P

Inventor

TASSET EMMETT L

US18 patents

Patents

18 patents
US6133190AOct 17, 2000

Supported mercaptosulfonic acid compounds useful as catalysts for phenolation reactions

DOW CHEMICAL CO30 citations92
US5939494AAug 17, 1999

Polymeric substrate containing mercapto and sulfonic groups

DOW CHEMICAL CO29 citations92
US5463140AOct 31, 1995

Process for making polyphenols from ketones or aldehydes and phenols

DOW CHEMICAL CO41 citations92
US4791081ADec 13, 1988

Supported fluorocarbonsulfonic acid polymers and an improved method for their preparation

DOW CHEMICAL CO37 citations92
US5387725AFeb 7, 1995

Chlorination process, alkylation of products of said process and some products thereof

DOW CHEMICAL CO23 citations91
US6051658AApr 18, 2000

Polymeric substrate containing mercapto and sulfonic groups

DOW CHEMICAL CO8 citations73
US5382710AJan 17, 1995

Aromatic polyhydroxy compounds and process for the preparation thereof

DOW CHEMICAL CO6 citations73
US4800186AJan 24, 1989

Regeneration of fluorocarbonsulfonic acid catalysts

DOW CHEMICAL CO7 citations73
US4602110AJul 22, 1986

Method of purifying 3-chloro-2-hydroxypropyl trialkylammonium chloride

DOW CHEMICAL CO11 citations73
US4464528AAug 7, 1984

Process for making cationic starch

DOW CHEMICAL CO10 citations73
US4533653AAug 6, 1985

Preparation of an improved catalyst for the manufacture of naphthoquinone

DOW CHEMICAL CO6 citations69
US5723692AMar 3, 1998

Preparation of 4,4'-dihydroxy-'alkylstiblbene with reduced dimer formation

DOW CHEMICAL CO4 citations63
US5136110AAug 4, 1992

Process for the preparation of bisphenols

DOW CHEMICAL CO5 citations62
US4808440AFeb 28, 1989

Process for the surface treatment of polymer articles to provide for better adherence of paints

DOW CHEMICAL CO6 citations62
US4530601AJul 23, 1985

Quantitative test for residual rosin on cleaned circuit boards

DOW CHEMICAL CO5 citations62
US4859745AAug 22, 1989

Stratified fibrous fluoropolymer compositions and process for forming such fluoropolymers

DOW CHEMICAL CO3 citations61
US4524011AJun 18, 1985

Flux removal solvent blend

DOW CHEMICAL CO2 citations59
US5541282AJul 30, 1996

Aromatic polyhydroxy compounds and process for the preparation thereof

DOW CHEMICAL CO1 citations52