Patent SG-11201803776W-A (SG)
Title: High pressure free radical polymerizations
Inventor: BERBEE OTTO J
IPC: C08F10/02
Filed: 2016-11-10
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property - Organization International Bureau res., 00) ..... ..s,„,„.1 (43) International Publication Date r 18 May 2017 (18.05.2017) WIPO I PCT ID Hit (10) 11111111111111111111 WO International Ell 2017/083563 1111111111111111 Publication Al Number HIIIIIIIIIRIIIIIIIIIIIIIII (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every CO8F 2/01 (2006.01) C08F 10/02 (2006.01) kind of national protection available): AE, AG, AL, AM, C08F 2/34 (2006.01) 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, (21) International Application Number: DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, PCT/US2016/061399 HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, (22) International Filing Date: KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 10 November 2016 (10.11.2016) 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, (25) Filing Language: English SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, (26) Publication Language: English TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (30) Priority Data: 15382556.7 10 November 2015 (10.11.2015) EP (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (71) Applicant: DOW GLOBAL TECHNOLOGIES LLC GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, [US/US]; 2040 Dow Center, Midland, MI 48674 (US). TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, (72) Inventors: BERBEE, Otto J.; Postbus 48, 4530 AA TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, Terneuzen (NL). FLORES, Joaquin; Autovia Tarragona - LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Salou, s/n, 43006 Tarragona (ES). HOSMAN, Cornelis J F; Postbus 48, 4530 AA Terneuzen (NL). DANG, Nhi; SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, Postbus 48, 4530 AA Terneuzen (NL). GW, KM, ML, MR, NE, SN, TD, TG). Published: (74) Agent: TERRY, Jane M.; The Dow Chemical Company, 21(3)) P.O. Box 1967, Midland, Michigan 48641-1967 (US). — with international search report (Art Il .4t M 14r) en of:, (54) Title: HIGH PRESSURE FREE RADICAL POLYMERIZATIONS 0 ---- (57) : A process is provided to form an ethylene-based polymer, in the presence of at least one free-radical, said process L 3 / 4 -- comprises at least the following: polymerizing a mixture comprising ethylene, in a reactor configuration comprising at least three re - ::::) action zones, and comprising two ethylene feed streams, and wherein the ratio (RLcBf4o%), in percent, of the \"LCB content of the first N 40 wt% of the total polymer formed\" to \"the total LCB content in the final polymer\" is < 22.5%; and wherein the amount of ethyl - 0 ene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the first reaction zone, is from 40 mole% to ,1 . 80 mole%, based on the total moles of ethylene, and optionally one or more comonomers, and optionally one or more CTAs, fed to the polymerization.