Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 15, 2008
Patent Application Number
11142669
Date Filed
June 2, 2005
Patent Primary Examiner
Patent abstract
A hardener composition and pine bark tannin-containing resin composition are disclosed. The resin composition is formulated to neutral pH in order to reduce the extent of self-polymerisation and provide a satisfactory shelf life. The hardener composition may be mixed with a suitable resin, or the resin composition mixed with a suitable hardener to produce a cold set adhesive which is particularly useful for bonding wood.
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