Patent ID: 9493680
Filing Date: 2016-11-15
CPC Classification: B29B,B32B,C08G,C08J,C09J,Y10T

Claim Text:
1. A double-sided adhesive tape having a first outer pressure-sensitive adhesive side and a second outer heat-activatable side, comprising an at least two-layer product system composed of a layer A and a layer B, layer A being a layer of pressure-sensitive adhesive crosslinked chemically by thermal initiation, or a pressure-sensitively adhesive carrier layer crosslinked chemically by thermal initiation, wherein layer A is based on polyacrylate and is foamed, layer B being a layer based on a thermoplastic polymer selected from the group consisting of polyolefins and polyolefin mixtures, layer A and layer B being in direct contact with one another, and the surface of layer A that is in direct contact with layer B having been corona- or plasma-pretreated in the chemically crosslinked state, wherein the corona or plasma pretreatment has taken place in an atmosphere consisting of a gas selected from the group consisting of nitrogen, carbon dioxide, noble gases, and mixtures of at least two of these gases.