Damping material
US5350793A · kind A · utility
6Cited by
1References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 16, 1992 |
| Grant date | Sep 27, 1994 |
| Priority date | — |
| Expiry date | Nov 16, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/013
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein is a damping material comprising: PA1 (a) a binder composed of 100 parts by weight of an ethylene-vinyl acetate copolymer containing 30 to 65 wt % of vinyl acetate, and 160 to 330 parts by weight of a petroleum resin containing an aromatic petroleum resin as the main ingredient; and PA1 (b) 30 to 180 parts by weight of a filler composed of a scaly powder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.