Adhesives
AssigneeStrakan Limited
InventorFumio Kamiyama
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Abstract
An adhesive material is suitable as a bioadhesive and comprises an adhesive polymer and a plasticizier thereof, wherein the adhesive is cross-linked, characterized in that the adhesive comprises ketone groups cross-linked by a polyamine cross-linking agent. Such adhesives have good cohesion and low dermal irritation.
Claims28
An adhesive material suitable for use as a bioadhesive and comprising an adhesive polymer and a plasticiser therefor, wherein the adhesive is cross-linked, charaterised in that the adhesive polymer comprises ketone groups cross-linked by a polyamine cross-linking agent and wherein the plasticiser comprises between 17% and 200% w/w of the adhesive, and the adhesive is an acrylic block copolymer.
Dependencies are inferred from the claim text.