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Ultra-violet inhibition system
专利权人:
发明人:
申请号:
EP11175998.1
公开号:
EP2389921A3
申请日:
2005.09.13
申请国别(地区):
EP
年份:
2012
代理人:
摘要:
Method for making a system for preventing ultraviolet degradation in a chemical composition, comprising:preparing a mixture consisting essentially of ultraviolet inhibitors in a powder form, water, and ultraviolet inhibitors in a liquid formheating the mixture to a temperature of 50 to 55 degrees Centigrade, wherein powder-based components are dissolved in a liquid phaseoptionally adding additional powders or liquids to the liquid phase, wherein the liquid phase is a clear to yellowish liquid andpackaging the liquid phase.
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