发明公开
EP1382459A1 Thermosensitive recording sheet for labeling foodstuff having direct contact with said foodstuff
审中-公开
热敏记录片材的食物Etikettirung和触摸接触食物
- 专利标题： Thermosensitive recording sheet for labeling foodstuff having direct contact with said foodstuff
- 专利标题（中）： 热敏记录片材的食物Etikettirung和触摸接触食物
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申请号： EP02015885.3申请日： 2002-07-17
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公开(公告)号： EP1382459A1公开(公告)日： 2004-01-21
- 发明人: Weisse, Hilmar, Dr. , Freyaldenhoven, Holger
- 申请人： Sihl GmbH
- 申请人地址： Kreuzauer Strasse 33 52355 Düren DE
- 专利权人： Sihl GmbH
- 当前专利权人： Sihl GmbH
- 当前专利权人地址： Kreuzauer Strasse 33 52355 Düren DE
- 代理机构： Sternagel, Fleischer, Godemeyer & Partner Patentanwälte
- 主分类号： B41M5/32
- IPC分类号： B41M5/32 ; G09F3/02
摘要：
The present invention refers to a thermosensitive recording sheet for labeling foodstuff having direct contact with said foodstuff comprising a substrate and on one surface of said substrate at least one thermosensitive layer comprising a ferric salt and a gallic acid ester, no reaction inhibitor being present in said layer.
In a further embodiment the thermosensitive recording sheet may comprise a substrate and on one surface of said substrate at least two layers comprising a ferric salt in one layer and a gallic acid ester in the other layer.
In a further embodiment the thermosensitive recording sheet may comprise a substrate and on one surface of said substrate at least two layers comprising a ferric salt in one layer and a gallic acid ester in the other layer.
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