Copolyamide composition with a high glass transition temperature
US5891987A · kind A · utility
5Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 15, 1995 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Nov 15, 2015 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F6/80
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A copolyamide composition prepared from hexamethylene diamine and either mixtures of adipic acid and terephthalic acid, or mixtures of adipic acid, terephthalic acid and isophthalic acid, has a melting point below 320.degree. C., a glass transition temperature between 100.degree. C. and 120.degree. C. and physical properties similar to nylon 66.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.