12.
    发明专利
    未知

    公开(公告)号:AT501205T

    公开(公告)日:2011-03-15

    申请号:AT04765889

    申请日:2004-10-08

    Applicant: BASF SE

    Abstract: Hyperbranched polyesters containing ethylenically unsaturated groups and obtainable by reacting (c) at least one compound having at least one ethylenic double bond with at least one hyperbranched polyester obtainable by condensing (a) at least one dicarboxylic acid or derivative thereof with at least one at least trifunctional alcohol or (b) at least one tricarboxylic or higher polycarboxylic acid or derivative thereof with at least one diol.

    13.
    发明专利
    未知

    公开(公告)号:DE502004010460D1

    公开(公告)日:2010-01-14

    申请号:DE502004010460

    申请日:2004-09-09

    Applicant: BASF SE

    Abstract: The invention relates to fluoranthene derivatives of the general formula (I) in which R1, R2, R3 and a are each defined according to the description, with the proviso that at least one of the R1 or R2 radicals is not hydrogen, to processes for their preparation and to the use of the fluoranthene derivatives as emitter molecules in organic light-emitting diodes (OLEDs), to a light-emitting layer comprising the inventive fluoranthene derivatives as emitter molecules, to an OLED comprising the inventive light-emitting layer and to devices comprising the inventive OLED.

    19.
    发明专利
    未知

    公开(公告)号:AT450489T

    公开(公告)日:2009-12-15

    申请号:AT04765000

    申请日:2004-09-09

    Applicant: BASF SE

    Abstract: The invention relates to fluoranthene derivatives of the general formula (I) in which R1, R2, R3 and a are each defined according to the description, with the proviso that at least one of the R1 or R2 radicals is not hydrogen, to processes for their preparation and to the use of the fluoranthene derivatives as emitter molecules in organic light-emitting diodes (OLEDs), to a light-emitting layer comprising the inventive fluoranthene derivatives as emitter molecules, to an OLED comprising the inventive light-emitting layer and to devices comprising the inventive OLED.

Patent Agency Ranking