Skin cleanser with photosensitive dye

• US 6,267,976 B1
• Filed: 04/14/2000
• Issued: 07/31/2001
• Est. Priority Date: 04/14/2000
• Status: Expired due to Term

• Current Assignee: GOJO Industries Incorporated
• Original Assignee: GOJO Industries Incorporated
• Inventors: Barnhart, Ronald A., Helfman, Bradley D.
• Primary Examiner(s): Dodson, Shelley A.
• Assistant Examiner(s): George, Konata M.
• Application Number:
  US09/550,106
• Time in Patent Office: 473 Days
• Field of Search: 424/401, 424/63, 514/844, 514/846
• US Class Current: 424/401
• CPC Class Codes: A61K 2800/434 Luminescent, Fluorescent; Optical brighteners; Photosensitizers
• CPC Class Codes: A61K 8/498 having 6-membered rings or their condensed derivatives, e.g. coumarin
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations

Abstract

A cleanser product which will not stain surfaces is disclosed. Specifically, the present invention provides a cleanser comprising a photosensitive dye. The present invention also provides a method for preventing the of staining of surfaces by cleanser products.

Claims

1. A skin cleansing composition comprising a photosensitive dye that fades rapidly when exposed to light.

2. The composition of claim 1, wherein said skin cleansing composition is a hand cleanser.

3. The composition of claim 1, wherein said skin cleansing composition is one of a liquid or gel.

4. The composition of claim 1, wherein said skin cleansing composition is of a visible color and is placed in and dispensed from a light restrictive container.

5. The composition of claim 1, further comprising at least one detergent, at least one surfactant and at least one antimicrobial agent.

6. The composition of claim 5, further comprising at least one additive selected from the group consisting of a foaming agent, a moisturizer, an emollient, a viscosifier or thickening agent, a chealating or sequestering agent, a humcetant, a pearlizing agent, a vitamin, and a fragrance.

7. The composition of claim 1, wherein the photosensitive dye is a xanthene colorant.

8. A method for creating a more aesthetic environment on a surface where a skin cleansing product may be deposited, the method comprising:

providing the skin cleansing product with a photosensitive dye; and

exposing the skin cleansing product to natural or artificial light when present on the surface such that the color of the skin cleansing product fades and disappears.