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last 30 patents
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Patent Grant
Preparation method for 4-phenylthio-benzenethiol
Patent number
11,220,478
Issue date
Jan 11, 2022
ZHEJIANG NHU COMPANY LTD.
Zhirong Chen
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
High Molecular Weight Polyphenylene Sulfide Resin, Preparation Meth...
Publication number
20230019023
Publication date
Jan 19, 2023
ZHEJIANG NHU CO., LTD.
Zhirong CHEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High Molecular Weight Polyphenylene Sulfide Resin, Preparation Meth...
Publication number
20210047471
Publication date
Feb 18, 2021
ZHEJIANG NHU CO., LTD.
Zhirong CHEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PREPARATION METHOD FOR 4-PHENYLTHIO-BENZENETHIOL
Publication number
20210009514
Publication date
Jan 14, 2021
ZHEJIANG NHU COMPANY LTD.
Zhirong CHEN
C07 - ORGANIC CHEMISTRY