TOPICAL DELIVERY OF SKIN COMPOSITIONS HAVING LOW PH
摘要
Low pH compositions for topical administration to skin are provided. They comprise a buffering agent having a pKa of about 2.8 to about 4.2 and a cosmetically acceptable active ingredient having a pKa within about 1 unit of the pKa of the buffering agent. The composition has a pH of about 3.3 to 4 and a buffer capacity of at least about 0.15. A method of increasing the topical delivery of a cosmetically acceptable active ingredient having a pKa of about 2.8 to about 4 is also provided.
申请公布号
CA2935367(A1)
申请公布日期
2017.01.23
申请号
CA20162935367
申请日期
2016.07.07
申请人
JOHNSON & JOHNSON CONSUMER INC.
发明人
BRILLOUET, ANNE-SOPHIE;DUFORT, MARISA DEVITA;FASSIH, ALI;GARCIA, DEVIN L.;HU, YA-PING;LI, WEN-HWA TING;PARSA, RAMINE;PATURI, JYOTSNA;ROSSETTI, DIANNE;SUN, YING;WANGARI-TALBOT, JANET;YATES, ROBERT WAYNE