Sulfomethylsuccinates, process for making same and compositions containing same
US8853141B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 3, 2010 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Dec 14, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/123
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Sulfomethylsuccinates of the formula:wherein R is an alkyl, alkenyl, alkynyl, alkoxylated alkyl, cycloalkyl, cycloalkenyl, cycloalkynyl, branched alkyl, branched alkenyl, branched alkynyl, branched alkoxylated alkyl, aromatic, substituted alkyl aromatic, substituted alkenyl aromatic or substituted alkoxylated aromatic group; M is a cation, hydrogen, amine or ammonium salt or combinations thereof, and each M may be the same as or different from the other; and n is from 1 to about 6. Processes for synthesizing the sulfomethylsuccinates are also provided. The sulfomethylsuccinates can be used as surfactants, emulsifiers, skin feel agents, film formers, rheological modifiers, solvents, release agents, lubrication agents, conditioners, and dispersants, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.