# US 5,346,948 A · Odor free, air dry, decorative latex paints > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 5,346,948 A - Document ID: US5346948A - Status: Granted - Kind: A - Application number: 08/115,109 - Filed: 1993-09-02 - Granted: 1994-09-13 - Earliest claimed: 1993-02-18 - Assignees: The Glidden Company - Inventors: F. Louis Floyd; Gary P. Craun - Web page: https://patentgrep.com/patent/US5346948A ## CPC - C09D 167/00: Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain (based on polyester-amides C09D177/12; based on polyester-imides C09D179/08); Coating compositions based on derivatives of such polymers - C09D 131/04: Homopolymers or copolymers of vinyl acetate - C09D 175/04: Polyurethanes - C08L 67/00: Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain (of polyester-amides C08L77/12; of polyester-imides C08L79/08); Compositions of derivatives of such polymers - C08L 75/00: Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers - C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D) - C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06) ## Abstract An aqueous ambient dry paint coating based on vinyl acetate matrix polymer containing a chlorinated hydrocarbon modifier selected from a chlorinated hydrocarbon having a Tg below -20.degree. C. and a number average molecular weight between 150 and 5,000, where the coating is free of organic coalescing solvents as well as other volatile organic compounds (VOC). The matrix polymer is produced by mixing the chlorinated modifier with the vinyl acetate monomer and other ethylenic monomers, if any, to form an organic mixture, providing an aqueous micro dispersion of the organic mixture phase having droplet size less than 5 microns, and copolymerizing the monomer to produce a polymeric binder of vinyl acetate polymer containing chlorinated modifier, where the polymeric binder system and coating is free of coalescing organic solvent. ## Claims ### Claim 1 An aqueous ambient dry paint coating composition containing a polymerized polymeric binder free of organic coalescing solvent and other volatile organic compounds, the polymeric binder comprising: a vinyl acetate polymer comprising polymerized vinyl acetate monomer containing chlorinated modifier selected from a chlorinated paraffin, a chlorinated fatty acid, or a chlorinated fatty acid ester, where the chlorinated modifier has a number average molecular weight between about 150 and 5,000 and a Tg below about -20.degree. C., the polymeric binder containing at least 1% by weight of said chlorinated modifier, where said polymeric binder is produced by mixing the chlorinated modifier in the vinyl acetate monomer to provide an organic mixture of chlorinated modifier and vinyl acetate monomer, where said organic mixture is polymerized in water to produce chlorinated modified vinyl acetate emulsion polymer and provide a polymeric binder having a Tg less than 20.degree. C. ### Claim 2 (depends on 1) The paint coating of claim 1 where the polymeric binder contains between 3% and 50% of said chlorinated modifier. ### Claim 3 (depends on 1) The paint coating of claim 1 where the polymeric binder contains between 10% and 25% of said chlorinated modifier. ### Claim 4 (depends on 1) The paint coating of claim 1 where the chlorinated modifier has a number average molecular weight between about 300 and 1,000. ### Claim 5 (depends on 1) The paint coating of claim 1 where the chlorinated modifier has a Tg less than about -40.degree. C. ### Claim 6 (depends on 1) The paint coating of claim 1 where the chlorinated modifier has a Tg less than about -50.degree. C. ### Claim 7 (depends on 1) The paint coating of claim 1 where the polymeric binder is produced by dispersing the organic mixture of chlorinated modifier and vinyl acetate monomer in water to produce an aqueous dispersion micronizing the aqueous dispersion with high shear to a micronized aqueous dispersion having organic phase particle size droplets less than 5 microns and polymerizing the vinyl acetate monomer to produce a polymeric binder having a Tg less than 20.degree. C. comprising an emulsion vinyl acetate polymer containing said chlorinated modifier. ### Claim 8 (depends on 7) The paint coating of claim 7 where the organic phase particle size droplets are less than 1 micron. ### Claim 9 (depends on 7) The paint coating of claim 7 where the organic phase particle size droplets are less than 0.7 microns. ### Claim 10 (depends on 1) The paint coating of claim 1 where the vinyl acetate monomer is mixed with other ethylenically unsaturated monomer to produce a monomer mixture, and the monomer mixture is copolymerized to produce a chlorinated modified vinyl acetate emulsion copolymer. ### Claim 11 (depends on 10) The paint coating of claim 10 where the copolymerized monomer mixture comprises between 100% and 80% by weight vinyl acetate monomer. ### Claim 12 (depends on 10) The paint coating of claim 10 where the copolymerized monomer mixture comprises between 100% and 70% by weight vinyl acetate monomer. ### Claim 13 (depends on 10) The paint coating of claim 10 where the copolymerized monomer mixture comprises between 100% and 60% by weight vinyl acetate monomer. ### Claim 14 (depends on 1) The paint coating of claim 1 where the chlorinated modifier is a chlorinated paraffin. ### Claim 15 (depends on 14) The paint coating of claim 14 where the chlorinated modifier is a chlorinated fatty acid. ### Claim 16 (depends on 14) The paint coating of claim 14 where the chlorinated modifier is a chlorinated fatty acid ester.