Title:
ORAL CARE COMPOSITIONS
Document Type and Number:
WIPO Patent Application WO/2014/117904
Kind Code:
A3
Abstract:
The invention provides oral care composition suitable for delivering a temporary whitening effect to the surface of teeth, the composition comprising: (a) a liquid continuous phase comprising water or monohydric or polyhydric alcohol or a mixture thereof; (b) a particulate tooth surface whitening agent which is dispersed in the continuous phase; (c) a deposition aid for the particulate tooth surface whitening agent; (d) from 0.1 to 5% by weight (based on the total weight of the oral care composition) of one or more surfactants; characterised in that, of the total surfactants (d) present in the composition, at least 50% by weight is selected from nonionic surfactants, amphoteric or zwitterionic surfactants, calcium-tolerant anionic surfactants and mixtures thereof.
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Inventors:
PARKER ANDREW PHILIP (GB)
Application Number:
PCT/EP2013/077209
Publication Date:
September 25, 2014
Filing Date:
December 18, 2013
Export Citation:
Assignee:
UNILEVER PLC (GB)
UNILEVER NV (NL)
CONOPCO INC DBA UNILEVER (US)
UNILEVER NV (NL)
CONOPCO INC DBA UNILEVER (US)
International Classes:
A61K8/41; A61K8/42; A61K8/46; A61K8/49; A61K8/60; A61K8/81; A61Q11/00
Domestic Patent References:
| WO2012016908A1 | 2012-02-09 | |||
| WO2012123241A2 | 2012-09-20 |
Foreign References:
| US20120020900A1 | 2012-01-26 | |||
| US5690911A | 1997-11-25 | |||
| US20120076278A1 | 2012-03-29 |
Attorney, Agent or Firm:
TANSLEY, Sally, Elizabeth et al. (Unilever Patent GroupColworth House, Sharnbrook,Bedford, Bedfordshire MK44 1LQ, GB)
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