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US 2017/0191009 A1Published application
Solid concentrate compositions containing zinc pyrithione
AssigneeThe Procter & Gamble Company
InventorsCharlie Reyes SALVADOR, Chunpeng JIANG, Yanan SUN, Zhe LIU, Gbenga Segun SHOWOLE, Anurag MAKRANDI, Raul Songco NICDAO
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Abstract
The present invention relates to a solid concentrate composition comprising: (a) from 5% to 25% by weight of zinc pyrithione (ZPT); (b) from 8% to 85% by weight of at least one surfactant, preferably, wherein the solid concentrate composition has a penetration hardness of between 20 N and 50 N according to the test method as disclosed herein.
Claims20
A method of forming a bar soap, comprising the steps of:
- (a) forming a mixture by diluting a solid concentrate composition with soap, wherein the solid concentrate comprises from 5% to 25% by weight of a zinc pyrithione and from 8% to 85% by weight of at least one surfactant;
- and
- (b) shaping the mixture to form a bar soap.
A method of forming a bar soap, comprising the steps of:
- a) combining a soap with a solid concentrate composition, wherein the solid concentrate composition comprises from 5% to 25% by weight of the concentrate of a zinc pyrithione, from 8% to 85% by weight of the concentrate of a second soap, and a chelant;
- and
- b) forming the mixture into a bar soap.
A method of forming a bar soap, comprising:
- a) combining a soap with a concentrate composition to form a mixture, wherein the concentrate composition comprises:
- i) from about 5% to about 25%, by weight of the concentrate, of a zinc pyrithione,
- ii) from about 8% to about 85%, by weight of the concentrate, of a second soap,
- iii) a chelant;
- iv) a zinc salt;
- and
- v) a filler;
- and
- b) forming the mixture into a bar soap.
6 more elements
Dependencies are inferred from the claim text.