Inventor
KEENE DONNA L
US13 patents
⚠️ This page may combine multiple inventors who share the name “KEENE DONNA L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST CELANESE CORP
10 patentsUS5084533AJan 28, 1992
Neat (solventless) hydrogenation of 4-acetoxyacetophenone in the production of 4-acetoxystyrene and its polymers and hydrolysis products
HOECHST CELANESE CORP25 citations91
US4912173AMar 27, 1990
Hydrolysis of poly(acetoxystyrene) in aqueous suspension
HOECHST CELANESE CORP29 citations91
US4822862AApr 18, 1989
Emulsion polymerization of 4-acetoxystyrene and hydrolysis to poly(p-vinylphenol
HOECHST CELANESE CORP30 citations90
US5274174ADec 28, 1993
Process for the production of poly(4-hydroxystyrene)
HOECHST CELANESE CORP12 citations72
US5151546ASep 29, 1992
Process for the production of 4-acetoxystyrene, its polymers and hydrolysis products
HOECHST CELANESE CORP9 citations72
US4872960AOct 10, 1989
Protective coatings of a cured hydroxystyrene mannich base and blocked polyisocyantes
HOECHST CELANESE CORP3 citations62
US5274173ADec 28, 1993
Process for the production of poly(4-acetoxystyrene)
HOECHST CELANESE CORP3 citations61
US5274175ADec 28, 1993
Process for the preparation of 4-acetoxyphenylmethyl carbinol
HOECHST CELANESE CORP5 citations61
US5136083AAug 4, 1992
Process for the purification of 4-acetoxystyrene
HOECHST CELANESE CORP2 citations57
US4877502AOct 31, 1989
Poly(epoxide) coatings containing a mannich base of a hydroxystyrene containing polymer
HOECHST CELANESE CORP1 citations51