Method for preparation of emulsifier for emulsion polymerization
US3980630A · kind A · utility
9Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1975 |
| Grant date | Sep 14, 1976 |
| Priority date | — |
| Expiry date | Apr 30, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S516/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Method of preparing an emulsifier useable in emulsion polymerization processes, comprising the steps of subjecting rosin, polyunsaturated fatty acid or mixture thereof to disproportionation reaction, in the presence of a catalyst of iron iodide, and then neutralizing with alkali, and use of such emulsifier in emulsion polymerization processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.