摘要：

A sandwich type composite adhesive construction in a simpler form, composed of a central release liner having a permanent adhesive layer on one side thereof and a pressure sensitive adhesive layer on the other side preferably separated therefrom by a release coat or member, and at least one release member on said adhesive layers but in a more complex form containing additional carrier layers or strengthening members including at least one or more support layers between two layers of permanent pressure sensitive adhesive. This adhesive construction provides a product, such as a pipe insulation that has unique properties and is cost effective.

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