Process for preparing polyamide with organic phosphine/organic disulfide mixture condensing agent
US4754016A · kind A · utility
16Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 1986 |
| Grant date | Jun 28, 1988 |
| Priority date | — |
| Expiry date | Jun 3, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G69/28
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for preparing a polyamide which comprises polycondensing a dicarboxylic acid and a diamine by using a combination of at least one phosphine and at least one disulfide as the condensing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.