Catalytic composition and method for curing...

Details Catalytic composition and method for curing... Catalytic composition and method for curing...

C - Chemistry, Metallurgy

09

J

C09J 161/24 (2006.01) B27N 1/02 (2006.01) C08G 12/12 (2006.01) C08L 61/24 (2006.01) C08L 97/02 (2006.01)

Patent

CA 2172902

Disclosed is a binder composition for binding substrates such as wood furnish for particleboard manufacture. The binder comprises a mixture of a first aqueous solution, comprising a buffering salt catalyst and preferably an acid, with a second aqueous solution comprising urea and formaldehyde. Methods of using the buffering salts as catalyst for curing urea-formaldehyde resins are also disclosed.

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