Stable aqueous emulsions of nonionic surfactants with a viscosity controlling agent
US5759989A · kind A · utility
11Cited by
10References
10Claims
0Family size
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Key dates
| Filing date | Nov 10, 1997 |
| Grant date | Jun 2, 1998 |
| Priority date | — |
| Expiry date | Nov 10, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0026
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Stable aqueous emulsions comprising dipicolinic acid or certain derivatives thereof and hydrophilic and hydrophobic nonionic surfactants are disclosed, as well as a process for preparing said compositions. The dipicolinic acid and derivatives thereof build viscosity in said compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.