Heat-recoverable composition and article

Details Heat-recoverable composition and article Heat-recoverable composition and article

C - Chemistry, Metallurgy

09

J

C09J 151/06 (2006.01) C09D 123/04 (2006.01) C09D 151/06 (2006.01) C09J 7/02 (2006.01) C09J 123/04 (2006.01) F16L 13/10 (2006.01)

Patent

CA 2150469

An adhesive composition suitable for sealing to polypropylene. The composition comprises 10% to 90% by weight ethylene polymer, e.g. an ethylene homopolymer such as polethylene or an ethylene copolymer, 10 % to 90% by weight modified polypropylene, 0 % to 30 % by weight rubber, and 0 % to 25 % by weight tackifier. The composition is useful when it is part of a heat-recoverable article (2) which is used to provide a protective coating onto a polypropylene-coated steel pipeline (4), particularly at a joint or weld (12) in the pipe. _

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