Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Robert T Hamilton0
Hugh West0
David J O'Callaghan0
Date of Patent
August 14, 2012
Patent Application Number
12475172
Date Filed
May 29, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A building material product comprising a cementitious binder, an aggregate and cellulose reinforcing fibers wherein the cellulose reinforcing fibers have been treated with oil which is bound to the fiber by a retention aid. The resulting fiber when included in a fiber cement composite results in improved deflection of the composite at peak loading as well as improved impact strength while maintaining overall board strength.
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