Substantially dry cleansing product of improved latherability and wet flexibility
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorsRobert Edward Gott, Filomena Augusta Gomes, Craig Stephen Slavtcheff, Walter Joseph Lunsmann
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Abstract
A disposable, single-use, substantially dry cleansing article is disclosed having wet flexibility, and a lathering surfactant in one embodiment and having an apertured fabric and a specific lather volume coefficient in a second embodiment.
Claims19
A disposable, single use, personal care cleansing product, comprising:
- (i) a water insoluble substrate;
- (ii) a lathering surfactant;
- (iii) said product having a wet flexibility of at least 30%;
- wherein the water insoluble substrate comprises at least one sheet selected from non-woven, woven, hydro-entangled or air entangled substrates and wherein the product is substantially dry prior to use.
A method of cleansing the skin or hair with a personal cleansing product comprising:
- (i) a water insoluble substrate;
- (ii) a lathering surfactant;
- (iii) said product having a wet flexibility of at least 30%;
- wherein the water insoluble substrate comprises at least one sheet selected from non-woven, woven, hydro-entangled or air entangled substrates;
- and
- wherein the product is substantially dry prior to use.
A disposable, single use, personal care cleansing product, comprising:
- (i) a water insoluble substrate;
- (ii) a lathering surfactant;
- (iii) said product having a wet flexibility of at least 30% and a dynamic lather volume coefficient of at least about 1.4;
- wherein the water insoluble substrate comprises at least one sheet selected from non-woven, woven, hydro-entangled or air entangled substrates;
- and
- wherein said product is substantially dry prior to use.
A method of manufacturing a disposable, single use, personal care cleansing product comprising the steps of:
- impregnating a water insoluble substrate wherein the water insoluble substrate comprises at least one sheet selected from non-woven, woven, hydro-entangled or air entangled substrates with a composition including a lathering surfactant in a surfactant to substrate ratio range of about 0.005 to about 2;
- and
- drying said impregnated substrate until said cleansing product contains less than about 0.15 weight ratio of water to substrate;
- wherein said dried substrate has a wet flexibility of at least about 30%.
Dependencies are inferred from the claim text.