Dishwashing compositions with an anti-filming polymer
US4539144A · kind A · utility
9Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1982 |
| Grant date | Sep 3, 1985 |
| Priority date | — |
| Expiry date | Dec 20, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3761
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention pertains to a machine dishwashing or rinsing composition being substantially free from anionic synthetic detergents or fatty acid soaps, and having a very low or zero phosphate content, which comprises a nonionic detergent surfactant, a water-soluble calcium sequestering agent, a specific polymeric material and an alkaline detergent material, said composition having improved non-filming, non-spotting or non-streaking properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.