Hydrogel Beads With Self-Regulating Microclimate pH Properties
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Aug 30, 2017
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Aug 31, 2016
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Abstract
A composition includes a hydrogel bead in an external matrix, the hydrogel bead having an at least partially crosslinked gelling polymer, the hydrogel bead having encapsulated therein a functional agent, and a buffering agent having low water solubility, wherein at least a portion of the buffering agent is in solid form in the hydrogel bead.
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