Washing and softening compositions
US4291071A · kind A · utility
27Cited by
9References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 1979 |
| Grant date | Sep 22, 1981 |
| Priority date | — |
| Expiry date | Jun 18, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/72
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Textile softening detergent compositions comprise a nonionic detergent, a cationic textile softener, a builder and a water-soluble polyphosphonic acid of the formula ##STR1## wherein n is 2 or more and Z is an organic group of effective covalency n, or a water-soluble salt thereof, and are preferably made by spray drying a mixture of the nonionic detergent and cationic softener on to spray dried carrier granules comprising at least part of the builders.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.