Inventor
PETTIT JR PAUL H
US20 patents
⚠️ This page may combine multiple inventors who share the name “PETTIT JR PAUL H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PPG INDUSTRIES INC
19 patentsUS5214101AMay 25, 1993
Powder coating composition comprising a co-reactable particulate mixture of carboxylic acid group-containing polymers and beta-hydroxyalkylamide curing agent
PPG INDUSTRIES INC75 citations96
US5212245AMay 18, 1993
Thermosetting powder coating compositions containing flow modifiers
PPG INDUSTRIES INC64 citations96
US5202382AApr 13, 1993
Thermosetting powder coating composition containing a mixture of low Tg and high Tg polymers with acid functional groups
PPG INDUSTRIES INC53 citations96
US5098955AMar 24, 1992
Powder coating composition low Tg and high Tg polymers with acid groups
PPG INDUSTRIES INC66 citations96
US5008335AApr 16, 1991
Powder coating compositions of polyepoxides, acrylic copolymers and aliphatic or polyester dibasic acids
PPG INDUSTRIES INC54 citations96
US4937288AJun 26, 1990
Powder coating composition
PPG INDUSTRIES INC70 citations96
US4727111AFeb 23, 1988
Powder coating compositions based on mixtures of acid group-containing materials and beta-hydroxyalkylamides
PPG INDUSTRIES INC66 citations96
US4889890ADec 26, 1989
Powder coating curing system containing a beta-hydroxyalkylamide
PPG INDUSTRIES INC63 citations95
US4801680AJan 31, 1989
Hydroxyalkylamide powder coating curing system
PPG INDUSTRIES INC83 citations94
US5248400ASep 28, 1993
Thermosetting powder coating compositions based on polyepoxides and elastomer-modified phenolics
PPG INDUSTRIES INC23 citations92
US5229458AJul 20, 1993
Powder coating of particulate thermoset resin and olefin-maleic anhydride copolymer
PPG INDUSTRIES INC32 citations92
US5055524AOct 8, 1991
Polyol-modified polyanhydride curing agent for polyepoxide powder coatings
PPG INDUSTRIES INC32 citations92
US4988767AJan 29, 1991
Thermosetting powder coating composition containing a mixture of low Tg and high Tg polymers with acid functional groups
PPG INDUSTRIES INC44 citations92
US4788255ANov 29, 1988
Powder coating compositions
PPG INDUSTRIES INC33 citations92
US5013791AMay 7, 1991
Beta-hydroxyalkylamide cured acid polymer/polyepoxide powder coating
PPG INDUSTRIES INC23 citations91
US4804581AFeb 14, 1989
Chip resistant coatings
PPG INDUSTRIES INC49 citations89
US5182337AJan 26, 1993
Powder coating composition comprising a co-reactable particulate mixture of carboxylic acid group-containing polymers and beta-hydroxyalkylamide curing agent
PPG INDUSTRIES INC16 citations74
US4921913AMay 1, 1990
Powder coating compositions of polyepoxides and acrylic copolymers
PPG INDUSTRIES INC18 citations74
US5091451AFeb 25, 1992
Reaction products of alpha-aminomethylene phosphonic acids and epoxy compounds and their use in coating compositions
PPG INDUSTRIES INC11 citations73