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Surfactant blends useful in agriculture

  • US 8,673,819 B2
  • Filed: 07/03/2009
  • Issued: 03/18/2014
  • Est. Priority Date: 07/08/2008
  • Status: Expired due to Fees
First Claim
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1. An aqueous herbicidal formulation consisting essentially of at least one acid functional phenoxy herbicide and a weight concentration of from 0.01 to 5% based on a total weight of the formulation of at least one adjuvant composition, wherein the at least one adjuvant composition is a blend of:

  • at least one alkoxylated nonionic surfactant, andat least one ethoxylated sorbitan,wherein said at least one alkoxylated nonionic surfactant is selected from the group consisting of C10-12 alcohol (10 EO) ethoxylate, tridecyl alcohol (6EO) ethoxylate, C10 alcohol (5 EO) ethoxylate, C8 alcohol (4 EO) ethoxylate, C9-11 alcohol (4 EO) ethoxylate, isodecyl alcohol (7 EO) ethoxylate and mixtures thereof; and

    wherein said at least one ethoxylated sorbitan is of the formula;

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