Use of Dibenzanthrone and Isodibenzanthrone Derivatives as Marking Substances for Liquids
申请人:Ebert Sophia
公开号:US20080194446A1
公开(公告)日:2008-08-14
The present invention relates to the use of selected dibenzanthrone or isodibenzanthrone derivatives as markers for liquids, in particular for mineral oils. The present invention further relates both to fuel and lubricant additive concentrates and to mineral oils which comprise at least one such dibenzanthrone or isodibenzanthrone derivative.