Bonding agent and resin composition
AssigneeSunstar Giken Kabushiki Kaisha
InventorsMasahito Mori, Masaaki So, Hirohide Tomoyasu
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Abstract
Improved bonding agent comprises a reaction product or mixture of an epoxyalkylalkoxysilane and a polyamine, and a resin composition comprising as the main ingredient conventional synthetic resin or synthetic rubber and the bonding agent as set forth above, which has excellent adhesion, particularly durability of adhesion, and is useful as an adhesive or a paint.
Claims1
A bonding agent which comprises a reaction product of an epoxyalkylalkoxysilane selected from the group consisting of .gamma.-glycidoxypropyldimethylethoxysilane, .gamma.-glycidoxypropylmethyldiethoxysilane, .gamma.-glycidoxypropyltrimethoxysilane, .beta.-(3,4-epoxycyclohexyl)ethyltrimethoxysilane and .beta.-(3,4-epoxycyclohexyl)ethylmethyldimethoxysilane, and an aliphatic polyether polyamine having polypropylene glycol nucleus and having a molecular weight of 200 to 3,000.
Dependencies are inferred from the claim text.