Process for producing high-purity 4,4'-dihydroxydiphenyl sulfone
A Standard patent application filed on 22 September 2003 credited to Ogata, Eiji ; Yanase, Norio ; Nate, Nobuyuki ; Oi, Fumio

Details

Application number :

2003266552  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Process for producing high-purity 4,4'-dihydroxydiphenyl sulfone  

Inventor :

Ogata, Eiji ; Yanase, Norio ; Nate, Nobuyuki ; Oi, Fumio  

Agent name :

 

Address for service :

 

Filing date :

22 September 2003  

Associated companies :

 

Applicant name :

KONISHI CHEMICAL IND. CO., LTD.  

Applicant address :

4-77, Kozaika 3-chome, Wakayama-shi, Wakayama 641-0007  

Old name :

 

Original Source :

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