High temperature-resistant and waterproof coiled material
The invention relates to the field of waterproof coiled materials, and discloses a high temperature-resistant and waterproof coiled material. The coiled material comprises a polymer substrate layer, ahot melt adhesive layer, a metal foil layer and a heatproof butyl rubber layer which are sequentiall...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the field of waterproof coiled materials, and discloses a high temperature-resistant and waterproof coiled material. The coiled material comprises a polymer substrate layer, ahot melt adhesive layer, a metal foil layer and a heatproof butyl rubber layer which are sequentially laminated, wherein the butyl rubber layer comprises, by mass, 15-30 parts of a plasticizer, 10-40parts of butyl rubber, 20-50 parts of a high temperature-resistant filler, 30-60 parts of a tackifying resin, 0.5-2 parts of a coupling agent and 0.5-2 parts of an anti-aging agent. The high molecular weight butyl rubber and the high molecular weight plasticizer are combined and reacted with the tackifying resin that is compatible with the butyl rubber to form grid-shaped butyl rubber, so the intermolecular slip rate is reduced; and the combination of the coupling agent and the high temperature-resistant filler makes the surface of the high temperature-resistant filler wrapped with an oily group in order to improve th |
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