(19)
(11) EP 3 110 982 A1

(12)

(43) Date of publication:
04.01.2017 Bulletin 2017/01

(21) Application number: 15755407.2

(22) Date of filing: 23.02.2015
(51) International Patent Classification (IPC): 
C22B 3/04(2006.01)
C22B 3/06(2006.01)
(86) International application number:
PCT/US2015/017088
(87) International publication number:
WO 2015/130607 (03.09.2015 Gazette 2015/35)
(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: 25.02.2014 US 201461944366 P

(71) Applicant: Entegris, Inc.
Billerica, MA 01821 (US)

(72) Inventors:
  • CHEN, Tianniu
    Westford, Massachusetts 01886 (US)
  • JIANG, Ping
    Danbury, Connecticut 06810 (US)
  • KORZENSKI, Michael B.
    Bethel, Connecticut 06801 (US)

(74) Representative: ABG Patentes, S.L. 
Avenida de Burgos, 16D Edificio Euromor
28036 Madrid
28036 Madrid (ES)

   


(54) WET BASED FORMULATIONS FOR THE SELECTIVE REMOVAL OF NOBLE METALS