发明授权
- 专利标题： Solid having reversibly invisible/visible thermochromic construction enclosed therein
- 专利标题（中）： 固体具有可逆的不可见/可见的热变色结构
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申请号： US09698203申请日： 2000-10-30
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公开(公告)号： US06468088B1公开(公告)日： 2002-10-22
- 发明人: Katsuyuki Fujita , Tsutomu Tomatsu , Nobuaki Matsunami
- 申请人： Katsuyuki Fujita , Tsutomu Tomatsu , Nobuaki Matsunami
- 优先权： JP11-308445 19991029
- 主分类号： G09B2328
- IPC分类号： G09B2328
摘要：
A solid has a reversibly invisible/visible thermochromic internal construction enclosed therein which is composed of a solid made of a transparent resin and a fluorescent internal construction showing the internal structure of the solid enclosed therein, wherein a reversible thermochromic layer containing a reversible thermochromic composition is formed on the surface of the solid, or the transparent resin contains a reversible thermochromic composition.
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