Patent SG-11201407355V-A (SG)
Title: Polyolefin polymerization process, semi-crystalline ethylene-based polymer made therefrom, and articles made from the polymer
Inventor: SLUIJTS LUDOVICUS JC
IPC: C08F210/16
Filed: 2013-03-14
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 14 November 2013 (14.11.2013) WIPOIPCT (10) International Publication Number WO 2013/169359 A1 (51) International Patent Classification: C08F 210/16 ( 2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/US2013/031190 14 March 2013 (14.03.2013) English English (30) Priority Data: 61/644,953 9 May 2012 (09.05.2012) US (71) Applicant: DOW GLOBAL TECHNOLOGIES LLC [US/US]; 2040 Dow Center, Midland, MI 48674 (US). (72) Inventors; and (71) Applicants : SLUIJTS, Ludovicus, JC [NL/NL]; Stuves- ande 426, NL-4532 MK Terneuzen (NL). VAN PUTTEN, Armanda [NL/ES]; Johan Sebastian Bach 24, Casa 1, E- 43007 Tarragona (ES). MUNRO, Ian, M. [US/US]; 1601 S. Shepherd #38, Houston, TX 77019 (US). (74) Agent: FRIEDRICH, Valerie; JL Salazar Law Firm, 1934 W. Gray Street, Suite 401, Houston, TX 77019 (US). (81) Designated States (unless otherwise indicated, for every 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, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, 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. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, 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, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) 0\ m o\ i-H cn i-H o CJ o & (54) Title: POLYOLEFIN POLYMERIZATION PROCESS, SEMI-CRYSTALLINE ETHYLENE-BASED POLYMER MADE THEREFROM, AND ARTICLES MADE FROM THE POLYMER (57) Abstract: A polymerization process comprising (A) polymerizing ethylene and optionally one or more a-ol- efins in the presence of a catalyst to form a semi-crystalline ethylene-based polymer in at least one reactor; the catalyst comprising an organometallic catalyst thereby forming an ethylene-based polymer composition in the at least one re­ actor, wherein the catalyst is a metal complex of a poly­ valent aryloxyether corresponding to the formula: [For­ mula I] where M 3 is Ti, Hf or Zr, preferably Zr; Ar 4 is in­ dependently in each occurrence a substituted C9-20 aryl group, wherein the substituents, independently in each oc­ currence, are selected from the group consisting of alkyl; cycloalkyl; and aryl groups; and halo-, trihydrocarbylsilyl- and halohydrocarbyl- substituted derivatives thereof, with the proviso that at least one substituent lacks co-planarity with the aryl group to which it is attached; T 4 is independ­ ently in each occurrence a C2-20 alkylene, cycloalkylene or cycloalkenylene group, or an inertly substituted derivative thereof; R 21 is independently in each occurrence hydrogen, halo, hydrocarbyl, trihydrocarbylsilyl, trihydrocarbylsilyl - hydrocarbyl, alkoxy or di(hydrocarbyl)amino group of up to 50 atoms not counting hydrogen; R 3 is independently in 11\" each occurrence hydrogen, halo, hydrocarbyl, trihydro­ carbylsilyl, trihydrocarbylsilylhydrocarbyl, alkoxy or amino of up to 50 atoms not counting hydrogen, or two R 3 groups on the same arylene ring together or an R 3 and an R 21 group on the same or different arylene ring together form divalent a ligand group attached to the arylene group in two positions or join two different arylene rings together; and R D is independently in each occurrence halo or a hydrocarbyl or trihydrocarbylsilyl group of up to 20 atoms not counting hydrogen, or 2 R D groups together are a hydrocarbylene, hydrocarbadiyl, diene, or poly(hydro- carbyl)silylene group; wherein step (A) is conducted in the presence of from 5 to 20 mmol/m 3 triethylaluminum; and wherein step (A) is conducted in the presence of one or both of the following conditions: (i) from greater than 0:1 to 65:1 molar ratio of tri­ ethylaluminum to the catalyst; and (ii) from 0.1:0 to 5:1 molar ratio of ttiethylauminum to modified methylalumoxane provided. is ID 23-tiav-mto G0.-00 DATE. FIG. t