Inventor
HARTJES VOLKER
DE9 patents
Patents
9 patentsUS10125090B2Nov 13, 2018
Process for preparation of di- and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG4 citations71
US10125091B2Nov 13, 2018
Process for preparation of di- and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG7 citations71
US10689322B2Jun 23, 2020
Process for preparation of di- and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG1 citations61
US10689323B2Jun 23, 2020
Process for preparation of di- and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG0 citations50
US10640455B1May 5, 2020
Method of producing diamines and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG0 citations40
US10640453B2May 5, 2020
Method of producing diamines and polyamines of the diphenylmethane series
COVESTRO DEUTSCHLAND AG0 citations40
US10633327B1Apr 28, 2020
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
COVESTRO DEUTSCHLAND AG0 citations40
US10626078B2Apr 21, 2020
Method of producing diamines and polyamines of the diphenylmethane series at different production capacities
COVESTRO DEUTSCHLAND AG0 citations40
US10513487B2Dec 24, 2019
Methods for producing chemical products with operation interruptions
COVESTRO DEUTSCHLAND AG0 citations39