Quarternary ammonium salt, method for production thereof, and softener composition using salt
US5696070A · kind A · utility
15Cited by
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12Claims
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Key dates
| Filing date | Feb 23, 1996 |
| Grant date | Dec 9, 1997 |
| Priority date | — |
| Expiry date | Feb 23, 2016 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06M2200/50
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A liquid softener composition comprising a quaternary ammonium salt represented by the general formula (1) and a method for its preparation: ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 are an alkyl group or hydroxyalkyl group of 1 to 4 carbon atoms, R.sup.4 and R.sup.5 are an unsubstituted or hydroxyl group-substituted linear or branched alkyl group or alkenyl group of 8 to 36 carbon atoms, A is a linear or branched alkylene group of 2 or 3 carbon atoms, X is an anion group, n is an integer in the range of 1 to 6, and m is a numeral in the range of 0 to 20.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.