发明申请
US20100219014A1 COMPOSITE HEADLINER WITH IMPROVED ACOUSTIC PERFORMANCE 有权
具有改进的声学性能的复合头架

COMPOSITE HEADLINER WITH IMPROVED ACOUSTIC PERFORMANCE
摘要:
A composite headliner material allows sound waves originating within a vehicle to penetrate deeply into the headliner where all of a significant portion of their energy is absorbed rather than reflected back into the vehicle. The coverstock sheet is backed by a multilayer material with a foam core coated above and below by a fibrous glass mat impregnated with an adhesive with scrim layers above and below glass mat layers.
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