Invention Grant
- Patent Title: Reversible thermochromic compositions
- Patent Title (中): 可逆热变色组合物
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Application No.: US12223235Application Date: 2007-01-25
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Publication No.: US08273822B2Publication Date: 2012-09-25
- Inventor: Mirko Rossi , Graziano Zagnoni , Manuele Vitali , Dario Lazzari , Walter Fischer
- Applicant: Mirko Rossi , Graziano Zagnoni , Manuele Vitali , Dario Lazzari , Walter Fischer
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agent Tyler A. Stevenson
- Priority: EP06101009 20060130
- International Application: PCT/EP2007/050744 WO 20070125
- International Announcement: WO2007/085636 WO 20070802
- Main IPC: C08L49/00
- IPC: C08L49/00 ; G11B7/24 ; G02B5/23
Abstract:
The present invention pertains to a reversible thermochromic system comprising a β-phenylvinylketone or a ω-phenyl polyacetylenyl ketone with at least one acidic hydrogen and a base and to a reversible thermochromic composition comprising the reversible thermochromic system and a carrier material and to novel substituted β-phenylvinylketones or ω-phenyl polyacetylenyl ketones with at least one acidic hydrogen.
Public/Granted literature
- US20100234522A1 Reversible Thermochromic Compositions Public/Granted day:2010-09-16
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