# US 12,109,290 B2 · Hair shine compositions

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- Number: US 12,109,290 B2
- Document ID: US12109290B2
- Status: Granted
- Kind: B2
- Application number: 17/563,750
- Filed: 2021-12-28
- Published: 2022-06-30
- Granted: 2024-10-08
- Earliest claimed: 2020-12-29
- Assignees: Kao USA Inc.
- Applicants: KAO USA Inc.
- Inventors: Amy Davis; Elisabeth Cox
- Web page: https://patentgrep.com/patent/US12109290B2

## CPC

- A61K 8/4973: {with oxygen as the only hetero atom}
- A61K 8/345: {containing more than one hydroxy group}
- A61Q 5/00: Preparations for care of the hair
- A61Q 5/02: Preparations for cleaning the hair
- A61Q 5/12: Preparations containing hair conditioners
- A61K 2800/30: Characterized by the absence of a particular group of ingredients
- 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

Hair shine compositions are disclosed. In embodiments, a hair shine composition may include greater than or equal to 50 wt/wt % and less than or equal to 95 wt/wt % water; greater than or equal to 0.5 wt/wt % and less than or equal to 3 wt/wt % propanediol; and greater than or equal to 0.25 wt/wt % and less than or equal to 2 wt/wt % dimethyl isosorbide. In embodiments, a wt/wt % ratio of propanediol to dimethyl isosorbide may be from 1.00:1 to 3.00:1.

## Claims

### Claim 1

A hair shine composition comprising:
greater than or equal to 50 wt/wt % and less than or equal to 95 wt/wt % water;
greater than or equal to 0.5 wt/wt % and less than or equal to 3 wt/wt % propanediol; and
greater than or equal to 0.25 wt/wt % and less than or equal to 2 wt/wt % dimethyl isosorbide, wherein:
a wt/wt % ratio of propanediol to dimethyl isosorbide is from 1.00:1 to 3.00:1.

### Claim 2 (depends on 1)

The hair shine composition of claim 1, wherein the wt/wt % ratio of propanediol to dimethyl isosorbide is from 1.25:1 to 1.75:1.

### Claim 3 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition further comprises greater than or equal to 0.25 wt/wt % and less than or equal to 2 wt/wt % isopentyldiol.

### Claim 4 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition comprises greater than or equal to 0.5 wt/wt % and less than or equal to 2.5 wt/wt % propanediol.

### Claim 5 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition comprises greater than or equal to 0.3 wt/wt % and less than or equal to 1.75 wt/wt % dimethyl isosorbide.

### Claim 6 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition comprises greater than or equal to 50 wt/wt % and less than or equal to 75 wt/wt % water.

### Claim 7 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition comprises greater than or equal to 75 wt/wt % and less than or equal to 95 wt/wt % water.

### Claim 8 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition is formulated for use as a shampoo.

### Claim 9 (depends on 8)

The hair shine composition of claim 8, wherein the hair shine composition further comprises a non-sulfate cleanser.

### Claim 10 (depends on 1)

The hair shine composition of claim 1, wherein the hair shine composition is formulated for use as a spray.

### Claim 11

A hair shine composition comprising:
greater than or equal to 50 wt/wt % and less than or equal to 95 wt/wt % water;
greater than or equal to 0.5 wt/wt % and less than or equal to 15 wt/wt % propanediol; and
greater than or equal to 0.1 wt/wt % and less than or equal to 12 wt/wt % dimethyl isosorbide, wherein:
a wt/wt % ratio of propanediol to dimethyl isosorbide is from 1.00:1 to 3.00:1.

### Claim 12 (depends on 11)

The hair shine composition of claim 11, wherein the wt/wt % ratio of propanediol to dimethyl isosorbide is from 1.25:1 to 1.75:1.

### Claim 13 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition further comprises greater than or equal to 0.25 wt/wt % and less than or equal to 2 wt/wt % isopentyldiol.

### Claim 14 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition comprises greater than or equal to 1 wt/wt % and less than or equal to 13 wt/wt % propanediol.

### Claim 15 (depends on 11)

The hair shine composition of claim 11 wherein the hair shine composition comprises greater than or equal to 0.25 wt/wt % and less than or equal to 10 wt/wt % dimethyl isosorbide.

### Claim 16 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition comprises greater than or equal to 50 wt/wt % and less than or equal to 75 wt/wt % water.

### Claim 17 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition comprises greater than or equal to 75 wt/wt % and less than or equal to 95 wt/wt % water.

### Claim 18 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition is formulated for use as a shampoo.

### Claim 19 (depends on 18)

The hair shine composition of claim 18, wherein the hair shine composition further comprises a non-sulfate cleanser.

### Claim 20 (depends on 11)

The hair shine composition of claim 11, wherein the hair shine composition is formulated for use as a spray.