本发明公开了一种用于可膨胀的密封剂的组合物,其包括至少一种聚合物材料,和化学发泡剂,所述聚合物材料优选选自低密度聚乙烯(LDPE)、线性低密度聚乙烯(LLDPE)、乙烯‑乙酸乙烯酯(EVA)、乙烯‑甲基丙烯酸酯(EMA)和乙烯‑丙烯酸丁酯(EnBA),其中所述组合物基本上不含交联剂。
A composition for an expandable sealant including at least one polymeric material selected from the group consisting of low density polyethylenes (LDPE), linear low density polyethylenes (LLPDE), ethylene vinyl acetate (EVA), ethylene methacrylate (EMA), and ethylene-butyl acrylate (EnBA); and a chemical blowing agent, wherein the composition is substantially free of a cross-linking agent.
可热膨胀的泡沫
2021-06-01
Patent
Elektronische Ressource
Chinesisch