The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 19, 2022
Filed:
Jun. 09, 2017
Adco Products, Llc, Michigan Center, MI (US);
Paul Fiero, Jackson, MI (US);
Richard Foukes, Shelby Township, MI (US);
ADCO PRODUCTS, LLC, Michigan Center, MI (US);
Abstract
The present disclosure relates to use of a sound and vibration damping system for use in automotive, appliance and other applications. Specifically, the sound and vibration damping system includes an elastomeric layer prepared from a low density butyl based composition and a constraining layer. The low density butyl based composition comprises at least one polybutene, at least one butyl rubber and light weight fillers. The sound and vibration damping system of the present disclosure has a specific gravity less than 1.0 and a loss factor of not more than 0.4 at 20° F., 40° F. and 70° F. for frequencies of 200 Hz, 400 Hz and 800 Hz.