Soundproofing laminated window for vehicles
US7121380B2 · kind B2 · utility
52Cited by
26References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2004 |
| Grant date | Oct 17, 2006 |
| Priority date | — |
| Expiry date | Feb 18, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31797
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of acoustically attenuating noises of structure-borne origin in an article of manufacture by installing a laminated window having a glass sheet and an intermediate film, where the film has a loss factor tan δ greater than 0.6 and a shear modulus G′ smaller than 2×107 N/m2 in a temperature range between 10 and 60° C. and in a frequency range between 50 and 10,000 Hz.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.