Patent SG-11201902554U-A (SG)
Title: Bitumen composition containing fully or partially hydrogenated block copolymer and a process for its preparation
Inventor: HANUMANTHGARI RAGHU
IPC: C08L53/02
Filed: 2017-10-18
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property :::` , 111111101111 0 1110101011111 011101 0 01111111110H 1111101111111111110111111111111 Organization International Bureau (10) International Publication Number 03 (43) International Publication Date .....•\"\" WO 2018/073315 Al 26 April 2018 (26.04.2018) WIP0 I PCT (51) International Patent Classification: C08L 95/00 (2006.01) C08L 9/06 (2006.01) (21) International Application (22) International Filing Date: (25) Filing Language: (26) Publication Language: (30) Priority Data: 201641035873 20 October (71) Applicant (for all designated INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. [NL/NL]; Carel van Bylandtlaan 30, 2596 HR THE CO8L 53/02 (2006.01) HAGUE (NL). C08L 91/00 (2006.01) (71) Applicant (for US only): Number: NY [US/US]; SHELL PCT/EP2017/076629 77252-2463 (US). (72) Inventors: HANUMANTHGARI, 18 October 2017 (18.10.2017) Bengaluru Hardware Park, Devanahalli Industrial Park Mahadeva Kodigahalli, English HASABNIS, Usha, Yogesh; English dustrial Area, Off Hosur 560 099 (IN). SHELL OIL COMPA- PLAZA 1, HOUSTON, Texas Raghu; Plot No 7, Bangalore North 562149 (IN). # 143, C-4, Bommasandra In- Road Anekal Taluka, Bengaluru Robert, Maarten et al.; PO Box (NL). otherwise indicated, for every available): AE, AG, AL, AM, BG, BH, BN, BR, BW, BY, BZ, 2016 (20.10.2016) IN (74) Agent: MATTHEZING, 384, 2501 CJ THE HAGUE States except US): SHELL (81) Designated States (unless kind of national protection AO, AT, AU, AZ, BA, BB, — (54) Title: BITUMEN A PROCESS FOR ITS PREPARATION : A process a concentrated polymer- modified bitumen composition comprising blending (a) from 3.5 to 30 wt%, by weight modified bitumen composition, of a fully or partially hydrogenated block copolymer; (b) from 60.0wt% the total weight of one or more produced in step comprising partially hydrogenated block copolymer. The process according to the invention advantageously allows the long-term -modified bitumen of diluted AND g 16 • — dC ,.. (57) polymer- , 4 7 1 optionally IN composition Ot polymer C application r- 34 1 COMPOSITION CONTAINING FULLY OR PARTIALLY HYDROGENATED Figure 1 BLOCK COPOLYMER 435/50+ HP X50/70+ HP A70/100+ HP • 104(200 + HP • 1641220 + HP +70/1130 + SEIS a masterbatch of the concentrated to 96.5 wt%, based component; and (d) bitumen compo- -modified bitumen of the fully storage of the Further, the allowing for good = = — 32 30 ri 28 L 26 = 24 2 22 t . 20 .8 18 = _ = — = = 14 • , 12 • E 10 — _ a . = , a — = 0 , . = 6 7 8 9 10 11 12 13 Pdy,nrer Concentration MI = = = for preparing a polymer-modified bitumen composition comprising the steps of: (i) preparing the concentrated polymer-modified bitumen, of a bitumen component; (c) optionally a flux additional components; and (ii) diluting the masterbatch of concentrated polymer- modified (i) with one or more additional bitumen components thereby producing a diluted polymer 4 wt% or less, based on the total weight of the diluted polymer-modified bitumen composition, at a high concentration of the block copolymer thereby allowing for a high storage stability. composition allows the paving to be carried out at a low concentration of block copolymer, _ It of in on rt sition 0 --.... or 1-1 ei C [Continued on next page] WO 2018/073315 Al MIDEDIMOMOIDEIREEMOOMEIIIIHOMMOMEME 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(H)) Published: — with international search report (Art. 21(3)) rutting and cracking properties. In addition, the process of the present invention allows cycle time of polymer- modified bitumen, as well as a reduction in energy consumption. for a reduction the overall in manufacturing