Claims
- 1. A latex composition comprising:
(a) latex polymer particles comprising a residue of an ethylenically unsaturated monomer; (b) a sulfo-polyester polymer; and (c) a diol component wherein the latex polymer particles are dispersed in a liquid continuous phase, and wherein the diol component is present in the liquid continuous phase.
- 2. The latex composition of claim 1, wherein the diol component comprises from about 0.01 to about 100% by weight of the continuous phase.
- 3. The latex composition of claim 1, wherein the diol component comprises from about 40 to about 100% by weight of the continuous phase.
- 4. The latex composition of claim 1, wherein the continuous phase further comprises a water component.
- 5. The latex composition of claim 1, wherein the sulfo-polyester polymer comprises residues of a dicarboxylic acid, a diol and a difunctional sulfo-monomer.
- 6. The latex composition of claim 5, wherein the diol of the sulfo-polyester polymer comprises ethylene glycol, diethylene glycol, triethylene glycol, 1,4-cyclohexanedimethanol, 1,3-propanediol, 1,4-butanediol, 1,5-pentanediol, 1,6-hexanediol, 3-methyl-2,4-pentanediol, 2-methyl-1,4-pentanediol, 2-2-4-trimethyl-1,3-pentanediol, 1,3-hexanediol, 1,4-di-(hydroxyethoxy)-benzenediol, 2,2-bis-(4-hydroxycyclohexyl)-propanediol, 2,4-dihydroxy-1,1,3,3-trimethyl-cyclobutanediol, and 2,2-bis-(4-hydroxypropoxyphenyl)-propanediol, and wherein the difunctional sulfo-monomer of the sulfo-polyester comprises sulfophthalic acid, sulfoterephthalic acid, sulfoisophthalic acid, 4-sulfonaphthalene-2,7-dicarboxylic acid, esters thereof or a mixture thereof.
- 7. The latex composition of claim 5, wherein the difunctional sulfo-monomer of the sulfo-polyester polymer comprises from about 8 mole percent to about 25 mole percent based on 100 mole percent dicarboxylic acid.
- 8. The latex composition of claim 1, wherein the latex polymer particles comprise a residue of a non-acid vinyl monomer of an acetoacetoxy ethyl methacrylate, acetoacetoxy ethyl acrylate, methyl acrylate, methyl methacrylate, ethyl acrylate, ethyl methacrylate, butyl acrylate, butyl methacrylate, isobutyl acrylate, isobutyl methacrylate, ethylhexyl acrylate, 2-ethylhexyl methacrylate, isoprene, octyl acrylate, octyl methacrylate, iso-octyl acrylate, iso-octyl methacrylate, trimethyolpropyl triacrylate, styrene, α-methyl styrene, glycidyl methacrylate, carbodiimide methacrylate, C1-C18 alkyl crotonates, di-n-butyl maleate, α-or-β-vinyl naphthalene, di-octylmaleate, allyl methacrylate, di-allyl maleate, di-allylmalonate, methyoxybutenyl methacrylate, isobornyl methacrylate, hydroxybutenyl methacrylate, hydroxyethyl(meth)acrylate, hydroxypropyl(meth)acrylate, acrylonitrile, vinyl chloride, vinylidene chloride, vinyl acetate, vinyl ethylene carbonate, epoxy butene, 3,4-dihydroxybutene, hydroxyethyl(meth)acrylate, methacrylamide, acrylamide, butyl acrylamide, ethyl acrylamide, butadiene, vinyl(meth)acrylates, isopropenyl(meth)acrylate, cycloaliphaticepoxy(meth)acrylates, ethylformamide, 4-vinyl-1,3-dioxolan-2-one, 2,2-dimethyl-4vinyl-1,3-dioxolate, 3,4-di-acetoxy-1-butene, or a mixture thereof.
- 9. The latex composition of claim 1, wherein the diol component comprises an aliphatic or cycloaliphatic diol having from about 2 to about 10 carbon atoms or a mixture thereof.
- 10. The latex composition of claim 1, wherein the diol component comprises ethylene diol, propylene diol, 1,4-butanediol, diethylene diol, neopentyl diol, cyclohexanedimethanol, or a mixture thereof.
- 11. A coating composition comprising the latex composition of claim 1.
- 12. An ink vehicle composition comprising the latex composition of claim 1.
- 13. A process for the preparation of the latex composition of claim 1, comprising the steps of:
a) preparing a composition comprising a monomer suitable to prepare latex polymer particles, an initiator, a sulfo-polyester polymer, and a diol component; and b) heating the composition of step (a) to polymerize the latex monomer, thereby forming the latex composition.
- 14. The process of claim 13, wherein the monomer, initiator and sulfo-polyester polymer are present in a dispersed phase and the diol component is present in the continuous phase.
- 15. The process of claim 13, wherein the composition further comprises a crosslinking agent and wherein the crosslinking agent comprises divinyl benzene, allyl methacrylate, allyl acrylate, a multifunctional acrylate, or a mixture thereof.
- 16. The process of claim 13, wherein the composition comprises a buffering agent and wherein the buffering agent comprises ammonium salts of carbonates, sodium salts of carbonates, sodium salts of bicarbonate, ammonium salts of bicarbonates or a mixture thereof.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] This application is a divisional of, and claims the benefit of, U.S. application Ser. No. 09/668,449 filed Sep. 22, 2000, which status is allowed. The Ser. No. 09/668,449 application claims priority to U.S. Provisional Application Serial No. 60/159,044, filed Oct. 12, 1999. U.S. application Ser. Nos. 09/668,449 and 60/159,044 are herein incorporated by this reference in their entireties.
Provisional Applications (1)
|
Number |
Date |
Country |
|
60159044 |
Oct 1999 |
US |
Divisions (1)
|
Number |
Date |
Country |
Parent |
09668449 |
Sep 2000 |
US |
Child |
10214659 |
Aug 2002 |
US |