Alcoholic moisturizing after shave lotion

• US 5,527,530 A
• Filed: 07/08/1994
• Issued: 06/18/1996
• Est. Priority Date: 07/08/1994
• Status: Expired due to Term

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Simmons, Mason S., Ferguson, Elizabeth A., Lisboa, Louis S.
• Primary Examiner(s): Page, Thurman K.
• Application Number:
  US08/272,170
• Time in Patent Office: 711 Days
• Field of Search: 424/401, 424/73, 424/70, 424/78.03, 424/78.05, 424/78.06, 514/847, 514/848, 514/887
• US Class Current: 424/401
• CPC Class Codes: A61K 8/34 Alcohols
• CPC Class Codes: A61K 8/37 Esters of carboxylic acids
• CPC Class Codes: A61K 8/673 Vitamin B group
• CPC Class Codes: A61Q 19/002 Aftershave preparations

Abstract

The present invention is for an alcoholic moisturizing after shave lotion having reduced stinging and burning upon application. Said lotion contains a combination of an anti-inflamatory agent and a moisturizing emollient within specified ratios to one another for elimination of stinging and burning when applying said lotion to the skin.

Claims

1. A low stinging and burning moisturizing after shave lotion consisting essentially of:

a. from about 20% to about 80% of a C1 to C6 monohydric alcohol;

b. from about 1.5% to about 5.0% of an anti-inflammatory agent;

selected from derivatives of pantothenic acid, pantothenic ether, and mixtures thereof; and

c. from about 0.5% to about 5.0% of a moisturizing emollient wherein the moisturizing emollient is an acyl lactylate having the formula;

##STR5## wherein R is a branched, straight, or a combination of a branched and a straight chained alkoyl group having from about 6 to about 30 carbons, X is an alkali metal ion, and n is from about 1 to about 4;

wherein the ration of b;

c is from about 1;

5 to about 5;

1.

2. The lotion of claim 1 wherein the C1 to C6 monohydric alcohol is selected from the group consisting of methanol, ethanol, isopropanol, propanol and mixtures thereof.

3. The lotion of claim 1 wherein the acyl lactylate has a R group selected from the group consisting of caproyl, myristoyl, stearoyl, lauroyl, and mixtures thereof, and said metal ion X is selected from the group consisting of sodium, potassium and mixtures thereof.

4. The lotion of claim 3 wherein the acyl lactylate has a R group comprising a branched C₁₇ H₃₅ CO isostearoyl group, X is sodium, and n is from about 1 to 3.

5. The lotion of claim 1 wherein the anti-inflamatory agent is selected from the group consisting of d-panthenol, I-panthenol and mixtures thereof.

6. The lotion of claim 4 wherein the anti-inflammatory agent is d-panthenol.

7. The lotion of claim 6 wherein the ratio of the anti-inflammatory agent and the moisturizing emollient is from about 2:

7 to about 7;

2.

8. A lotion according to claim 1 additionally comprising:

a. from about 0.2% to about 0.75% of a skin conditioning agent

b. from about 10% to about 80% of a polar co-solvent; and

c. from about 0.1% to about 5.0% fragrance; and

d. from 0.01% to about 0.50% of a surfactant.

9. The lotion of claim 8 wherein the skin conditioning agent elected from the group consisting of silks, powders, silicones, and mixtures thereof.

10. The lotion of claim 8 wherein the polar co-solvent is selected from the group consisting of propylene glycol, dipropylene glycol, water, and mixtures thereof.

11. The lotion of claim 8 wherein the surfactant is selected from the group consisting of polyethylene glycol derrivatives of castor oil, polyethylene glycol ether of tridecyl alcohol, propoxylated/ethoxylated fatty alcohols, and mixtures thereof.

12. A lotion according to claim 8 additionally comprising a skin coolant from about 0.01% to about 0.25% elected from the group consisting of N,2, 3,-trimethyl-2-isopropylbutanamide, N-ethyl p-methan-3-carboxamide, and mixtures thereof.

13. A low-stinging, low-burning after shave lotion comprising:

a. from about 50% to about 70% ethanol;

b. from about 1.5% to about 3.0% d-panthenol; and

c. from about 1.5% to about 3.0% sodium isostearoyl-2-lactylate;

wherein the ratio of c;

b is from 1;

2 to 2;

1.

14. An after shave lotion of claim 13 additionally comprising:

a. from about 0.30% to about 0.50% of a solution of fibroin silk;

b. from about 30% to about 50% water;

c. from about 2% to about 4% fragrance; and

d. from about 0.01% to about 0.05% polyethylene glycol ethers of tridecyl alcohol.