Inventor
VOLLMER HARTFRID
11 patents
Patents
11 patentsUS4032498AJun 28, 1977
Flame-retardant plasticizers for polyvinyl chloride
HOECHST AG11 citations72
US4324919AApr 13, 1982
Production of tertiary phosphines
HOECHST AG8 citations67
US4061696ADec 6, 1977
Diphosphates
HOECHST AG2 citations62
US3998764ADec 21, 1976
Reducing flammability of polyurethane foams with phosphorus compounds
HOECHST AG6 citations62
US3978170AAug 31, 1976
Process for making polyols containing halogen and phosphorus
HOECHST AG4 citations62
US4091012AMay 23, 1978
Production of tertiary phosphine oxides
HOECHST AG2 citations61
US4029721AJun 14, 1977
Halogen-containing phosphoric acid polyesters
HOECHST AG4 citations61
US4022852AMay 10, 1977
Process for making phosphorus sulfamides
HOECHST AG5 citations61
US4156697AMay 29, 1979
Production of alkylphosphines
HOECHST AG3 citations60
US4351960ASep 28, 1982
Production of an isomeric mixture of secondary phosphines
HOECHST AG0 citations51
US4118590AOct 3, 1978
Phosphorbetaines and process for making them
HOECHST AG0 citations51