Patent SG-11201908253U-A (SG)
Title: Electron donors for ziegler-natta precatalyst preparation and catalyst system for olefin polymerization
Inventor: NGUYEN BINH THANH
IPC: C08F4/646
Filed: 2017-03-06
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 13 September 2018 (13.09.2018) WIP0 I PCT omit VIII °nolo omioomim moiflom (10) International Publication Number WO 2018/164658 Al (51) International Patent Classification: CO8F 4/654 (2006.01) C08F 4/642 (2006.01) CO8F 4/646 (2006.01) C08F 2/38 (2006.01) CO8F 4/643 (2006.01) (21) International Application Number: PCT/US2017/020880 (22) International Filing Date: 06 March 2017 (06.03.2017) (25) Filing Language: English (26) Publication Language: English (71) Applicants: W.R. GRACE & CO.-CONN. [US/US]; 7500 Grace Drive, Columbia, Maryland 21044 (US). BRASKEM AMERICA, INC. [US/US]; 1735 Market Street, 28th Floor, Philadelphia, Pennsylvania 19103 (US). (72) Inventors: NGUYEN, Binh Thanh; 113 Crescent Bay Dr, League City, Texas 77573 (US). FERNANDES, Jonas Alves; 550 Technology Dr, Pittsburgh, Pennsylvania 15217 (US). XI, Zhenxing; 4638 Jaymar Drive, Sugar Land, Texas 77479 (US). (74) Agent: LOMPREY, Jeffrey R. et al.; Foley & Lardner LLP, 3000 K Street N.W., Suite 600, Washington, District of Columbia 20007 (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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, 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, SA, 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, ST, 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, KM, ML, MR, NE, SN, TD, TG). (54) Title: ELECTRON DONORS FOR ZIEGLER-NATTA PRECATALYST PREPARATION AND CATALYST SYSTEM FOR = OLEFIN POLYMERIZATION R I \ -F 7 R2 (I) FIG .1 14 Electron Donor 4 Donor C H 2 : 3.0 psi 117 116 115 114 113 11 2 111 12 0 10 0 Rf Li_ 8 U) 0 6 0 E 4 o Amorphous Fraction • Elution Temperature at the Maximum Crystalline Peak (T etra.) 0 20 40 60 80 100 Al/Si O (57) : A solid precatalyst component for use in olefmic polymerization, includes titanium, magnesium, and an electron donor C compound; wherein: the electron donor compound is at least one compound represented by Formula (I). [Continued on next page] WO 2018/164658 Al MIDEDIMOMMIDEFIE111111111111101111111111111101111111111111111111 Published: — with international search report (Art. 21(3))