发明授权
US5053281A Aromatic polyamide and gas-barrier property imparting agent composed of it 失效
芳香族聚酰胺和气体阻隔性物质改性剂

Aromatic polyamide and gas-barrier property imparting agent composed of
it
摘要:
This invention provides an aromatic polyamide having excellent gas-barrier property as well as excellent melt-moldability, thermal stability, mechanical strength and transparency. Because of its excellent gas-barrier property, this aromatic polyamide can be used, for example, as a material for containers, and protects articles held in the containers from gases.
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