LYOPHILIZED POWDER CONTAINING BORON COMPLEX AND METHOD OF FORMING THE SAME
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Feb 15, 2024
filing date -
Mar 14, 2023
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Abstract
The present disclosure provides a lyophilized powder containing a boron complex. The lyophilized powder includes a sugar acid and a complex formed by a dehydration condensation reaction of a dihydroxyboryl compound and a sugar or a sugar alcohol. The present disclosure also provides a method of forming a lyophilized powder containing a boron complex. The method includes the following operations. A dihydroxyboryl compound and a sugar or a sugar alcohol are mixed to form a mixture, and the mixture includes a complex formed by a dehydration condensation reaction of the dihydroxyboryl compound and the sugar or the sugar alcohol. The mixture is immersed in liquid nitrogen to freeze the mixture to form a pre-frozen body. A vacuum drying process is performed to evaporate water of the pre-frozen body to form a lyophilized powder.
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