6, 2020
- Sennics Co., Ltd.
- Xiangyun Guo
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
RUBBER ANTI-DEGRADANTS AND PREPARATION METHOD THEREOF
- Publication number 20240182681
- Publication date Jun 6, 2024
- Sennics Co., Ltd.
- Xiaoyin ZHOU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYALKYL P-PHENYLENEDIAMINE ANTI-DEGRADANTS AND INTERMEDIATES AND...
- Publication number 20240174592
- Publication date May 30, 2024
- Sennics Co.,Ltd.
- Jinguo XING
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD FOR PREPARING DIARYL P-PHENYLENEDIAMINE COMPOUNDS
- Publication number 20240076264
- Publication date Mar 7, 2024
- Sennics Co., Ltd.
- Jinguo XING
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND HAVING ANTI-AGING AND DISCOLORATION RESISTANCE EFFECTS AND...
- Publication number 20220306590
- Publication date Sep 29, 2022
- Sennics Co., Ltd.
- Xiangyun GUO
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD FOR PREPARING ARYL SUBSTITUTED P-PHENYLENEDIAMINE SUBSTANCE
- Publication number 20180237376
- Publication date Aug 23, 2018
- Sennics Co., Ltd.
- Xiangyun GUO
- C07 - ORGANIC CHEMISTRY