Personal care compositions comprising a pH tuneable gellant and methods of using
US9271912B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2012 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Jun 13, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A personal care composition is disclosed comprising a pH tuneable gellant. The pH tuneable gellant has a formula of:wherein R1 and R2 are aminofunctional end-groups; L1 is a backbone moiety having molecular weight from 14 to 500 g/mol; and at least one of L1, R1 or R2 comprises a pH-sensitive group;wherein R5 is an aminofunctional moiety; L2 is a backbone moiety having molecular weight from 14 to 500 g/mol; and at least one of L2 or R5 comprises a pH-sensitive group; and mixtures of [I] and [II]. The personal care composition may take a variety of forms such as a leave-on composition or an emulsion or may comprise one or more actives or agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.