Derivatives of polyamines with one primary amine and secondary of tertiary amines
US5643859A · kind A · utility
47Cited by
134References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 17, 1994 |
| Grant date | Jul 1, 1997 |
| Priority date | — |
| Expiry date | Jun 17, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A dispersant derivatized from a functionalized hydrocarbon and a polyamine having one primary amine and 1-10, preferably 3-8 secondary or tertiary amines; preferably where said functionalized hydrocarbon is a Koch-derived hydrocarbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.