Inventor
BHATIA KAMLESH K
16 patents
Patents
16 patentsUS4835293AMay 30, 1989
Atmospheric pressure process for preparing pure cyclic esters
DU PONT132 citations97
US5599900AFeb 4, 1997
Polyesters production process
DU PONT62 citations96
US5434239AJul 18, 1995
Continuous polyester process
DU PONT82 citations96
US5043458AAug 27, 1991
One-step continuous process for preparing cyclic esters
DU PONT58 citations96
US5023349AJun 11, 1991
Continuous process for rapid conversion of oligomers to cyclic esters
DU PONT78 citations96
US5552513ASep 3, 1996
Atomospheric pressure polyester process
DU PONT31 citations92
US5138074AAug 11, 1992
Continuous catalyzed vapor phase dimeric cyclic ester process
DU PONT34 citations92
US5136057AAug 4, 1992
High yield recycle process for lactide
DU PONT30 citations92
US5023350AJun 11, 1991
Process for the purification of cyclic esters
DU PONT50 citations92
US5117008AMay 26, 1992
Solvent scrubbing recovery of lactide and other dimeric cyclic esters
DU PONT27 citations91
US5266706ANov 30, 1993
Solvent scrubbing recovery of lactide and other dimeric cyclic esters
DU PONT18 citations73
US5091544AFeb 25, 1992
Process for rapid conversion of oligomers to cyclic esters
DU PONT16 citations73
US5196551AMar 23, 1993
Co-vaporization process for preparing lactide
DU PONT12 citations71
US4024197AMay 17, 1977
Production of butanediol
DU PONT3 citations60
US3963755AJun 15, 1976
Mixture of 2(2'-propanal)-5-methyl-1,3-dioxane and 2(3'-propanal)-5-methyl-1,3-dioxane
DU PONT3 citations60
US3963754AJun 15, 1976
2-Vinyl-5-methyl-1,3-dioxane
DU PONT5 citations60