Patents

Multilayer Dissolvable Solid Format Product Patented by P&G

A coating composition provides improved performance.

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By: Christine Esposito

Editor-in-Chief

Above is an image from US Patent No. 12,018,232 B US Patent No. 12,018,232 B2 (Carl David MacNamara, HongSing Tan, Robert Wayne Glenn, Jr., Wenhu Pang, Kejing Du, Yuxiang Liu); The Procter & Gamble Company has been awarded a new patent for a solid format product. The dissolvable solid article is comprised of two or more flexible, porous, dissolvable sheets comprised a water-soluble polymer and a surfactant. It is characterized by a Percent Open Cell Content of from 80-100% and an overa...

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