SG11201811503SA - Methods for supplying solid catalysts to a solution polymerization reactor - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 15 February 2018 (15.02.2018) WIPO I PCT omit °nolo olll oil HE HE voila° oimIE (10) International Publication Number WO 2018/031157 Al (51) International Patent Classification: C08F 2/06 (2006.01) C08F 210/16 (2006.01) C08F 10/00 (2006.01) (21) International Application Number: PCT/US2017/041337 (22) International Filing Date: 10 July 2017 (10.07.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/373,120 10 August 2016 (10.08.2016) US 16189476.1 19 September 2016 (19.09.2016) EP (71) Applicant: EXXONMOBIL CHEMICAL PATENTS INC. [US/US]; 5200 Bayway Drive, Baytown, TX 77520 (US). (72) Inventors: JIANG, Peijun; 119 Mariner Cove Court, League City, TX 77573 (US). LI, Robert, T.; 11706 Sy- camore Shoals Lane, Houston, TX 77345 (US). REIMERS, Jay L.; 4602 LaBranch St., Houston, TX 77004 (US). (74) Agent: JACKSON, Katherine, L. et al.; Exxonmo- bil Chemical Company, P. 0. Box 2149, Baytown, TX 77522-2149 (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, JO, 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). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) Published: — with international search report (Art. 21(3)) before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h)) N O cc O O (54) Title: METHODS FOR SUPPLYING SOLID CATALYSTS TO A SOLUTION POLYMERIZATION REACTOR (57) : Disclosed is a solution polymerization process, or, alternatively, a method of delivering powder catalysts to a solution polymerization reactor, comprising combining a homogeneous single-site catalyst precursor with a-olefin monomers to form a poly- olefin, wherein the homogeneous single-site catalyst precursor is in the form of (i) a dry powder, (ii) suspended in a aliphatic hydro- carbon solvent, or (iii) suspended in an oil or wax, wherein the homogeneous single-site catalyst precursor is at a concentration greater than 0.8 mmole/liter when suspended in the aliphatic hydrocarbon solvent prior to entering the solution polymerization reactor.