(19)
(11) EP 2 934 906 A1

(12)

(43) Date of publication:
28.10.2015 Bulletin 2015/44

(21) Application number: 13805385.5

(22) Date of filing: 16.12.2013
(51) International Patent Classification (IPC): 
B42D 25/364(2014.01)
C09D 5/29(2006.01)
C09D 11/00(2014.01)
C09K 19/04(2006.01)
G06K 19/08(2006.01)
C09D 11/50(2014.01)
C09K 19/58(2006.01)
(86) International application number:
PCT/EP2013/076646
(87) International publication number:
WO 2014/095682 (26.06.2014 Gazette 2014/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 20.12.2012 WO PCT/EP2012/076507
09.01.2013 US 201361750591 P

(71) Applicant: Sicpa Holding SA
1008 Prilly (CH)

(72) Inventors:
  • JAUZEIN, Tristan
    CH-1800 Vevey (CH)
  • KERKAR, Brahim
    CH-1009 Pully (CH)

(74) Representative: Casalonga 
Casalonga & Partners Bayerstraße 71/73
80335 München
80335 München (DE)

   


(54) CHIRAL LIQUID CRYSTAL POLYMER LAYER OR PATTERN COMPRISING RANDOMLY DISTRIBUTED CRATERS THEREIN