Aqueous fabric softener for the treatment of fabrics: containing alkylamine, hydroxyalkylamine or quaternary ammonium derivative and a carboxylic acid
US4832856A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1988 |
| Grant date | May 23, 1989 |
| Priority date | — |
| Expiry date | Mar 10, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/62
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Fabric softeners intended for the treatment of fabrics after washing are disclosed. These softeners contain as active substance a combination of carboxylic acids and amines and/or quaternary ammonium compounds containing a long chain alkyl or alkenyl radical and comprise: PA0 (a) one or more amines corresponding to general formulae (I) and/or (II) below: ##STR1## in which: R.sup.1 and R.sup.2 may be the same or different and, independently of one another, represent hydrogen, straight-chain or branched C.sub.1 -C.sub.20 alkyl radicals, in addition to which R.sup.2 may represent a hydroxy group or a group corresponding to the following formula: ##STR2## where: R.sup.5 is hydrogen or a straight-chain or branched C.sub.1 -C.sub.6 alkyl radical; and PA2 R.sup.3 and R.sup.4 may be the same or different and, independently of one another, represent hydrogen, staight-chain or branched C.sub.1 -C.sub.6 alkyl radicals or hydroxyalkyl radicals containing from 1 to 6 carbon atoms in the straight-chain alkyl radical; and PA2 p and q are numbers of from 0 to 22, the sum (p+q) being in the range of 0 to 22; PA0 and/or one or more ammonium compounds derived from such amines by quaternization; PA0 (…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.