# US 10,306,886 B2 · Lactam solubility

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- Number: US 10,306,886 B2
- Document ID: US10306886B2
- Status: Granted
- Kind: B2
- Application number: 15/750,910
- Filed: 2016-08-04
- Published: 2018-08-16
- Granted: 2019-06-04
- Earliest claimed: 2015-08-20
- Assignees: Conopco, Inc.
- Applicants: Conopco, Inc.
- Inventors: Paul Damien Price
- Web page: https://patentgrep.com/patent/US10306886B2

## CPC

- A01N 43/36: five-membered rings
- A01N 25/02: containing liquids as carriers, diluents or solvents
- A61K 8/34: Alcohols
- A61K 8/4913: {having five membered rings, e.g. pyrrolidone carboxylic acid}
- A61Q 15/00: Anti-perspirants or body deodorants (deodorisation of air A61L9/00)
- A61Q 17/005: {Antimicrobial preparations}
- A61K 2800/49: Solubiliser, Solubilising system
- A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- 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

Compositions comprising a lactam and an alcohol. The compositions are suitable for use as anti-microbial, anti-biofilm and bacteriostatic compositions.

## Claims

### Claim 1

A composition comprising a lactam and an alcohol, wherein the lactam is a lactam of Formula Ia or Formula IIa:
wherein R is H, halogen, or C1-4alkyl; and wherein the composition has at least 30% wt. alcohol content.

### Claim 2 (depends on 1)

The composition of claim 1, wherein R is H, F, Cl, Br, or Me.

### Claim 3 (depends on 1)

The composition of claim 1, wherein the lactam is selected from:

### Claim 4 (depends on 1)

The composition of claim 1, wherein the alcohol is a C1-6 alkyl alcohol.

### Claim 5 (depends on 1)

The composition of claim 1, wherein the alcohol is selected from methanol, ethanol, propanol, and glycerol, optionally wherein the alcohol is methanol or ethanol.

### Claim 6 (depends on 1)

The composition of claim 1, wherein the alcohol is a mono-alcohol.

### Claim 7 (depends on 1)

The composition of claim 1, wherein the alcohol is ethanol.

### Claim 8 (depends on 1)

The composition of claim 1, wherein the composition has at least 50% wt. alcohol content.

### Claim 9 (depends on 1)

The composition of claim 1, wherein the composition is a personal care deodorant composition.