An organohybrid-based damping material for controlling unwanted vibration and noise, an organic damping improver exhibiting piezoelectric, dielectric and electroconductive effects, and their producing methods, are provided. The damping material comprises a polymer matrix having a polar side chain and...http://www.google.fr/patents/US6680349?utm_source=gb-gplus-shareBrevet US6680349 - Organohybrid-based damping material, method for producing the same, and damping improver for damping material
Organohybrid-based damping material, method for producing the same, and ...
