Patent ID: 8287631

Claim:
A latex paint or an emulsion paint comprising a resin, 2-methyl-4-isothiazolin-3-one and one or more inhibitors selected from the group consisting of iodoform, chlorothalonil, hydroxylamine-o-sulphonic acid, maleimide, 2,6-bis-bromomethylpyridine 1-oxide, 2,6-bisdibromomethylpyridine 1-oxide, 2,6-bischloromethylpyridine, acetylacetone, diiodomethane, 2-dibromonitromethyl-3-methylpyridine, 2-iodo-1-propenyl phenyl sulphone, 3-iodomethyl-pyridine hydroiodide, gum resins, colophony resins, oil resins, linseed oil, 3-bromomethylpyridine hydrobromide, bromomethyl p-phenyl sulphone, 2-bromomethyl-6-methylpyridine, diiodomethyl p-tolyl sulphone, N-(2-iodo-1-iodomethylethyl)benzylsulphonamide, N-trichloromethylthiophthalimide, dichlofluanid, allyl p-tolyl sulphone, sodium iodide, potassium iodide, bromoacetic acid, iodoacetic acid, alkyl halides, methionine, benzyl halides, dialkyl ethers, diaryl ethers, acryloalkenyl ethers, alkyl sulphonates, butylated hydroxytoluene (BHT), butylated hydroxyanisole (BHA), 2,5-di-tert-butylhydroquinone, 3,5-di-tert-butylhydroquinone, propyl gallate, ascorbic acid, isoascorbic acid, and potassium bromate wherein the latex paint or the emulsion comprises less than 0.01% by weight of 5-chloro-2-methylisothiazolin-3-one and the ratio of 2-methyl-4-isothiazolin-3-one to inhibitor is in the range from 1000:1 to 1:100.