Invention Grant
US09221292B2 Label, adhesive label, and printed product 有权
标签,粘贴标签和印刷品

Label, adhesive label, and printed product
Abstract:
A label includes an optical function layer configured to pass light of a certain wavelength, a light absorption pattern facing one major surface of the optical function layer and configured to absorb the light of the wavelength, and a light reflecting layer facing the other major surface of the optical function layer and configured to reflect the light of the wavelength. The light reflecting layer is configured to raise an absorbance at the wavelength when heated.
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