Method of bonding with anaerobic adhesives

Details Method of bonding with anaerobic adhesives Method of bonding with anaerobic adhesives

B - Operations, Transporting

22

C

18/958

B22C 1/16 (2006.01)

Patent

CA 1068063

ABSTRACT OF THE DISCLOSURE A method of making a shaped article from particulate solid material, such as a foundry mould or core from sand, comprises (i) forming a mixture of the particles and an anaerobically-curing adhesive containing, as a curing accelerator, either an aliphatic amine having at least two primary aliphatic amino groups or a condensation product of such an amine with a ketone or with an aldehyde, (ii) forming the mixture into the desired shape, and (iii) in the presence of water, causing the adhesive to cure and to bond the particles together by displacing air or other oxygen-containing gas in the environment of the shaped article with an inert gas or vapor.

241339

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