Coalesced polyolefin foam having exceptional cushioning properties
US4824720A · kind A · utility
65Cited by
10References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 11, 1988 |
| Grant date | Apr 25, 1989 |
| Priority date | — |
| Expiry date | Feb 11, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2975
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Improved closed cell foams particularly suitable for use in packaging applications comprising a plurality of coalesced strands or profiles of a foamed thermoplastic composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.