Fabric conditioning compositions
US6927202B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2002 |
| Grant date | Aug 9, 2005 |
| Priority date | — |
| Expiry date | Nov 18, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/62
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A concentrated, aqueous fabric softening composition comprises (a) an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, the material being derived from fatty groups having an iodine value of from 0 to 3 and (b) an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, the material being derived from fatty groups having an iodine value of from 20 to 140 wherein the total amount of unsaturated monoester component of material (b) is from 4 to 20% by weight of the total amount of (a) and (b).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.