Polymer compositions
US11067204B2 · kind B2 · utility
1Cited by
7References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2015 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Sep 25, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2207/20
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polymer compositions comprising at least two polyethylene polymers, for example, recycled polymer compositions, methods for the production thereof, the use of functional fillers in said compositions, and articles formed from the polymer compositions. Pipe having at least one wall, the pipe having a nominal inside diameter of at least about 400 mm and a SN of at least about 4, and wherein the at least one wall comprises at least about 25% by weight of recycled polymer, based on the total weight of the at least one wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.