(19)
(11) EP 2 139 568 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
25.04.2018 Bulletin 2018/17

(45) Mention of the grant of the patent:
07.06.2017 Bulletin 2017/23

(21) Application number: 08767434.7

(22) Date of filing: 28.04.2008
(51) International Patent Classification (IPC): 
A62D 1/00(2006.01)
C08J 9/14(2006.01)
C09K 5/00(2006.01)
 C07C 21/18(2006.01)
C09K 3/30(2006.01)
C09K 5/04(2006.01)
(86) International application number:
PCT/US2008/005481
(87) International publication number:
WO 2008/134061 (06.11.2008 Gazette 2008/45)

(54)

AZEOTROPIC COMPOSITION OF Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE AND METHYL FORMATE

AZEOTROPISCHE ZUSAMMENSETZUNG AUS Z-1,1,1,4,4,4-HEXAFLUOR-2-BUTEN UND METHYLFORMIAT

COMPOSITIONS AZÉOTROPIQUES À BASE DE Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTÈNE ET FORMIATE DE MÉTHYLE

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

(30) Priority: 27.04.2007 US 926617 P
16.05.2007 US 930467 P
16.05.2007 US 930445 P
16.05.2007 US 930383 P
24.05.2007 US 931960 P
24.05.2007 US 931875 P
07.09.2007 US 967874 P
05.10.2007 US 962203 P
22.10.2007 US 999871 P

(43) Date of publication of application:
06.01.2010 Bulletin 2010/01

(60) Divisional application:
17154911.6 / 3202464

(73) Proprietor: The Chemours Company FC, LLC
Wilmington DE 19801 (US)

(72) Inventor:
  • ROBIN, Mark, L.
    Middletown, Delaware 19709 (US)

(74) Representative: Matthews, Derek Peter 
Dehns St Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)


(56) References cited: : 
JP-A- 5 179 043
 US-A- 5 578 137
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).