P

Inventor

CHAKRABARTI PARITOSH M

US41 patents
⚠️ This page may combine multiple inventors who share the name “CHAKRABARTI PARITOSH M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GAF CORP

24 patents
US4223009ASep 16, 1980

Hair preparation containing vinyl pyrrolidone copolymer

GAF CORP324 citations99
US4165367AAug 21, 1979

Hair preparations containing vinyl pyrrolidone copolymer

GAF CORP289 citations99
US4203858AMay 20, 1980

Phosphate-free machine dishwashing composition

GAF CORP51 citations92
US4178203ADec 11, 1979

Method of increasing the strength of wet glass fiber mats made by the wet-laid process

GAF CORP31 citations92
US3976586AAug 24, 1976

Monoesters derived from ethoxylated higher alcohols and thiodisuccinic acid as detergent builders

GAF CORP39 citations92
US4179331ADec 18, 1979

Glass fiber dispersions for making uniform glass fiber mats by the wet-laid process

GAF CORP25 citations82
US4410726AOct 18, 1983

Vinylation reaction

GAF CORP20 citations81
US4283321AAug 11, 1981

Alkyl aryl ethyleneoxy sulfonate surfactants for vinyl acetate polymerization

GAF CORP23 citations78
US4137190AJan 30, 1979

Detergent composition comprising synergistic hydrotrope mixture of two classes of organic phosphate esters

GAF CORP27 citations76
US4233229ANov 11, 1980

Preparation of salt-free N-acyl taurines

GAF CORP17 citations74
US4178204ADec 11, 1979

Wet-strength of wet glass fiber mats by treatment with anionic polyelectrolytes

GAF CORP18 citations74
US4178206ADec 11, 1979

Method of forming glass fiber dispersions with cationic quaternary ammonium surfactants having at least two long chain groups

GAF CORP15 citations74
US4177154ADec 4, 1979

Synthetic aqueous based metal working fluid compositions

GAF CORP16 citations74
US4549007AOct 22, 1985

Diamine/diol chain extender blends for rim process

GAF CORP10 citations72
US4523004AJun 11, 1985

Diamine/diol chain extender blends for rim process

GAF CORP9 citations72
US4313764AFeb 2, 1982

Isocyanate polyoxyalkylenes

GAF CORP9 citations72
US4259474AMar 31, 1981

Sulfur-containing polyoxyalkylenes

GAF CORP16 citations72
US4255561AMar 10, 1981

Sulfide polymers of polyoxyalkylenes

GAF CORP10 citations72
US4329268AMay 11, 1982

Polyethyleneoxy sulfonate surfactants

GAF CORP13 citations70
US4180532ADec 25, 1979

Phosphoric acid esters of poly(2-10)ethyleneoxy n butane 1,4-diols

GAF CORP11 citations66
US4323710AApr 6, 1982

Partial alkylation of polyhydroxybenzophenones

GAF CORP6 citations63
US4405799ASep 20, 1983

Treatment of effluents containing dioxane

GAF CORP4 citations57
US4694104ASep 15, 1987

Phase transfer catalysts

GAF CORP5 citations56
US4294848AOct 13, 1981

Thiocyano-containing polyoxyalkylenes

GAF CORP0 citations51

PPG INDUSTRIES INC

17 patents
US5296627AMar 22, 1994

Ethylenically unsaturated poly(alkyleneoxy) surfactants

PPG INDUSTRIES INC88 citations96
US5162475ANov 10, 1992

Polymerizable surfactant

PPG INDUSTRIES INC60 citations93
US5035886AJul 30, 1991

Active agent delivery device

PPG INDUSTRIES INC41 citations91
US4714113ADec 22, 1987

Alkaline water flooding with a precipitation inhibitor for enhanced oil recovery

PPG INDUSTRIES INC38 citations91
US4959208ASep 25, 1990

Active agent delivery device

PPG INDUSTRIES INC47 citations90
US5164437ANov 17, 1992

Anionic surfactant surface-modified ammonium polyphosphate

PPG INDUSTRIES INC8 citations73
US5109037AApr 28, 1992

Surface-moldified ammonium polyphosphate

PPG INDUSTRIES INC11 citations73
US5098939AMar 24, 1992

Antistatic composition

PPG INDUSTRIES INC11 citations73
US4894241AJan 16, 1990

Halophor composition

PPG INDUSTRIES INC7 citations72
US4782078ANov 1, 1988

Halophor biocidal compositions

PPG INDUSTRIES INC9 citations72
US5358665AOct 25, 1994

Antistatic composition comprising diethanol amide and hydroxy-functional amide ester

PPG INDUSTRIES INC2 citations62
US5229036AJul 20, 1993

Antistatic composition

PPG INDUSTRIES INC3 citations62
US5162418ANov 10, 1992

Nonionic surfactant surface-modified ammonium polyphosphate

PPG INDUSTRIES INC6 citations62
US5071901ADec 10, 1991

Quaternary ammonium salt surface-modified ammonium polyphosphate

PPG INDUSTRIES INC5 citations62
US4844899AJul 4, 1989

Halophor composition

PPG INDUSTRIES INC2 citations61
US4693894ASep 15, 1987

Halophor composition

PPG INDUSTRIES INC4 citations61
US4818532AApr 4, 1989

Bromophor composition

PPG INDUSTRIES INC1 citations51