| http://www.w3.org/ns/prov#value | - A method for improving the storage stability of a polymeric article susceptible to hydrolysis which comprises applying a storage stabilizing amount of a mixture comprising effective amounts of at least one water soluble hygroscopic polyhydroxy compound or ester thereof and at least one compound having the general formula ##STR5## wherein R is hydrogen or methyl, R' is a metal selected from the gro
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