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Level 1:Core information
Record no 201102288244
Activity status Active
Working Title PROCESS FOR THE PREPARATION OF ULTRAFILTRATION MEMBRANES OF POLYACRYLONITRILE, USING MALIC ACID AS AN ADDITIVE  
Working Inventors KULKARNI SUDHIR SHARADCHANDRA;SHINDE, MADHURI HIMMATRAO;MUSALE DEEPAK ANANDRAO; 
Contributing institutions NCL 
Administered by  
Ownership  
Categories > Subjects Chemical engineering and process development 
Categories > Portfolio Membranes/separations 
Disclosure number
NCL No 1996-NCL-0021 
CSIR No 1996-NF-0092  
Priority date 08-30-2001 
Country US 
Application number 10/232098  
Provisional filing date 08-31-2001  
Complete filing date 08-30-2002  
Publication status Yes  
Publication date  
Publication no  
Granted number 6858141  
Granted date 02-22-2005  
Final title PROCESS FOR THE PREPARATION OF ULTRAFILTRATION MEMBRANES OF POLYACRYLONITRILE, USING MALIC ACID AS AN ADDITIVE  
Final Inventors KULKARNI SUDHIR SHARADCHANDRA;SHINDE MADHURI HIMMATRAO;MUSALE DEEPAK ANANDRAO;  
Abstract The present Application relates to a process for the preparation of ultrafiltration membranes from polyacrylonitrile using malic acid as additives with said membrane of molecular weight ranging between 80 to 180K showing high purification and water perm
Case status Granted + Inforce  
Licensing status License(Licensing agreement)-Expired 
Licensing case no  
Client name  
Lead inventors SUDHIR SHARADCHANDRA KULKARNI 
Categories > Industry > Primary Membranes 
Categories > Industry > other  

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