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נשאי חומר פעיל מצופים לשחרור מבוקר
专利权人:
OMYA INTERNATIONAL AG
发明人:
申请号:
IL23195914
公开号:
IL231959D0
申请日:
2014.04.06
申请国别(地区):
IL
年份:
2014
代理人:
摘要:
The present invention relates to carriers for the controlled release of active agents, comprising a core, comprising surface reacted natural or synthetic calcium carbonate, and at least one active agent, wherein said at least one active agent is associated with said natural or synthetic surface-reacted calcium carbonate, and wherein said surface-reacted natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source, and a coating encapsulating the core. It furthermore relates to the preparation of loaded carriers, as well as their use in different applications.
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