Thermoplastic resin sheet and container
US6805930B2 · kind B2 · utility
7Cited by
8References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2001 |
| Grant date | Oct 19, 2004 |
| Priority date | — |
| Expiry date | Jun 24, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249981
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a thermoplastic resin sheet having a thermoplastic resin expanded layer of which expansion ratio is in the range of 3 to 40 times, and cell wall density ratio is in the range of 2 to 20, said thermoplastic resin sheet having excellent thermal insulation property, and a container being formed from the thermoplastic resin sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.