Patent SG-11201900718P-A (SG)
Title: Semi-crystalline thermoplastic block copolymers
Inventor: SZUROMI ENDRE
IPC: C08F297/08
Filed: 2017-07-19
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 01 February 2018 (01.02.2018) WIP0 I PCT ~~ll~~~~~~~~ 011101010VIIIOH olo omolom 1111flo ow (10) International Publication Number WO 2018/022366 Al (51) International Patent Classification: C08F 297/08 (2006.01) C08F 4/659 (2006.01) (21) International Application Number: PCT/US2017/042732 (22) International Filing Date: 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). (25) Filing Language: (26) Publication Language: (30) Priority Data: 62/368,259 19 July 2017 (19.07.2017) Published: English — with international search report (Art. 21(3)) English 29 July 2016 (29.07.2016) US W O 20 18/022366 Al (71) Applicant: DOW GLOBAL TECHNOLOGIES LLC [US/US]; 2040 Dow Center, Midland, Michigan 48674 (US). (72) Inventors: SZUROMI, Endre; 2301 N. Brazosport Blvd., Freeport, Texas 77541 (US). VIRGILI, Justin M.; 1 Lake- side Drive, Apt. 805, Oakland, California 94612 (US). WENDEL, Robert F.; 2301 N. Brazosport Blvd., Freeport, Texas 77541 (US). (72) Inventor: WALTON, Kim, L. (deceased). (72) Inventors: MUNRO, Jeffrey C.; 2301 N. Brazosport Blvd., Freeport, Texas 77541 (US). MARCHAND, Gary R.; 2301 N. Brazosport Blvd., Freeport, Texas 77541 (US). CARNAHAN, Edmund M.; 2301 N. Brazosport Blvd., Freeport, Texas 77541 (US). (74) Agent: PLOTECHER, Gary R.; Husch Blackwell LLP, 555 East Wells Street, Suite 1900, Milwaukee, Wisconsin 53202 (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, (54) Title: SEMI-CRYSTALLINE THERMOPLASTIC BLOCK COPOLYMERS (57) : Semi-crystalline, thermoplastic polyolefm block copolymers comprising: (A) A first polyolefm A block comprising isotactic poly(1-butene) (iPB); (B) A polyolefm B block comprising an ethylene and/or alpha-olefmll-butene copolymer or terpolymer; and (C) A second polyolefm A block comprising isotactic poly(1-butene) (iPB); the A and B blocks bonded to one another to form a block copolymer in which the first and second polyolefm A blocks are joined to and separated by the polyolefm B block. In one embodiment the polyolefm block copolymer is a BAB block copolymer.