Oil-in-water surface coating emulsions

Claim 1

A STABLE NON-FLOOCULATING OIL-IN-WATER EMULSION COMPRISING (A) 100 PARTS OF AN UNSATUREATED FATTY ACID ESTER OF A COPOLYME OF AN ETHYLENICALLY UNSATURATED ALCOHOL AND A STYRENE MONOMER, (B) AN EMULSIFIER CONSISTING OF AN AMINO SALT OF A FATTY ACID PRESENT IN A MOLAR PROPROTION EQUIVALENT TO THE MOLAR PROPORTION OF THE CORRESPONDING FREE FATTY ACID WHICH WOULD THEORETICALLY BE REQUIRED TO PROVIDE AN ACID NUMBER OF FORM ABOUT 2-12 IN CO-MIXTURE WITH SAID ESTEIFIED COPOLYMER AND (C) FROM 65-900 PARTS BY WEIGHT OF WATER; SAID ESTERIFIED COPOLYMER BEING A COPOLYMER OF AN ETHYLENICALLY UNSATURATED ALCOHOL SELECTED FROM THE GROP CONSISTING OF ALLYL ALCOHOL, METHALLYL ALCOHOL AND MIXTURES THEREOF AND A STYRENE MONOMER SELECTED FROM THE FROUP CONSISTING OF STYRENE, RING-SUBSTITUTED MONO- AND DI-, ALKYL-, CHLOROAND CHLOROALKYL-STYRENES AND MIXTURES THEREOF HAVING AN INITIAL HYDROXYL GROUP CONTENT, BEFORE ESTERIFICATION, OF FROM ABOUT 4-7.5% BY WEIGHT, FROM 50-75% OF SAID HYDROXYL GROUPS BEING ESTERIFIED WITH AN UNSATURATED FATTY ACID SELECTED FROM THE GROUP CONSISTING OF UNSATURATED FATTY ACIDS CONTAINING FROM 10-24 CARBON ATOMS AND MIXTURES THEREOF AS OBTAINIED BY THE HYDROLYSIS OF DRYING AND SEMI-DRYING OILS; SAID AMINO SALT OF A FATTY ACID BEING A SALT OF AN AMINO COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMMONIA AND FUGITIVE SOAPFORMING AMINES AND A FATTY ACID SELECTED FROM THE GROUP CONSISTING OF SATURATED AND UNSATURATED FATTY ACIDS CONTAINING FROM 10-24 CARBON ATOMS AND MIXTURES THEREOF AS OBTAINED BY THE HYDROLYSIS OF DRYING, SEMI-DRYING, AND NON-DRYING OILS; SAID FUGITIVE SOAP-FORMING AMINES BEING DEFINED AS THOSE AMINES WHICH FORM WATER-SOLUBLE SOAPS IN COMBINATION WITH SAID FATTY ACIDS AND WHICH HAVE ATMOSPHERIC BOILING POINTS OF UP TO 450*C.