Patent SG-11201804180X-A (SG)
Title: High density rotomolding resin
Inventor: BELLEHUMEUR CELINE
IPC: C08L23/04
Filed: 2016-11-15
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -, -, Organization 11111111011110111010101111101011111111101111111111110111101101111101111011111 International Bureau ... .1 j (10) International Publication Number (43) International Publication Date ..... ....r;,' WO 2017/098359 Al 15 June 2017(15.06.2017) WIPO I PCT (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every C08F 110/02 (2006.01) CO8L 23/04 (2006.01) kind of national protection available): AE, AG, AL, AM, C08F 110/14 (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/1B2016/056878 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, 15 November 2016 (15.11.2016) 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: 2914166 8 December 2015 (08.12.2015) CA (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (71) Applicant: NOVA CHEMICALS (INTERNATIONAL) GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, S.A. [CH/CH]; Avenue de la Gare 14, 1700 Fribourg (CH). TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, (72) TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, Inventors: BELLEHUMEUR, Celine; 2612 - 14th Aven- DK, EE, ES, FL FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, ue NW, Calgary, Alberta T2N 1N1 (CA). HOIDAS, Mark; 231 Ackerman Crescent, Red Deer, Alberta T4R LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, 3E6 (CA). SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). = [Continued on next page] (54) Title: HIGH DENSITY ROTOMOLDING RESIN FIGURE 3 — E,p Dale iTe€ ittOti 1.2 Exalt:N. .= 3 1 .0 e. — Model ft Moisaila , we j - 1 dsti)Lff:0 , -i- 0.8 d' '' N i ' — .. — Rist ethylene c , € . ,,, d - ter 0/ I, \ — — — Second ernyinno poymer ....1 V 0.6 4 l 4 0.4 4l 4 A l 0.2 ' : / 1 4 1 - 1 \ 01 0.0 _ '' 2 5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 kr) en 00 01 Log (M) 0 IN Il 0 ei [Continued on next page] O WO 2017/098359 Al MIONIMOREMIMMENIMMEMIONDIEMEHOHE Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) — as to applicant's entitlement to apply for and be granted Published: a patent (Rule 4.17(ii)) — as to the applicant's entitlement to claim the priority of with international search report (Art 21(3)) the earlier application (Rule 4.17(iii)) (57) The tion : The present invention provides high density polyethylene resins having good low temperature impact resins are suitable for use in rotomolding application for large parts. The resin is a bi- or trimodal resin produced phase polymerization in the presence of a single site catalyst. resistance. using solu-