Inventor
NEFF ROGER E
US12 patents
⚠️ This page may combine multiple inventors who share the name “NEFF ROGER E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMERICAN CYANAMID CO
8 patentsUS4968435ANov 6, 1990
Cross-linked cationic polymeric microparticles
AMERICAN CYANAMID CO78 citations96
US4861499AAug 29, 1989
Water-dispersible hydrophobic thickening agent
AMERICAN CYANAMID CO92 citations96
US5171808ADec 15, 1992
Cross-linked anionic and amphoteric polymeric microparticles
AMERICAN CYANAMID CO126 citations94
US5286806AFeb 15, 1994
Methods of making and using high molecular weight acrylamide polymers
AMERICAN CYANAMID CO26 citations92
US5152903AOct 6, 1992
Cross-linked cationic polymeric microparticles
AMERICAN CYANAMID CO44 citations92
US4622356ANov 11, 1986
Polyacrylamide and polyacrylic acid polymers
AMERICAN CYANAMID CO36 citations90
US4175100ANov 20, 1979
Preparation of anionic polymers for use as scale inhibitors and anti-precipitants
AMERICAN CYANAMID CO14 citations71
US4568731AFeb 4, 1986
Polyacrylamide and polyacrylic acid polymers
AMERICAN CYANAMID CO2 citations60
CYTEC TECH CORP
4 patentsUS5340865AAug 23, 1994
Cross-linked cationic polyermic microparticles
CYTEC TECH CORP58 citations96
US5530069AJun 25, 1996
Methods of making and using high molecular weight acrylamide polymers
CYTEC TECH CORP39 citations92
US5354481AOct 11, 1994
Water-soluble highly branched polymeric microparticles
CYTEC TECH CORP32 citations92
US5405554AApr 11, 1995
High performance dewatering aids
CYTEC TECH CORP42 citations91