Polypropylene-based hot-melt adhesive

Details Polypropylene-based hot-melt adhesive Polypropylene-based hot-melt adhesive

C - Chemistry, Metallurgy

09

J

C09J 123/26 (2006.01)

Patent

CA 2157806

An adhesive composition comprising a melt blend of: (a) 40-95% by weight of polypropylene; and (b) 5-60% by weight of at least one copolymer of ethylene and at least one alkyl acrylates, in which the alkyl group has 1-8 carbon atoms, said blend having been grafted with at least one ethylenically-unsaturated carboxylic acid or anhydride, or derivative thereof. The adhesive composition has a melt viscosity suitable that is thermally stable for at least eight hours and is suitable for use as a hot melt adhesive.

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