发明授权
US08287917B2 Hydrogel particle 失效
水凝胶颗粒

Hydrogel particle
摘要:
A hydrogel particle contains a continuous phase portion of non-crosslinked hydrogel and a large number of disperse phase portions dispersed in the continuous phase portion. Each of the large number of disperse phase portions is a solid phase containing an oil component and particles of zinc oxide dispersed therein.
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