Inventor
CAREY EDWARD P
US5 patents
Patents
5 patentsUS7138528B2Nov 21, 2006
Method for crystallizing N-vinyl-2-pyrrolidone
LYONDELL CHEMICAL TECH LP6 citations71
US7238260B2Jul 3, 2007
Purification of N-(2-hydroxyethyl)-2-pyrrolidone
LYONDELL CHEMICAL TECH LP4 citations61
US7060787B2Jun 13, 2006
Extraction of impurities from grafted polyolefins
LYONDELL CHEMICAL TECH LP5 citations60
US7550065B2Jun 23, 2009
Method for recovering solvents
LYONDELL CHEMICAL TECH LP3 citations59
US7045639B2May 16, 2006
Method for purifying N-(2-hydroxyethyl)-2-pyrrolidone
LYONDELL CHEMICAL TECH LP1 citations50