Pre moistened wipes for use in treating anal rectal irritations and disorders
AssigneePfizer Inc.
InventorsGary Robert Agisim, Robert Alan Friedline, Richard John Kenny
Life of this patent
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Abstract
Many people who suffer from anal rectal discomfort and disorders need fibrous sheet materials which are pre-moistened with a solution for improved cleansing without excessive skin irritation. The invention particularly concerns wet wipes, such as anal-rectal wipes, which comprises a solution comprising hamamelis water or witch hazel, to effectively treat anal-rectal disorders.
Claims18
A wet wipe for cleansing skin comprising a fibrous sheet material and an aqueous-based formulation which comprises:
- a.) from about 10 to about 50 weight percent witch hazel;
- b.) from about 0.01 to about 2 weight percent ethoxylated shea butter;
- and
- c.) from about 0.01 to about 2 weight percent vitamin E acetate;
- wherein the weight percent is based on a total weight of said formulation;
- and
- wherein said formulation is prepared by:
- i) forming a side-phase by
- (a) melting the ethoxylated shea butter at 50 degrees C. in a side-phase mixing vessel;
- (b) adding the vitamin E acetate to the side-phase mixing vessel;
- and
- (c) mixing the ethoxylated shea butter and the vitamin E acetate in the side-phase mixing vessel;
- and
- ii) mixing the side-phase to a main batch at 25 degrees C. with vigorous mixing.
A method of manufacturing a wet wipe for cleansing skin comprising adding an effective amount of an aqueous based formulation to a fibrous sheet material, wherein the aqueous based formulation comprises:
- a.) from about 10 to about 50 weight percent witch hazel;
- b.) from about 0.01 to about 2 weight percent ethoxylated shea butter;
- and
- c.) from about 0.01 to about 2 weight percent vitamin E acetate;
- wherein said formulation is prepared by:
- i) forming a side-phase by
- (a) melting the ethoxylated shea butter at 50 degrees C. in a side-phase mixing vessel;
- (b) adding the vitamin E acetate to the side-phase mixing vessel;
- and
- (c) mixing the ethoxylated shea butter and the vitamin E acetate in the side-phase mixing vessel;
- and
- ii) mixing the side-phase to a main batch at 25 degrees C. with vigorous shaking.
Dependencies are inferred from the claim text.