Qingmei JIANG

Person

Yantai, Shandong, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Epoxy resin material, preparation method therefor and application t...
- Patent number 11,248,085
- Issue date Feb 15, 2022
- Wanhua Chemical Group Co., Ltd.
- Meng Zhou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Supported catalyst used for synthesizing polyether amine, and manuf...
- Patent number 11,045,794
- Issue date Jun 29, 2021
- Wanhua Chemical Group Co., Ltd.
- Shujie Ren
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for preparing 1,5-pentanediol via hydrogenolysis of tetrah...
- Patent number 10,974,233
- Issue date Apr 13, 2021
- Wanhua Chemical Group Co., Ltd.
- Jianglin Hu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Silicalite-1 molecular sieve-based catalyst and preparation method...
- Patent number 10,898,883
- Issue date Jan 26, 2021
- WANHUA CHEMICAL GROUP CO., LTD
- Jianglin Hu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for fixed bed aniline rectification residue recycling and...
- Patent number 9,926,259
- Issue date Mar 27, 2018
- Wanhua Chemical Group Co., Ltd.
- Hua Mei
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing diamino-dicyclohexyl methane
- Patent number 9,580,380
- Issue date Feb 28, 2017
- Wanhua Chemical Group Co., Ltd.
- Xin Li
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Epoxy Resin Material, Preparation Method Therefor And Application T...
- Publication number 20210047459
- Publication date Feb 18, 2021
- WANHUA CHEMICAL GROUP CO., LTD.
- Meng Zhou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SILICALITE-1 MOLECULAR SIEVE-BASED CATALYST AND PREPARATION METHOD...
- Publication number 20200139353
- Publication date May 7, 2020
- WANHUA CHEMICAL GROUP CO., LTD.
- Jianglin HU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR PREPARING 1,5-PENTANEDIOL VIA HYDROGENOLYSIS OF TETRAH...
- Publication number 20200009544
- Publication date Jan 9, 2020
- WANHUA CHEMICAL GROUP CO., LTD.
- Jianglin HU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Supported Catalyst Used For Synthesizing Polyether Amine, And Manuf...
- Publication number 20190201878
- Publication date Jul 4, 2019
- WANHUA CHEMICAL GROUP CO., LTD.
- Shujie Ren
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST FOR FIXED BED ANILINE RECTIFICATION RESIDUE RECYCLING AND...
- Publication number 20180065916
- Publication date Mar 8, 2018
- WANHUA CHEMICAL GROUP CO., LTD.
- Hua Mei
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYST USED FOR RESOURCE UTILIZATION OF A FIXED BED ANILINE DISTI...
- Publication number 20160207876
- Publication date Jul 21, 2016
- WANHUA CHEMICAL GROUP CO., LTD.
- Hua Mei
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PREPARING DIAMINO-DICYCLOHEXYL METHANE
- Publication number 20160068472
- Publication date Mar 10, 2016
- WANHUA CHEMICAL (NINGBO) CO., LTD.
- Xin LI
- C07 - ORGANIC CHEMISTRY

Qingmei JIANG

Person

Patents Grantslast 30 patents

Epoxy resin material, preparation method therefor and application t...

Supported catalyst used for synthesizing polyether amine, and manuf...

Catalyst for preparing 1,5-pentanediol via hydrogenolysis of tetrah...

Silicalite-1 molecular sieve-based catalyst and preparation method...

Catalyst for fixed bed aniline rectification residue recycling and...

Method for preparing diamino-dicyclohexyl methane

Patents Applicationslast 30 patents

Epoxy Resin Material, Preparation Method Therefor And Application T...

SILICALITE-1 MOLECULAR SIEVE-BASED CATALYST AND PREPARATION METHOD...

CATALYST FOR PREPARING 1,5-PENTANEDIOL VIA HYDROGENOLYSIS OF TETRAH...

Supported Catalyst Used For Synthesizing Polyether Amine, And Manuf...

CATALYST FOR FIXED BED ANILINE RECTIFICATION RESIDUE RECYCLING AND...

CATALYST USED FOR RESOURCE UTILIZATION OF A FIXED BED ANILINE DISTI...

METHOD FOR PREPARING DIAMINO-DICYCLOHEXYL METHANE