FOAMED BODY, FOAMED SHEET, MANUFACTURE, AND METHOD FOR PRODUCING FOAMED BODY
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United States of America Patent
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Issued Date -
Jul 13, 2023
app pub date -
Jun 25, 2021
filing date -
Jul 31, 2020
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Abstract
A foamed body includes a polylactic acid resin. An amount of the polylactic acid resin is 99.5% by mass or greater relative to a total amount of organic matter in the foamed body. A gel fraction of the foamed body is 0.1% or less. An expansion ratio of the foamed body is 5 times or greater.
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