COMBINATION OF LUMINESCENT SUBSTANCES

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专利权人:

Swiss Authentication Research and Development AG

发明人:

EBERT, Dieter

申请号：

EP20110718740

公开号：

EP2569393(B9)

申请日:

2011.05.10

申请国别(地区):

欧洲专利局

年份:

2017

代理人:

摘要：

The invention relates to a luminescent composition comprising a component which can be excited by infrared (IR) radiation and a component which can be excited by ultraviolet (UV) radiation. The composition has a characteristic emission spectrum and may optionally be used together with a reading system adapted to the emission spectrum in order to mark substances or mixtures of substances.

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