Aqueous free-radical polymerization using redox system initiator that avoids adverse effects of polymerization inhibiting cations
US4145495A · kind A · utility
7Cited by
3References
5Claims
0Family size
Assignee
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Key dates
| Filing date | May 24, 1978 |
| Grant date | Mar 20, 1979 |
| Priority date | — |
| Expiry date | May 24, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/923
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Addition of a chelating agent and an chelatable inert cation species overcomes the inhibiting effects of impurity chelatable cation species present in an aqueous polymerization medium containing a redox system comprising an oxidizing agent and a chelatable metal reducing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.