Extrusion blow-molded articles and process for their production
US10272624B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 18, 2011 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Oct 24, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1397
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Extrusion blow-molded articles which may include a polypropylene layer are described. The polypropylene layer may include a polypropylene composition layer which may have a specific random copolymer of propylene and at least one comonomer. Also described are processes for the production of such extrusion blow-molded articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.