Patent SG-11201810592W-A (SG)
Title: Thermoplastic polyolefin blends having improved low temperature impact performance
Inventor: WU HANG
IPC: C08L53/00
Filed: 2016-05-31
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\" WO 2017/206044 Al 07 December 2017 (07.12.2017) WIP0 I PCT (51) International Patent Classification: TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, C08L 23/04 (2006.01) C08L 53/00 (2006.01) KM, ML, MR, NE, SN, TD, TG). C08L 23/10 (2006.01) (21) International Application Number: Published: PCT/CN2016/084005 — with international search report (Art. 21(3)) (22) International Filing Date: 31 May 2016 (31.05.2016) (25) Filing Language: English (26) Publication Language: English (71) Applicant: DOW GLOBAL TECHNOLOGIES LLC [US/US]; 2040 Dow Center, Midland, Michigan 48674 (US). (72) Inventors; and (71) Applicants (for SC only): WU, Hang [CN/CN]; 468 Blvd., 1155 Xinsong Road, Shanghai 201600 (CN). LI, Wei [CN/CN]; No. 936 Zhangheng Road, Zhangjiang Hi- _ Tech Park, Shanghai 201203 (CN). HU, Yushan [US/US]; 2301 North Brazosport Blvd., Freeport, Texas 77541 (US). MUNRO, Jeffrey C. [US/US]; 2301 North Brazosport — = Blvd., Freeport, Texas 77541 (US). HEMPHILL, James [US/US]; 2301 North Brazosport Blvd., Freeport, Texas = 77541 (US). Agent: WU, FENG & ZHANG CO.; Room 305, Tower B, — (74) = Beijing Aerospace Cpmiec Building, Beijing 100080 (CN). Designated States (unless otherwise indicated, for every (81) = 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, IR, IS, JP, KE, KG, KN, KP, KR, 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, = — 1-1 7r 71- (54) Title: THERMOPLASTIC POLYOLEFIN BLENDS HAVING IMPROVED LOW TEMPERATURE IMPACT PERFOR- MANCE C:::: ) (57) : A composition comprising (A) from 30 wt%to 70 wt%of a propylene component including at least one propylene based ei ---- polymer having a propylene content of at least 70.0 wt%, based on the total weight of the propylene based polymer, and a melt flow rate IN from1.0 g/10 min to 100.0 g/10 min (ASTM D-1238 at 230°C, 2.16 kg); (B) from 1 wt%to 20 wt%of an ethylene component including © at least one ethylene based polymer having an ethylene content of at least 85.0 wt%, based on the total weight of the ethylene based f'1 polymer, and a melt index from 0.1 g/10 min to 50.0 g/10 min (ASTM D-1238 at 190°C, 2.16 kg); (C) from 1 wt%to 40 wt%of an olefin 0 block copolymer; and at least one of (D) from 1 wt%to 40 wt%of a polyolefm elastomer and (E) from 1 wt%to 30 wt%of a filler.