Invention Grant
- Patent Title: Reversibly thermochromic compositions
- Patent Title (中): 可逆热变色组合物
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Application No.: US11921604Application Date: 2006-05-31
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Publication No.: US09039946B2Publication Date: 2015-05-26
- Inventor: Walter Fischer , Abdel-Ilah Basbas , Mara Destro , Manuele Vitali , Dario Lazzari , Mirko Rossi
- Applicant: Walter Fischer , Abdel-Ilah Basbas , Mara Destro , Manuele Vitali , Dario Lazzari , Mirko Rossi
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Obon, McClelland, Maier & Neustadt, L.L.P.
- Priority: EP05105099 20050610; EP05110655 20051111
- International Application: PCT/EP2006/062749 WO 20060531
- International Announcement: WO2006/131465 WO 20061214
- Main IPC: C07C69/95
- IPC: C07C69/95 ; C07D209/58 ; C07D307/77 ; C07C317/24 ; C07C323/52 ; C09K9/02 ; C07C317/44 ; C07C323/22
Abstract:
The present invention pertains to a reversibly thermochromic system comprising a substituted or an unsubstituted 6,11-dihydroxy-naphthacene-5,12-dione and a base and to a reversibly thermochromic composition comprising the reversibly thermochromic system and a carrier material and to novel substituted 6,11-dihydroxy-naphthacene-5,12-diones.
Public/Granted literature
- US20090302284A1 Reversibly Thermochromic Compositions Public/Granted day:2009-12-10
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