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1. (WO2018089283) METHODS TO REJUVENATE A DEACTIVATED HYDROFORMYLATION CATALYST SOLUTION
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2018/089283 International Application No.: PCT/US2017/060091
Publication Date: 17.05.2018 International Filing Date: 06.11.2017
IPC:
B01J 31/40 (2006.01) ,B01J 31/18 (2006.01)
Applicants: DOW TECHNOLOGY INVESTMENTS LLC[US/US]; 2020 Dow Center Midland, MI 48674, US
Inventors: BRAMMER, Michael A.; US
BIGI, Marinus A.; US
Agent: LINK, J.; US
Priority Data:
62/419,15608.11.2016US
Title (EN) METHODS TO REJUVENATE A DEACTIVATED HYDROFORMYLATION CATALYST SOLUTION
(FR) PROCÉDÉS POUR RÉGÉNÉRER UNE SOLUTION DE CATALYSEUR D'HYDROFORMYLATION DÉSACTIVÉE
Abstract:
(EN) Disclosed herein are methods to rejuvenate a deactivated hydroformylation catalyst solution wherein the solution comprises rhodium, polyphosphoramidite ligands, and polyphosphoramidite ligand degradation products. In some embodiments, such methods comprise adding a peroxide to the deactivated hydroformylation catalyst solution.
(FR) L'invention concerne des procédés pour régénérer une solution de catalyseur d'hydroformylation désactivée, la solution comprenant du rhodium, des ligands polyphosphoramidite et des produits de dégradation de ligand polyphosphoramidite. Dans certains modes de réalisation, de tels procédés comprennent l'ajout d'un peroxyde à la solution de catalyseur d'hydroformylation désactivée.
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, 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
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)