Inventor
DATHE WOLFGANG
DE3 patents
Patents
3 patentsUS4198329AApr 15, 1980
Process for the preparation of reaction products of natural resinic acids and formaldehyde
HOECHST AG20 citations79
US5380800AJan 10, 1995
Process for the preparation of modified phenolic resins
HOECHST AG13 citations71
US4169821AOct 2, 1979
Modified hydrocarbon resin composition for use in printing ink
HOECHST AG14 citations71