HYGROMORPHIC COMPOSITE MATERIAL
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United States of America Patent
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Issued Date -
May 9, 2024
app pub date -
Mar 16, 2022
filing date -
Mar 16, 2021
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Abstract
Disclosed herein is a hygromorphic composite material comprising a moisture-active pollen paper substrate formed from a plurality of pollen microgel particles, and at least one moisture-inactive layer applied onto the top and/or bottom surface of the moisture-active pollen paper substrate with a pattern that causes the hygromorphic composite material to change its shape in a pre-determined manner due to a change in relative humidity of its ambient environment. Also disclosed herein is a method of forming the hygromorphic composite material.
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