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JP4531699: An improved process for the preparation of pure high quality 3,3',4,4'-tetraminobiphenyl

Patent No:
JP4531699
Application No:
2005-512715
Filing Date:
26-06-2006
Issue Date:
18-06-2010
Applicant:
CSIR-National Chemical Laboratory (CSIR-NCL), Pune
Inventor(s):
Asif Maner, Bavikar Sudhir, Arumugam Sudalai, Swaminathan Sivaram
Country:
Japan
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