Detergent compositions
US4132735A · kind A · utility
15Cited by
3References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1978 |
| Grant date | Jan 2, 1979 |
| Priority date | — |
| Expiry date | Feb 23, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C59/01
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a novel class of oligomeric builders for use in detergent compositions. More particularly, the present invention relates to a biodegradable, oligomeric polyacrylate having a molecular weight of greater than about 500 and less than about 10,000, preferably less than about 5000. In the most desirable embodiments at least one end of the oligomer chain is terminated with either a sulfur containing moiety or an hydroxy containing moiety. Preferred cations are alkali metals, ammonium and substituted ammonium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.