(19)
(11) EP 3 853 273 A1

(12)

(43) Date of publication:
28.07.2021 Bulletin 2021/30

(21) Application number: 19862626.9

(22) Date of filing: 09.08.2019
(51) International Patent Classification (IPC): 
C08F 210/16(2006.01)
C08F 4/6592(2006.01)
 C08F 4/659(2006.01)
(86) International application number:
PCT/US2019/046015
(87) International publication number:
WO 2020/060690 (26.03.2020 Gazette 2020/13)
(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:
KH MA MD TN

(30) Priority: 17.09.2018 US 201862732311 P
07.02.2019 US 201916270085

(71) Applicant: ExxonMobil Chemical Patents Inc.
Baytown TX 77520-2101 (US)

(72) Inventors:
  • CHEN, Patrick C.
    Houston, TX 77008 (US)
  • RAPP, Jennifer L.
    Houston, TX 77003 (US)
  • YANG, Jian
    Houston, TX 77059 (US)
  • CANICH, Jo Ann M.
    Houston, TX 77059 (US)
  • ZHOU, Hua
    Missouri City, TX 77459 (US)
  • EMETT, Craig J.
    Houston, TX 77044 (US)
  • LEWIS, Kyle G.
    Houston, TX 77044 (US)
  • LOTFIZADEHDEHKORDI, Babak
    Houston, TX 77007 (US)

(74) Representative: ExxonMobil Chemical Europe Inc. 
IP Law Europe Hermeslaan 2
1831 Machelen
1831 Machelen (BE)

   


(54) METALLOCENE DIMER SELECTIVE CATALYSTS AND PROCESSES TO PRODUCE POLY ALPHA-OLEFIN DIMERS