Method for the production of melamine/aldehyde filaments
US4497934A · kind A · utility
4Cited by
1References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 2, 1984 |
| Grant date | Feb 5, 1985 |
| Priority date | — |
| Expiry date | May 2, 2004 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F6/72
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method for the production of melamine/aldehyde filaments by reacting a crystalline melamine and a solid aldehyde generating compound in a single pass reactor and extruding the resultant molten mass through a spinnerette into a reaction chamber maintained under specific temperature conditions and in the presence of air is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.