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Wetting agents for aseptic filling

  • US 8,935,118 B2
  • Filed: 09/05/2013
  • Issued: 01/13/2015
  • Est. Priority Date: 05/28/2009
  • Status: Active Grant
First Claim
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1. A method for aseptic packaging of food, beverages or pharmaceuticals comprising:

  • (a) contacting a package with a composition consisting essentially of a wetting agent, and an antimicrobial agent, wherein the wetting agent consists essentially of;

    (i) a sheeting agent, wherein the sheeting agent comprises at least one compound having the structure represented by formula I;


    R—

    O—

    (CH2CH2O)n

    Hwherein R is a (C1-C12) alkyl group, and n is an integer in the range of 1 to 100;

    (ii) a defoaming agent comprising a polyoxypropylene-polyoxyethylene block copolymer surfactant, wherein the weight percent ratio of sheeting agent to defoaming agent is between about 1;

    5 to about 5;

    1 in the composition;

    (iii) an association disruption agent of an alcohol alkoxylate EO or BO surfactant, and/or a C12-C14 fatty alcohol EO or PO surfactant; and

    (iv) an additional ingredient selected from the group consisting of a carrier, a hydrotrope, a chelating/sequestering agent, and combinations thereof;

    (b) filling the package with a substance selected from the group consisting of food, beverage, pharmaceutical, and combinations thereof; and

    (c) sealing the package.

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