# US 5,707,612 A · Use urethane polymers of castor oil skin and personal care product compositiions

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- Number: US 5,707,612 A
- Document ID: US5707612A
- Status: Granted
- Kind: A
- Application number: 08/629,005
- Filed: 1996-04-08
- Granted: 1998-01-13
- Earliest claimed: 1996-04-08
- Assignees: Alzo, Inc.
- Inventors: Albert Zofchak; John Obeji; Michael Mosquera
- Web page: https://patentgrep.com/patent/US5707612A

## CPC

- A61K 8/87: Polyurethanes
- A61Q 1/04: for lips
- A61Q 1/06: Lipsticks
- A61Q 5/12: Preparations containing hair conditioners
- A61Q 19/00: Preparations for care of the skin
- A61Q 17/00: Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
- A61Q 19/001: {Preparations for care of the lips}
- A61Q 19/007: {Preparations for dry skin}
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

This disclosure introduces the use of an isophorone diisocyanate urethane polymer of naturally occurring castor oil as an active ingredient for skin and personal care compositions and products.

## Claims

### Claim 1

A skin and personal care composition comprising 1% to 10% by weight of the reaction product of ##STR2##
and also containing by weight: 4. 0% PPG-30 Cetyl Ether
3. 0% Diisopropyl Sebacate;
5.0% Isostearyl Neopentanoate Isocetyl Stearate;
4.0% Stearic acid;
6.0% Propylene Glycol Stearate;
1.0% Cetyl alcohol;
57.7% to 67.7% Deionized Water;
0.2% Quaternium-15;
1.0% Triethanolamine;
5.0% Acetamide MEA;
0.1% Fragrance.

### Claim 2

A compound for use in personal care and cosmetic compositions, said compound comprising the reaction product of ##STR3##

### Claim 3

A compound for use in personal care and cosmetic compositions comprising the reaction product of isophorone diisocyanate and purified castor oil.

### Claim 4 (depends on 3)

The compound according to claim 3 wherein said isophorone diisocyanate and said purified castor oil are reacted in a molar ratio of 1:2.

### Claim 5 (depends on 1)

The skin and personal composition of claim 1 wherein the said composition is a polymeric moisturizing cream formulation containing by weight:
4.0% PPG-30 Cetyl Ether;
3.0% Diisopropyl Sebacate;
5.0% Isostearyl Neopentanoate Isocetyl Stearate;
4.0% Stearic Acid;
6.0% Propylene Glycol Stearate;
1.0% Cetyl Alcohol;
67.7% Deionized Water;
0.2% Quaternium-15;
1.0% Triethanolamine;
5.0% Acetamide MEA;
0.1% fragrance; and
3.0% of said compound of claim 1.

### Claim 6 (depends on 2)

A skin and personal care composition wherein the said composition is a lip cream containing by weight:
12.0% Glycereth Monostearyl Erucate;
10.0% Tridecylneopentanoate;
15.0% Mineral Oil;
2.0% Cetearyl Alcohol (and) Ceteareth-20;
3.0% Cetyl Alcohol;
48% Deionized Water;
3.0% Linoleylamidopropylethonium Ethosulfate;
5.0% Propylene Glycol;
1.0% Propylene Glycol (and) Diazolidinyl Urea (and) Methylparaben (and) Propylparaben; and
1.0% of said compound of claim 2.

### Claim 7 (depends on 2)

A skin and personal care composition wherein the said composition is a dry skin cream, formulation containing by weight:
4.0% Stearic Acid;
6.0% Tridecylneopentanoate;
2.0% Bis (Octyldodecyl Stearoyl) Dimer Dilinoleate;
0.5% Lanolin Oil
2.0% P E G- 40 Stearate
5.0% Mineral Oil
1.0% Dimethiconecopolyol;
3.0% Glycereth monstearyl erucate;
0.1% Tocopheryl Acetate;
55.0% Deionized Water;
3.0% Propylene Glycol;
0.2% Allantoin;
0.9% Triethanolamine, 99%;
15.0% Carbomer 934;
1.0% Propylene Glycol (and) Diazolidinyl Urea (and) Methylparaben (and) Propylparaben;
0.3% Fragrance; and,
1.0% of said compound of claim 2.

### Claim 8 (depends on 2)

A skin and personal care composition wherein the said composition is a lipstick base containing by weight:
24.61% Castor Oil;
14.0% Caprylic/Capric Triglycerides;
12.0% Petrolatum;
2.0% 9,12-Octadecadienol Dimer Polymer with 3-isocyanatoethyl-3,5,5- Trimethylcyclohexyl Isocyanate;
12.0% Mineral Oil;
2.5% Lanolin;
2.5% Glycereth- 7 - hydroxy stearate;
3.0% Isostearyl Neopentanoate;
2.0% Diisopropyl Dilinoleate;
4.0% Acetylated Cetyl Alcohols and Acetylated Lanolin;
2.5% Ozokerite;
0.5% Isopropyl Linoleate;
0.06% Propyl Paraben;
0.06% Aloe Vera;
0.06% Butylated Hydroxyanisole;
0.06% Alpha Tocopherol Acetate;
0.02% p- Amino Benzoic Acid;
16.0% Candelilla Wax; and,
10.0% of said compound of claim 2.

### Claim 9 (depends on 2)

A skin and personal care composition wherein said composition is a polymeric lip gloss formulation containing by weight:
2.0% Arachidyl Propionate;
4.0% Lanolin;
4.0% Glycereth-7-hydroxystearate;
5.0% Petrolatum;
10.0% C 12 C 15 Alcohols Lactate;
7.5% Ozokerite;
16.0% Castor Oil;
7.5% Beeswax
5.0% Carnauba Wax;
0.1% Methyl Paraben;
0.1% Butylated Hydroxy Anisol;
1.6% Pigments;
15.0% Isodecyl Oleate;
14.0% Lunapearl; and 8.2% of said compound of claim 2.

### Claim 10 (depends on 2)

A skin and personal care composition wherein said composition is a polymeric conditioning shampoo containing by weight:
46.01% Deionized Water;
0.2% Quaternuim - 15;
1.5% Soyamidopropyl Ethyldimonium Ethosulfate;
0.5% Glycol Stearate;
20.0% Cocamidopropyl Betaine;
10.0% Sodium Alpha Olefin Sulfonate;
20.0% Sodium Lauryl Sulfate;
0.1% Color;
0.01% Fragrance; and,
1.0% of said compound of claim 2.