[미국특허]
Coating compositions for cans and methods of coating
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B29D-022/00
B29D-023/00
B32B-001/08
출원번호
US-0505236
(2009-07-17)
등록번호
US-8092876
(2012-01-10)
발명자
/ 주소
O'Brien, Robert M.
Rardon, Daniel E.
Spynda, Rachael Ann
Bartley, III, George K.
Evans, Richard H.
Killilea, T. Howard
Cavallin, Carl
출원인 / 주소
Valspar Sourcing, Inc.
인용정보
피인용 횟수 :
12인용 특허 :
154
초록
A coating composition for a food or beverage can that includes an emulsion polymerized latex polymer formed by combining an ethylenically unsaturated monomer component with an aqueous dispersion of a water-dispersible polymer.
대표청구항▼
1. An article comprising: a body portion or an end portion of a food or beverage can comprising a metal substrate; anda coating composition disposed thereon, wherein the coating composition includes an emulsion polymerized latex polymer, and wherein the emulsion polymerized latex polymer: (i) compri
1. An article comprising: a body portion or an end portion of a food or beverage can comprising a metal substrate; anda coating composition disposed thereon, wherein the coating composition includes an emulsion polymerized latex polymer, and wherein the emulsion polymerized latex polymer: (i) comprises a reaction product of an ethylenically unsaturated monomer component polymerized in the presence of an aqueous dispersion of a polymer salt, wherein the ethylenically unsaturated monomer component includes at least one oxirane functional group-containing monomer; and(ii) is substantially free of bound bisphenol A and aromatic glycidyl ether compounds. 2. The article of claim 1, wherein the coating composition comprises a cured coating composition. 3. The article of claim 1, wherein the ethylenically unsaturated monomer component comprises a mixture of monomers that includes at least one oxirane functional group-containing alpha, beta-ethylenically unsaturated monomer in an amount of 0.1 wt-% to 30 wt-%, based on the weight of the monomer mixture. 4. The article of claim 1, wherein the polymer salt includes anionic salt groups, cationic salt groups, or a combination thereof. 5. The article of claim 1, wherein the polymer salt comprises an acrylic polymer, a polyurethane polymer, a polyester resin, an alkyd resin, or a combination thereof. 6. The article of claim 1, wherein the polymer salt comprises a salt of an acid- or anhydride-functional acrylic polymer. 7. The article of claim 1, wherein the polymer salt comprises a salt of an acid- or anhydride-functional polymer and an amine. 8. The article of claim 1, wherein the polymer salt comprises a salt of an acid- or anhydride-functional acrylic polymer, acid- or anhydride-functional polyurethane polymer, acid- or anhydride-functional polyester resin, acid- or anhydride-functional alkyd resin, or a combination thereof. 9. The article of claim 1, wherein the polymer salt comprises a salt of an amine and an acid- or anhydride-functional acrylic polymer, acid- or anhydride-functional polyurethane polymer, acid- or anhydride-functional polyester resin, acid- or anhydride-functional alkyd resin, or a combination thereof. 10. The article of claim 1, wherein the polymer salt comprises a polyester resin having one or more segments of Formula I: —O—Ar—Rn—C(O)—O—R1—O—C(O)—Rn—Ar—O— wherein: each Ar is independently a divalent aryl group or heteroarylene group;each R is independently a divalent organic group;R1 is a divalent organic group; andeach n is 0 or 1. 11. The article of claim 1, wherein the polymer salt has a number average molecular weight of 1,500 to 50,000. 12. The article of claim 1, wherein the polymer salt is present in an amount comprising at least 5% by weight, based on the total weight of the ethylenically unsaturated monomer component and the polymer salt. 13. The article of claim 1, wherein the ethylenically unsaturated monomer component is polymerized in the presence of the aqueous dispersion with a water-soluble free radical initiator at a temperature of 0° C. to 100° C. 14. The article of claim 1, wherein the ethylenically unsaturated component comprises at least about 25 weight percent of the emulsion polymerized latex polymer, based on the total weight of the ethylenically unsaturated monomer component and the polymer salt. 15. The article of claim 1, wherein the coating composition is substantially free of bound bisphenol A and aromatic glycidyl ether compounds. 16. The article of claim 1, wherein the coating composition is present on a food-contact surface of the metal substrate. 17. The article of claim 1, wherein the coating composition, when present on a beverage can end at a dry film thickness of 7 milligrams per square inch, passes less than 10 milliamps of current after being exposed for 4 seconds to a room-temperature electrolyte solution containing 1% by weight of NaCl dissolved in water. 18. The method of claim 1, wherein the emulsion polymerized latex polymer consists essentially of the reaction product of the ethylenically unsaturated monomer component polymerized in the presence of the aqueous dispersion of the polymer salt, and wherein the polymer salt comprises a salt of an amine and an acid- or anhydride-functional polymer. 19. An article comprising: a body portion or an end portion of a food or beverage can comprising a metal substrate; anda coating composition disposed thereon, wherein the coating composition includes an emulsion polymerized latex polymer, and wherein the emulsion polymerized latex polymer: (i) comprises a reaction product of an ethylenically unsaturated monomer component polymerized in the presence of an aqueous dispersion of a salt of an acid or anhydride-functional polymer and a tertiary amine, wherein the ethylenically unsaturated monomer component comprises 0.1 wt-% to 30 wt-% of an oxirane-functional alpha, beta-ethylenically unsaturated monomer, based on the weight of the monomer component; and(ii) is substantially free of bound bisphenol A and aromatic glycidyl ether compounds. 20. A method, comprising: providing a coating composition including an emulsion polymerized latex polymer, wherein the emulsion polymerized latex polymer: (i) comprises a reaction product of an ethylenically unsaturated monomer component polymerized in the presence of an aqueous dispersion of a polymer, wherein the ethylenically unsaturated monomer component includes at least one oxirane functional-group containing monomer, and(ii) is substantially free of bound bisphenol A and aromatic glycidyl ether compounds; andapplying the coating composition to a metal substrate prior to or after forming the metal substrate into a food or beverage can or portion thereof. 21. The method of claim 20, wherein: the water-dispersible polymer comprises a salt of an acid- or anhydride-functional polymer and a tertiary amine; andthe ethylenically unsaturated monomer component comprises 0.1 wt-% to 30 wt-% of an oxirane-functional alpha, beta-ethylenically unsaturated monomer, based on the weight of the monomer component.
Scherping Karl-Heinz (Drensteinfurt DEX) Holscher Hans-Jorg (Munster DEX) Reichelt Uwe (Tecklenburg DEX) Reiter Udo (Telgte DEX), Aqueous coating agent, process for its manufacture and its use for coating containers based on acrylic monomers, epoxy-.
Brown George L. (Scotch Plains NJ) Spencer Arthur T. (New Providence NJ), Aqueous coating composition comprising self-emulsifiable ester of epoxy and acid containing addition polymer.
Brown George L. (Scotch Plains NJ) de Sorgo Miksa (Freehold NJ) Spencer Arthur T. (New Providence NJ), Aqueous coating composition comprising self-emulsifiable ester of epoxy and acid containing addition polymer and method.
Chu Shaw C. (68 Riverview Ter. Belle Mead NJ 08502) Spencer Arthur T. (105 Madison Ave. New Providence NJ 07974), Aqueous coating compositions and process for their preparation from epoxy acidic acrylic polymer and polyfunctional amin.
Chu Shaw C. (Belle Mead NJ) Spencer Arthur T. (New Providence NJ), Aqueous coating comprising dispersible epoxy resin-acid polymer ester and diluent polymer, and method of preparation.
Chu Shaw C. (Belle Mead NJ) Spencer Arthur T. (New Providence NJ), Aqueous coatings comprising ionic polymer ester and diluent polymer with reduced monomer residue and method of preparati.
Christenson Roger M. (Gibsonia PA) Rosenberger Mary E. (Allison Park PA) Tetenbaum Marvin T. (Wexford PA), Aqueous composition comprising a phosphated epoxy and non-self dispersible resin.
Craun Gary P. (Berea OH) Telford David J. (Medina OH) DeGraaf Henry J. (Stow OH), Aqueous dispersed, acrylic grafted epoxy microgel protective coatings.
Mysliwczyk Richard G. (Pittsburgh PA) McCarty William H. (Lancaster VA) Spencer Arthur T. (Wexford PA), Aqueous epoxy resin-based coating compositions useful for coating metal containers.
Vijayendran Bheema R. (Emmaus PA) Derby Richard (Allentown PA) Gruber Bruce A. (Emmaus PA), Aqueous polyurethane-vinyl polymer dispersions for coating applications.
Shimada, Hiroaki; Kojima, Takashi; Yamano, Yoshihiro; Itoh, Yoshiki, Aqueous resin composition and coated metal material having cured coating of the same.
Nishimura Satoshi (Sagamihara JPX) Hirasawa Hidekimi (Kawasaki JPX) Iimure Tamio (Omiya JPX), Aqueous resin composition and method for forming coating film on can body.
Christenson Roger M. (Gibsonia PA) Maska Rudolf (Pittsburgh PA) Dowbenko Rostyslawa (Gibsonia PA) Hockswender Thomas R. (Gibsonia PA), Base-solubilized acrylic polymers and aqueous resinous dispersions of acrylic polymers and epoxy resins.
Hart Terence J. (Allison Park PA) Van Buskirk Ellor J. (Pittsburgh PA) Hockswender Thomas R. (Allison Park PA), Coating from phosphated epoxy and COOH-vinyl addition resins.
Saltman Robert P. (Townsend DE), Composition comprising melt blended product of thermoplastic resin and two ethylene copolymers containing coreactive gro.
Swarup Shanti (Hampton Township ; Allegheny County PA) Ambrose Ronald R. (Hampton Township ; Allegheny County PA), Defunctionalized epoxy resins useful in coatings.
Woo James T. K. (Medina OH) Pompignano Gary C. (North Royalton OH) Awarski Donston E. (Medina OH) Packard Kevan A. (North Olmsted OH), Divinyl benzene modified, aqueous dispersed, acrylic graft coatings.
Seiler Henry K. (Woodbury NJ) Sommerfeld Eugene G. (Penn Valley PA), Electrocoating with water-borne coating composition made from epoxy resin, polymeric acid and tertiary amine.
Kojima Shunji (Yokosuka JPX) Watanabe Yoshiki (Yokohama JPX) Goto Hiroaki (Tokyo JPX) Moriga Toshinori (Yokohama JPX), Emulsion water paint and process for its production using phase inversion of epoxy-acrylic curing agent resin compositio.
Stevenson Thomas A. ; Brandenburger Larry ; McCarty William ; Mazza John ; Niederst Jeffrey, Epoxy resin/acid/tertiary amine reaction product with reactive diluent.
Maska Rudolf (Indiana Township ; Allegheny County PA) Tetenbaum Marvin T. (Melbourne FL) Bodwell James R. (West Chester PA) Kapp David C. (Richland Township ; Allegheny County PA), Grafted, thermoplastic, waterborne polymer and coating composition.
Aluotto Patrick F. (Cincinnati OH) Drees Paul A. (Cincinnati OH) Soucek Charles A. (Cincinnati OH), Hydrosol coating compositions having improved stability.
Doorakian George A. (Bedford MA) Schmidt Dennis L. (Houston TX) Cornell ; III Martin C. (Sao Paulo BR), Latent catalysts for promoting reaction of epoxides with phenols and/or carboxylic acids.
Kriessmann Ingo,ATX ; Awad Rami-Raimund,ATX ; Gsoell Hannelore,ATX ; Gossak Kurt,ATX ; Hirschmann Bernhard,ATX, Method for the two-stage preparation of aqueous autocrosslinking copolymer dispersions and their use for coating mater.
Evans James M. (Panama City FL) Ting Vincent W. (Brunswick OH), Modified epoxy resins, processes for making and using same and substrates coated therewith.
Briggs Rodney L. (Linden MI) Rehfuss John W. (West Bloomfield MI) Ohrbom Walter H. (Commerce Township MI) Menovcik Gregory G. (Farmington Hills MI), Multiple layer coating method.
Swerdloff Michael D. (Parsippany NJ) Rogic Milorad M. (Whippany NJ) Hendrickson Larry L. (Camillus NY), Oxidized sulfur derivatives of diaminophosphinyl compounds as urease inhibitors and urease inhibited urea based fertiliz.
Swarup Shanti ; Sundararaman Padmanabhan ; Dudik John M. ; Rearick Brian K. ; Simeon Marie Edla, Phosphatized amine chain-extended epoxy polymeric compounds.
Frisch Kurt C. (Grosse Ile MI) Klempner Daniel (Farmington Hills MI) Rdisch Helmer (Aachen DEX) Holzer Gerhard (Aachen DEX), Polyurethane-based adhesive coating or film, and use of same in laminated glass panes.
Patzschke Hans-Peter (Wuppertal DEX) Lttenberg Albrecht (Wuppertal DEX) Schlinsog Hans-Jrgen (Wlfrath DEX) Bogdan Wolfgang (Wuppertal DEX), Process for applying an aqueous, heat-curable coating to cans.
Wessling Ritchie A. (Midland MI) Pickelman ; Sr. Dale M. (Auburn MI), Process for making cationic structured particle latexes using reactive polymeric surfactants.
Perry William O. (Lake Jackson TX), Process for reacting a phenol with a vicinal epoxy compound in the presence of phosphorus or carbon containing acid, est.
Cibura Klaus,DEX ; Figge Hans Jurgen,DEX ; Willmer Regina,DEX ; Dartmann Holger Herbert,DEX, Process for the preparation of an aqueous coating composition, aqueous coating compositions, and the use thereof for co.
Wilfinger Werner,ATX ; Kriessmann Ingo,ATX ; Gossak Kurt,ATX, Process for the preparation of water-dilutable coating binders based on acrylate copolymers, and their use.
Stevenson Thomas A. ; Brandenburger Larry ; McCarty William ; Mazza John ; Niederst Jeffrey, Quaternized product of epoxy resin, acid and tertiary amine with curing agent.
Anderson Ronald W. (Allison Park PA) Lamanna Richard A. (McMurray PA), Storage stable water-dilutable acid adducted epoxy based coating for metal food contact surfaces.
Westerhof Wilhelmina,NLX ; Kolk Dirk J.,NLX ; van Riggelen Wilhelmus J. P. S. M.,NLX, Use of a polyester in the preparation of coatings for the interior of can ends.
Ross Bert A. (Conyngham PA) Damewood John R. (Spartanburg SC), Use of modified diisocyanates for preparing linear thermoplastic polyurethane elastomers having improved properties.
Swarup Shanti ; Ambrose Ronald R. ; O'Dwyer James B. ; Fitzgerald Lawrence J., Vinyl resins containing alkoxyacrylamide-polyol reaction products and use in epoxy resin blends for coatings.
Georgalas Nick (Brooklyn NY) Pucknat John G. (New York NY) Villano Ralph R. (Highland Lakes NJ), Water dilutable acrylated epoxy-phenolic coating compositions.
Harper Lee R. (Media PA) Obetz Judith E. (Bryn Mawr PA) Steinmetz William H. (Collingswood NJ), Water-borne coating composition made from epoxy resin, first polymeric acid, tertiary amine and second polymeric acid.
Matthews James F. (Levittown PA) Sommerfeld Eugene G. (Penn Valley PA), Water-borne coating composition made from epoxy resin, polymeric acid and tertiary amine.
Parekh Girish G. (Libertyville IL) Pillai Perumal T. (Lindenhurst IL) Ponmankal Devasia J. (Chicago IL), Waterborne coating composition for metal containers.
O'Brien, Robert M.; Rardon, Daniel E.; Spynda, Rachael Ann; Bartley, George K.; Evans, Richard H., Coating compositions for aluminum beverage cans and methods of coating same.
O'Brien, Robert M; Rardon, Daniel E.; Spynda, Rachael Ann; Bartley, George K.; Evans, Richard H., Coating compositions for aluminum beverage cans and methods of coating same.
O'Brien, Robert M.; Rardon, Daniel E.; Spynda, Rachael Ann; Bartley, III, George K.; Evans, Richard H., Coating compositions for cans and methods of coating.
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