Invention Grant
- Patent Title: Naphthalocyanine derivatives
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Application No.: US15576005Application Date: 2016-05-31
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Publication No.: US10703923B2Publication Date: 2020-07-07
- Inventor: Hans Reichert , Yves Bron , Helmut Reichelt , Oliver Seeger
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@6065c79d
- International Application: PCT/EP2016/062215 WO 20160531
- International Announcement: WO2016/193237 WO 20161208
- Main IPC: C09D11/037
- IPC: C09D11/037 ; C09D11/033 ; C09D11/101 ; C09B47/04 ; B42D25/382 ; B42D25/41 ; B41M3/14

Abstract:
The present invention relates to the use of specific naphthalocyanine chromophores with different axial substituents as almost colourless IR absorbers for security printing applications.
Public/Granted literature
- US20180148586A1 NAPHTHALOCYANINE DERIVATIVES Public/Granted day:2018-05-31
Information query
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