Sound damping materials
US4461796A · kind A · utility
28Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 5, 1983 |
| Grant date | Jul 24, 1984 |
| Priority date | — |
| Expiry date | Jul 5, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24157
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A sound damping material is disclosed, which is a composite structural body comprising honeycomb or corrugated core, plain sheet and pressure sensitive adhesive layer, a height direction of the honeycomb or corrugated core being perpendicular to a surface of a vibrating body. In this sound damping material, one pressure sensitive adhesive layer is at least existent between the honeycomb or corrugated cores or between the honeycomb or corrugated core and the plain sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.