Surfactant compositions with wide pH stability
US8338356B2 · kind B2 · utility
3Cited by
11References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 25, 2008 |
| Grant date | Dec 25, 2012 |
| Priority date | — |
| Expiry date | Dec 25, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/24
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided is a surfactant composition having wide pH stability. The composition is useful for various applications, including textile processing. The composition comprises: a nonionic surfactant of formula (I): R1—O—[(CH2CH(R2)—O)x(CH2CH2O)y]z—H, wherein R1, R2, x, y, and z are defined herein, together with an anionic surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.