US 12,233,150 B2
Oral care compositions comprising star-shaped polymers
Kenichi Kuroda, Ann Arbor, MI (US); Carl P. Myers, Piscataway, NJ (US); Guillaume A. Picquet, Piscataway, NJ (US); and Lynette A. Zaidel, Piscataway, NJ (US)
Assigned to REGENTS OF THE UNIVERSITY OF MICHIGAN, Ann Arbor, MI (US); and COLGATE-PALMOLIVE COMPANY, Piscataway, NJ (US)
Appl. No. 17/621,778
Filed by THE REGENTS OF THE UNIVERSITY OF MICHIGAN, Ann Arbor, MI (US); and COLGATE-PALMOLIVE COMPANY, Piscataway, NJ (US)
PCT Filed May 28, 2020, PCT No. PCT/US2020/034826
§ 371(c)(1), (2) Date Dec. 22, 2021,
PCT Pub. No. WO2020/243237, PCT Pub. Date Dec. 3, 2020.
Claims priority of provisional application 62/854,869, filed on May 30, 2019.
Prior Publication US 2023/0000755 A1, Jan. 5, 2023
Int. Cl. A61K 8/81 (2006.01); A61Q 11/00 (2006.01)
CPC A61K 8/8152 (2013.01) [A61Q 11/00 (2013.01); A61K 2800/544 (2013.01)] 21 Claims
 
1. An oral care composition comprising a star-shaped polymer and an orally acceptable carrier, wherein the star-shaped polymer has a structure according to Formula (I):

OG Complex Work Unit Chemistry
wherein:
each R1 independently comprises H or an acrylate polymer,
each n independently is 5 to 500,
each X is independently O, NR4, or S, wherein R4 comprises H or C1-6alkyl,
R2 comprises H, C1-8alkyl, or a functionalized acrylate polymer, and
each R3 independently comprises H, C1-8alkyl, or C1-8alkyl phosphate.