(19)

(11)

EP 3 440 060 A1

(12)

(43) Date of publication: 13.02.2019 Bulletin 2019/07 (21) Application number: 16866896.0 (22) Date of filing: 11.11.2016

(51) International Patent Classification (IPC):  C07D 233/04(2006.01) C07D 233/12(2006.01) C07D 233/08(2006.01) (86) International application number: PCT/US2016/061639 (87) International publication number: WO 2017/087279 (26.05.2017 Gazette 2017/21)

(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 Designated Validation States: MA MD (30) Priority: 20.11.2015 US 201562258023 P 30.11.2015 US 201562260777 P (71) Applicant: Hexion Research Belgium SA 1348 Ottignies-Louvain-la-Neuve (BE)	(72) Inventors: ZHA, Charles Stafford, TX 77477 (US) BEETGE, Jan Stafford, TX 77477 (US)