Inventor
NARAYANAN PUSHPA
IN3 patents
Patents
3 patentsUS7592464B2Sep 22, 2009
Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom
SABIC INNOVATIVE PLASTICS IP3 citations57
US7541417B2Jun 2, 2009
Process for the purification of dihydric phenols
SABIC INNOVATIVE PLASTICS IP5 citations54
US7528210B2May 5, 2009
Method of purification of dihydric phenols
SABIC INNOVATIVE PLASTICS IP0 citations46