The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
Dec. 02, 2021
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Luqing Qi, Midland, MI (US);
Ying O'Connor, Coatesville, PA (US);
Yuanqiao Rao, Berwyn, PA (US);
David L. Malotky, Midland, MI (US);
Eric Wasserman, Collegeville, PA (US);
Fanwen Zeng, Audubon, PA (US);
Junsi Gu, Malvern, PA (US);
Stephanie A. Bloxom, Midland, MI (US);
Dow Global Technologies LLC, Midland, IA (US);
Rohm and Haas Company, Collegeville, PA (US);
Abstract
An aqueous personal care rinse off composition is provided, comprising: a dermatologically acceptable aqueous vehicle; a dermatologically acceptable cleaning surfactant; and a plurality of composite opacifier particles, wherein the composite opacifier particles comprise metal oxide particles that are partially or completely encapsulated by a wax; wherein the metal oxide particles are selected from the group consisting of zinc oxide, titanium oxide and mixtures thereof; wherein the metal oxide particles have a z average particle size of >100 nm as measured by dynamic light scattering; wherein the wax has a melting point temperature of 50 to 110° C.; and wherein the composite opacifier particles have a z average particle size of >100 nm to 2,000 nm as measured by dynamic light scattering.