方邦股份获得发明专利授权：“一种金属箔的制备方法”

证券之星04-17

证券之星消息，根据企查查数据显示方邦股份（688020）新获得一项发明专利授权，专利名为“一种金属箔的制备方法”，专利申请号为CN202310792345.4，授权日为2024年4月16日。专利摘要：本发明公开了一种金属箔的制备方法。所述金属箔包括第一金属层，所述第一金属层通过真空溅射、蒸发镀和化学镀中的任意一种镀膜方式形成，镀膜次数N1与所述第一金属层的平均方阻R满足如下关系式：R＝(A/σ)*...

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