Compositions and methods for manufacturing blow molded containers
US9708092B2 · kind B2 · utility
6Cited by
0References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2015 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | Mar 10, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/712
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Blow molded containers and methods for making the same are provided. A blow molded container has a container wall including a thermoplastic polymer material having a rheology melt strength (Rms) of at least 30 Pa·s2. A method of making a container includes providing a material sheet including at least one thermoplastic polymer layer having a rheology melt strength (Rms) of at least 30 Pa·s2, forming the material sheet into a tube, sealing the tube at a seal area, and blow molding the tube to form a container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.