High di(alkyl fatty ester) quaternary ammonium compound from triethanol amine
US5916863A · kind A · utility
33Cited by
15References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1996 |
| Grant date | Jun 29, 1999 |
| Priority date | — |
| Expiry date | May 3, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/001
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention generally relates to a textile softening composition which comprises, as the softening agent, a quaternary ammonium salt which comprises a mixture of mono-, di- and tri-ester components, wherein the amount of diester quaternary is greater than about 55% by weight, and the amount of triester quaternary is less than about 25% by weight based on the total amount of quaternary ammonium salt. The invention also relates to a process for preparing said softening agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.