Nyacol Products, Inc.

Scapa Tapes North America Inc.

Rosana Bianchini

Scott C Barnes

Elwyn G Huddleston

A high shear adhesive tape having an adhesive layer containing a rubber mix and at least one tackifying resin, the rubber mix including an effective amount of a styrenic block copolymer or terpolymer, the adhesive layer further being characterized as being free of any crosslinking agent for rubber in the mix; and pipewrap systems employing this tape. In a particularly preferred embodiment, the rubber mix also includes crosslinked halogenated butyl rubber.

High shear pipeline tape

A high shear adhesive tape having an adhesive layer containing a rubber mix and at least one tackifier agent, the rubber mix including an effective amount of a crosslinked halogenated butyl rubber, the remaining rubber in the mix being non-crosslinked, the non-crosslinked rubber preferably being butyl rubber, the adhesive layer further being characterized as being free of any crosslinking agent for the remaining rubber in the mix; and pipewrap systems employing this tape.

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Renfrew, Canada

Rosana Bianchini