Process of coating consisting of a mixture of vinyl chloride polymer and polyurethane with tertiary amine and/or ammonium groups
US4499124A · kind A · utility
7Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1984 |
| Grant date | Feb 12, 1985 |
| Priority date | — |
| Expiry date | Jun 15, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L75/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Polymer compositions comprising a mixture of vinyl chloride polymer and polyetherurethane with tertiary amine and/or ammonium groups. The compositions can be converted into shaped articles, e.g. tubes, cannulae, catheters and the like useful in the medical field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.