Thermoplastic polyurethane admixtures
US9744269B2 · kind B2 · utility
2Cited by
45References
26Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 20, 2015 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Nov 20, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D175/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to admixtures of thermoplastic polyurethane base polymers that resist surface dulling and fluorinated additives and their use in the manufacture of articles, such as medical devices. For example, the admixtures of the invention are useful in the manufacture of blood dwelling medical devices, such as catheters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.