Preparation of polyamide from omega-aminonitrile with oxygen containing phosphorus catalyst
US4568736A · kind A · utility
29Cited by
1References
15Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 17, 1984 |
| Grant date | Feb 4, 1986 |
| Priority date | — |
| Expiry date | Sep 17, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G69/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalytic process for the production of high molecular weight nylon-type polyamides from omega-aminonitriles has been discovered. The process comprises contacting an omega-aminonitrile, water and a catalytic amount of an oxygenated phosphorus compound catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.