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Shandong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Preparation method for polyurethane optical resin and applications...
Patent number
12,024,582
Issue date
Jul 2, 2024
WANHUA CHEMICAL GROUP CO., LTD.
Jianfeng Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer binder with high peel strength and application thereof in s...
Patent number
11,777,093
Issue date
Oct 3, 2023
Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of...
Guanglei Cui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pixel for uncooled infrared focal plane detector and preparation me...
Patent number
10,825,857
Issue date
Nov 3, 2020
Yantai Raytron Technology Co., Ltd
Hongchen Wang
G01 - MEASURING TESTING
Information
Patent Grant
Heater, use thereof and method for preparing isocyanate using heater
Patent number
10,645,756
Issue date
May 5, 2020
Wanhua Chemical Group Co., Ltd.
Yong Yu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
XYLYLENE DIISOCYNATE COMPOSITION, PREPARATION METHOD THEREFOR AND U...
Publication number
20240166795
Publication date
May 23, 2024
WANHUA CHEMICAL GROUP CO., LTD.
Fulin ZHU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPOSITE LENS AND MANUFACTURING METHOD THEREFOR, AND INFRARED DETE...
Publication number
20230358921
Publication date
Nov 9, 2023
YANTAI RAYTRON TECHNOLOGY CO., LTD
Peng WANG
G01 - MEASURING TESTING
Information
Patent Application
1,3-BISISOCYANATOMETHYLCYCLOHEXANE COMPOSITION AND OPTICAL RESIN PR...
Publication number
20220402865
Publication date
Dec 22, 2022
WANHUA CHEMICAL GROUP CO., LTD.
Fulin ZHU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER BINDER WITH HIGH PEEL STRENGTH AND APPLICATION THEREOF IN S...
Publication number
20220238881
Publication date
Jul 28, 2022
QINGDAO INSTITUTE OF BIOENERGY AND BIOPROCESS TECHNOLOGY, CHINESE ACADEMY OF...
Guanglei CUI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PREPARATION METHOD FOR POLYURETHANE OPTICAL RESIN AND APPLICATIONS...
Publication number
20220227915
Publication date
Jul 21, 2022
WANHUA CHEMICAL GROUP CO., LTD.
Jianfeng LI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PIXEL FOR UNCOOLED INFRARED FOCAL PLANE DETECTOR AND PREPARATION ME...
Publication number
20200027916
Publication date
Jan 23, 2020
YANTAI RAYTRON TECHNOLOGY CO., LTD
Hongchen WANG
G01 - MEASURING TESTING
Information
Patent Application
Heater, Use Thereof And Method For Preparing Isocyanate Using Heater
Publication number
20170164424
Publication date
Jun 8, 2017
WANHUA CHEMICAL GROUP CO., LTD.
Yong Yu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PROCESS FOR PREPARING AT LEAST ONE LOW MOLECULAR WEIGHT AROMATIC MA...
Publication number
20110275868
Publication date
Nov 10, 2011
BASF SE
Roman PROCHAZKA
C07 - ORGANIC CHEMISTRY