摘要：

The present invention relates to a method of gluing wood based materials by providing an adhesive system onto wood based materials followed by curing, the adhesive system comprises a urea based amino resin and a hardener composition, wherein the hardener composition comprises an acid and a phenolic resin. The invention also relates to an adhesive system and a hardener composition as well as wood based products obtained by the method or through the use of the adhesive system.

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