Unit dose nonaqueous liquid softener disposed in water soluble container

• US 6,492,315 B1
• Filed: 07/31/2002
• Issued: 12/10/2002
• Est. Priority Date: 07/31/2002
• Status: Expired due to Fees

• Current Assignee: Colgate-Palmolive Company
• Original Assignee: Colgate-Palmolive Company
• Inventors: Jacques, Alain, Wagner, Arthur, Farooq, Amjad, Schramm, Charles Jr., Gourgue, Alain, Reul, Joseph, Cao, Hoai-Chau, Epp, Jeffrey T., Rousselet, Juliette, Zappone, Marianne
• Primary Examiner(s): OGDEN JR, NECHOLUS
• Application Number:
  US10/209,161
• Time in Patent Office: 132 Days
• Field of Search: 510/296, 510/297, 510/327, 510/329, 510/330, 510/334, 510/391, 510/439, 510/501, 510/515
• US Class Current: 510/296
• CPC Class Codes: C11D 1/62 Quaternary ammonium compounds
• CPC Class Codes: C11D 17/043 Liquid or thixotropic (gel) compositions
• CPC Class Codes: C11D 3/0015 liquid
• CPC Class Codes: C11D 3/2093 Esters; Carbonates

Abstract

A water soluble container having disposed therein a nonaqueous liquid fabric softener composition.

Claims

1. A softening system which comprises:

(a) a water soluble container which is formed from a polyvinyl alcohol;

(b) a liquid fabric softener composition disposed in said water soluble container, wherein said fabric softener composition comprises 72% to 100% of a dioleyloylethyl hydroxyethylmonium methosulfate softening agent;

(C) a second softening agent; and

(D) 0.5 wt % to 10 wt % of at least one dispersing aid.

2. The system according to claim 1 wherein said container is a sachet, ampoule, capsule or sphere.

3. The system according to claim 1 further containing a second softening agent which is selected from the group consisting of olein amido-amine, synthetic esters and natural esters and mixtures thereof.

4. The system according to claim 3 wherein said synthetic ester is selected from the group consisting of glycerol oleate, pentaerythritol oleate and 2-ethyl hexyloleate and mixtures thereof.

5. The system according to claim 3 wherein said natural ester is selected from the group consisting of soya oil, copra oil and sunflower oil and mixtures thereof.

6. The system according to claim 1 wherein at least one said dispersing agent is selected from the group consisting of glycereth cocoate, oleate PEG200, dioleate PEG400 and a C₁₂-C₁₃ EO3:

1 ethoxylated fatty alcohol and mixtures thereof.

7. The system according to claim 1 further including 0.5 wt. % to 6 wt. % of a perfume.