Inventor
BHOTLA VENKATA RAMA NARAYANAN GANAPATHY
IN8 patents
⚠️ This page may combine multiple inventors who share the name “BHOTLA VENKATA RAMA NARAYANAN GANAPATHY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SABIC INNOVATIVE PLASTICS IP
5 patentsUS7790832B2Sep 7, 2010
Methods for purifying 2-aryl-3,3-bis(hydroxyaryl)phthalimidines
SABIC INNOVATIVE PLASTICS IP7 citations69
US7838689B2Nov 23, 2010
Method for producing phenolphthalein compound using ionic liquid catalyst composition
SABIC INNOVATIVE PLASTICS IP5 citations58
US7915430B2Mar 29, 2011
Catalytic method for producing phenolphthalein compounds
SABIC INNOVATIVE PLASTICS IP5 citations57
US7868190B2Jan 11, 2011
Method for producing phenolphthalein using a heteropolyacid catalyst
SABIC INNOVATIVE PLASTICS IP4 citations57
US9340502B2May 17, 2016
Methods for producing and purifying 2-aryl-3,3-bis(4-hydroxyaryl)phthalimidine compounds, the purified monomers, and polymers derived therefrom
SABIC INNOVATIVE PLASTICS IP0 citations46
BHOTLA VENKATA RAMA NARAYANAN GANAPATHY
2 patentsUS8809486B2Aug 19, 2014
Methods for producing and purifying 2-aryl-3,3-bis(4-hydroxyaryl)phthalimidine compounds, the purified monomers, and polymers derived therefrom
BHOTLA VENKATA RAMA NARAYANAN GANAPATHY5 citations79
US8247523B2Aug 21, 2012
Methods for producing and purifying 2-aryl-3,3-bis(4-hydroxyaryl)phthalimidine compounds, the purified monomers, and polymers derived therefrom
BHOTLA VENKATA RAMA NARAYANAN GANAPATHY7 citations79