US 8,609,169 B2 · Methods for preserving fresh produce

Abstract

Methods of preserving fresh produce with a produce preservative, particularly cut fresh produce, are provided. The method comprises: providing a solution of produce preservative comprising: water; a preservative cation which is selected from the group consisting of a strontium ion, lithium ion, barium ion, aluminum ion, copper ion, ammonium ion, iron ion, manganese ion, potassium ion, or mixtures thereof; and ascorbate ions, or erythorbate ions; wherein the ascorbate ions or erythorbate ions and the preservative cation are present in an ion ratio of preferably from 0.2:1 to 8:1, more preferably 0.75:1 to 8:1, even more preferably from 1:1 to 4:1, yet more preferably 1.5:1 to 3:1; most preferably 1.1:1 to 2.5:1; and, applying said produce preservative to the produce. The invention also relates to fresh produce preserved with the produce preservatives.

Claims15

Dependent claims

A method for preserving fresh produce comprising

providing a fresh produce preservative solution which is formed from a cation salt containing a preservative cation selected from the group consisting of strontium ion, barium ion and mixtures thereof;
the fresh produce solution also containing a preservative anion selected from the group consisting of ascorbate ions or erythrobate ions;
and water;
wherein the preservative anion ion and preservative cation are present in an ion ratio of from 0.2:1 to 8:1, and further wherein the concentration of the cation salt is from 0.075% to less than a saturated solution;
and
applying said produce preservative to the produce.

3 more elements

Dependencies are inferred from the claim text.

Methods for preserving fresh produce

Life of this patent

Methods for preserving fresh produce

Life of this patent

Abstract

Claims15