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一个强大而可靠的光学加密膜.

Seong Min Kim1, Joon Hyung An1, Dong Hyeon Seong1

  • 1Department of Mechanical Engineering, Sogang University, Seoul 04107, Republic of Korea.

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概括
此摘要是机器生成的。

这项研究介绍了一种用于防伪的新型光学加密膜. 电影使用水在不透明和透明状态之间快速切换,比现有技术提供更好的速度和稳定性.

关键词:
防止伪造的反伪造.合作聚合的共聚合.这是一个反向金字塔形.通过光学加密进行加密.聚合物刷子 聚合物刷子

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科学领域:

  • 材料科学 材料科学 材料科学
  • 光学是什么?光学是什么?
  • 聚合物化学 聚合物化学

背景情况:

  • 可靠的防伪技术对于工业,用户安全和健康至关重要.
  • 使用水透的光学方法,灵感来自Diphylleia grayi,显示出希望,但面临着缓慢响应和不稳定性等挑战.
  • 现有的技术需要提高速度,可逆性和长期耐用性.

研究的目的:

  • 开发一种具有快速,可逆光学转换的新型光学加密膜,用于防伪.
  • 克服现有的基于水透的光学防伪方法的局限性.
  • 为了提高防伪应用程序的安全性和稳定性.

主要方法:

  • 通过将微金字塔形孔结构与共聚合的水友性聚合物刷进行集成来制造光学加密膜.
  • 使用微结构进行结构光散射和物理保护聚合物刷.
  • 利用水友性聚合物刷子,快速透和蒸发水.

主要成果:

  • 在水透时实现了不透明 (透度~0.87%) 和透明 (透度~88.5%) 状态之间的可逆过渡.
  • 由于聚合物刷的快速水处理,证明了快速的响应和恢复时间.
  • 微型金字塔结构提供了耐用性,并保护了聚合物刷.

结论:

  • 开发的聚合物加密膜为先进的防伪提供了一个有前途的解决方案.
  • 微结构和水友性聚合物刷的整合提高了性能和稳定性.
  • 这部电影显示了实际反假冒应用的潜力,提高了效率和可靠性.