MULTILAYER COMPOSITE WITH DUAL LAYER PRESSURE-SENSITIVE ADHESIVE

    公开(公告)号:WO2022192686A1

    公开(公告)日:2022-09-15

    申请号:PCT/US2022/019975

    申请日:2022-03-11

    Abstract: A multilayer composite containing a polymeric membrane, a hot-melt adhesive layer A, a hot- melt adhesive layer B; and a release liner, wherein the hot- melt adhesive layer A comprises a non-ultraviolet (UV) curable pressure-sensitive adhesive; wherein the hot-melt adhesive layer B comprises a ultraviolet (UV) curable pressure-sensitive adhesive that is at least partially cured; wherein the hot-melt adhesive layer A has a thickness of from 25 to 250 μm, and wherein the hot-melt adhesive layer B has a thickness of from 50 to 250 μm. The invention further relates to a process to make the composite and to use the composite as a roofing material.

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