Zhijun LI

Person

Fushun, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Polyether polyol refining method and refining apparatus
- Patent number 11,938,416
- Issue date Mar 26, 2024
- Jiahua Chemistry (Binzhou) Co., Ltd.
- Zhijun Li
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Application of Mannich base in flame-retardant polyurethane material
- Patent number 11,440,989
- Issue date Sep 13, 2022
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Yongjian Guan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flame-retardant polyether polyol as well as preparation method and...
- Patent number 11,401,375
- Issue date Aug 2, 2022
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Yongjian Guan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
SUGAR DRAWING APPARATUS AND POLYETHER POLYOL PRODUCTION SYSTEM
- Publication number 20220325366
- Publication date Oct 13, 2022
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Junjian Fan
- C13 - SUGAR INDUSTRY
Information Patent Application
PROCESS AND SYSTEM FOR PRODUCING LOW-ODOR POLYETHER POLYOL
- Publication number 20220162379
- Publication date May 26, 2022
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Zhijun LI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYETHER POLYOL REFINING METHOD AND REFINING APPARATUS
- Publication number 20210275941
- Publication date Sep 9, 2021
- JIAHUA CHEMISTRY (BINZHOU) CO., LTD.
- Zhijun LI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
APPLICATION OF MANNICH BASE IN FLAME-RETARDANT POLYURETHANE MATERIAL
- Publication number 20200283562
- Publication date Sep 10, 2020
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Yongjian GUAN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
FLAME-RETARDANT POLYETHER POLYOL AS WELL AS PREPARATION METHOD AND...
- Publication number 20200283573
- Publication date Sep 10, 2020
- Jiahua Science & Technology Development (Shanghai) Ltd.
- Yongjian GUAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Person

Patents Grantslast 30 patents

Polyether polyol refining method and refining apparatus

Application of Mannich base in flame-retardant polyurethane material

Flame-retardant polyether polyol as well as preparation method and...

Patents Applicationslast 30 patents

SUGAR DRAWING APPARATUS AND POLYETHER POLYOL PRODUCTION SYSTEM

PROCESS AND SYSTEM FOR PRODUCING LOW-ODOR POLYETHER POLYOL

POLYETHER POLYOL REFINING METHOD AND REFINING APPARATUS

APPLICATION OF MANNICH BASE IN FLAME-RETARDANT POLYURETHANE MATERIAL

FLAME-RETARDANT POLYETHER POLYOL AS WELL AS PREPARATION METHOD AND...