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1. (WO2017148931) PROCESS FOR REMOVAL OF TETRAHYDROFURAN
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Pub. No.: WO/2017/148931 International Application No.: PCT/EP2017/054623
Publication Date: 08.09.2017 International Filing Date: 28.02.2017
Chapter 2 Demand Filed: 28.12.2017
IPC:
C08G 63/90 (2006.01)
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
63
Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
88
Post-polymerisation treatment
90
Purification; Drying
Applicants:
NOVAMONT S.P.A. [IT/IT]; Via G. Fauser, 8 28100 Novara, IT
Inventors:
BASTIOLI, Catia; IT
CAPUZZI, Luigi; IT
RALLIS, Angelos; IT
Agent:
ZANOLI, Enrico; IT
GIAVARINI, Francesco; IT
DE BORTOLI, Eros; IT
Priority Data:
16157987.501.03.2016EP
Title (EN) PROCESS FOR REMOVAL OF TETRAHYDROFURAN
(FR) PROCÉDÉ D'ÉLIMINATION DE TÉTRAHYDROFURANE
Abstract:
(EN) This invention relates to a process for the removal of tetrahydrofuran from polyesters or copolyesters comprising 1,4-butylene dicarboxylate repeating units and from compositions comprising the said polyesters or copolyesters.
(FR) Cette invention concerne un procédé d'élimination de tétrahydrofurane à partir de polyesters ou de copolyesters comprenant des motifs répétés de dicarboxylate de 1,4-butylène et à partir de compositions comprenant ces polyesters ou copolyesters.
Designated States: 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, 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
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)