Patent SG-11201900001S-A (SG)
Title: Paraffin removal from c4 containing streams
Inventor: KEYVANI MAJID
IPC: C10G70/04
Filed: 2017-07-26
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 1 MEM 0 11101 HOE HI 1 0 011101 OH 0101111111 I 1111011110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0 WO 2018/022766 Al 01 February 2018 (01.02.2018) W I PO I PCT (51) International Patent Classification: CO7C 41/06 (2006.01) ClOG 70/04 (2006.01) CO7C 7/08 (2006.01) CO7C 7/144 (2006.01) (21) International Application (22) International Filing Date: (25) Filing Language: (26) Publication Language: (30) Priority Data: 62/367,914 28 July (71) Applicant: LYONDELL GY, L.P. [US/US]; Lyondellbasell Suite 700, Houston, TX 77010 (72) Inventors: KEYVANI, Majid; Legal Dept., 1221 McKinney Street, Suite 700, Houston, BOlD 53/22 (2006.01) TX 77010 (US). C07C 11/08 (2006.01) (74) Agent: HUDDER, Brandon, N. et al.; Lyondellbasell In- CO7C 43/04 (2006.01) dustries, 1221 McKinney Street, Houston, TX 77010 (US). Number: (81) Designated States (unless otherwise indicated, for every PCT/US2017/043972 kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, 26 July 2017 (26.07.2017) DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, English HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, English MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 2016 (28.07.2016) US SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. CHEMICAL TECHNOLO- (84) Designated States (unless otherwise indicated, for every Tower, 1221 McKinney, kind of regional protection available): ARIPO (BW, GH, (US). GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, c/o Lyondellbasell IP Le- UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, Street, Suite 700, Houston, TX TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, A.; c/o Lyondellbasell IP EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, Street, Suite 700, Houston, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, Arsam; c/o Lyondellbasell IP TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). gal Dept., 1221 McKinney _ = 77010 (US). SAWYER, Gary, Legal Dept., 1221 McKinney = TX 77010 (US). BEHKISH, — _ FROM C4 CONTAINING STREAMS i include providing a containing stream into extractive distillation and combinations includes less than 5 (54) Title: PARAFFIN REMOVAL = = = 1.07- • • . • • . • = ra 0.97- a) = — E 0.87- — r) = o- 0.77- _ — .— 0.67- = ... R. 9 = 0.57- = = _ co 0.47- co = — 0.37 - _ co = = . 5 0.27- Ca 0.17, 10:12 11:24 12:36 13:48 15:00 Time relates to processes for the removal of paraffins. The processes generally 1 -butene, 2-butene, n- butane and isobutane, introducing the C4 an olefm rich stream, wherein the paraffm removal process is selected from organonitrile, passing the C4 containing stream over a semi-permeable membrane rich stream from the paraffin removal process, wherein the olefm rich stream 9:00 ,-, FIG. 3 lam( 57) : The present disclosure N C4 containing stream including isobutyiene, ei © a paraffin removal process to form --- -- GO utilizing a solvent including an thereof; and recovering the olefin 0 wt.% paraffms. ei o [Continued on next page] WO 2018/022766 Al MIDEDIMOMMIDIREEMOTHOINIHRIERVOIMIE Published: — with international search report (Art. 21(3))