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:
Mar. 05, 2013
Filed:
Feb. 08, 2011
James E. Sealey, Loveland, OH (US);
Brent A. Fields, Trenton, OH (US);
James E. Sealey, Loveland, OH (US);
Brent A. Fields, Trenton, OH (US);
International Paper Company, Memphis, TN (US);
Abstract
A partially fire resistant cellulosic fiber thermal insulation material from a fibrous web of unrefined virgin softwood and hardwood provides fibers which provides an R-value (as measured by the ASTM C518 test) of at least about 3, and a wood ash fire retardant component present in and/or on the fibrous web in an amount of at least about 1.5% by weight of the fibrous web and sufficient to impart at least partial fire resistance (as measured by the ASTM E970-08A test) to the fibrous web. Also, a process for preparing this at least partially fire resistant thermal insulation material.