Polypropylene with low fluid retention
US9365710B2 · kind B2 · utility
1Cited by
2References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2012 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | May 30, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L23/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A controlled rheology polypropylene that is made from Ziegler-Natta produced random copolymer and an additive formulation, extruded in the presence of a peroxide, exhibits low fluid retention and can be used to make medical/laboratory grade equipment, such a pipette tips.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.