Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 6, 2012
Patent Application Number
11195055
Date Filed
August 2, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides thermal insulation products such as loose fill, bats and boards, such as duct boards and duct liner. The insulation products include randomly distributed inorganic fibers which are supplemented with at least about five weight percent microspheres, macrospheres, or both, preferably include hollow microspheres, which boost the insulation value of the fiberglass thermal insulation by at least about 0.5 R.
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