Dissolvable solid article containing preservatives
AssigneeThe Procter & Gamble Company
InventorsIan-Ling Lim, Kai Wei Kelvin Lee, Shikhar Gupta, Minoru Kobayashi, Toshiyuki Okada, Robert Wayne Glenn, Jr.
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AssigneeThe Procter & Gamble Company
InventorsIan-Ling Lim, Kai Wei Kelvin Lee, Shikhar Gupta, Minoru Kobayashi, Toshiyuki Okada, Robert Wayne Glenn, Jr.
Estimating the term…
A dissolvable solid article, comprising: water soluble polymer; a surfactant; at least one selected from diaminocarboxylic acid chelants and salts thereof; at least one selected from aromatic carboxylic acids and salts thereof; a phenolic derivative; at least one selected from α, β-unsaturated Aliphatic Carboxylic Acids, salts, and derivatives thereof; at least one selected from non-aromatic organic alpha hydroxy acids and salts thereof; wherein the dissolvable solid article has a pH of from about 3 to about 5.5 when dissolved with 20 parts water to 1 part of the dissolvable solid article. The present invention provides dissolvable solid articles which provide preservative efficacy even after dissolution of the articles, while controlling the concentrations of preservative ingredients in the solid articles.
A dissolvable solid article, comprising by weight of the article;
Dependencies are inferred from the claim text.