Method of making a container employing inner liner and vents for thermal insulation
US8622232B2 · kind B2 · utility
3Cited by
92References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2010 |
| Grant date | Jan 7, 2014 |
| Priority date | — |
| Expiry date | Jan 19, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D3/22
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a container suitable for providing insulation wherein the container has an inner shrink film liner. The sidewalls of the container, which can be made from paperboard or other suitable material, are vented to allow ambient air to flow through the sidewall of the container during activation of the shrink film. Upon activation the container provides excellent insulation. Methods of making the container are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.