Pigmented rheopectic cleaning compositions with thixotropic properties
US5688435A · kind A · utility
16Cited by
13References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 1996 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Mar 18, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/75
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A pigmented bleach-containing hard surface cleaner comprises an alkali metal hypochlorite, bentonite clay, a mono-(long chain alkyl)-tertiary amine oxide, an alkali metal salt, a pH stabilizer to attain a pH of 11 or higher, an alkali metal alkyl sarcosinate, an alkylbenzene sulphonate, and an inorganic pigment which is preferably ultramarine blue. The cleaning composition has excellent colour stability as well as phase stability and hypochlorite stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.