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Machine translation
1. (WO2016174388) PROCESS FOR THE RECOVERY OF DIALKYL SUCCINATE OR DIALKYL MALEATE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2016/174388    International Application No.:    PCT/GB2016/050829
Publication Date: 03.11.2016 International Filing Date: 23.03.2016
IPC:
C07C 29/147 (2006.01), C07C 29/17 (2006.01), C07C 67/48 (2006.01), C07C 67/58 (2006.01)
Applicants: JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED [GB/GB]; 5th Floor 25 Farringdon Street London EC4A 4AB (GB)
Inventors: CAMPBELL, Ian; (GB).
CARRETT, Stephen; (GB).
TUCK, Michael William Marshall; (GB)
Agent: BOWN, Mark Richard; (GB)
Priority Data:
1507234.1 28.04.2015 GB
Title (EN) PROCESS FOR THE RECOVERY OF DIALKYL SUCCINATE OR DIALKYL MALEATE
(FR) PROCÉDÉ DE RÉCUPÉRATION DE SUCCINATE DE DIALKYLE OU DE MALÉATE DE DIALKYLE
Abstract: front page image
(EN)A process for recovering product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate from an overhead stream from an esterification reaction column, said overhead stream comprising as a major component alkanol and water and as a minor component the product dialkyl succinate, dialkyl maleate or dialkyl succinate and dialkyl maleate which forms an azeotrope with the water, wherein said process comprises washing the overhead stream with butanol.
(FR)La présente invention concerne un procédé de récupération d'un produit succinate de dialkyle, maléate de dialkyle ou succinate de dialkyle et maléate de dialkyle d'un flux de tête provenant d'une colonne de réaction d'estérification, ledit flux de tête comprenant en tant que composant principal un alcanol et de l'eau, et en tant que composant annexe le produit succinate de dialkyle, maléate de dialkyle ou succinate de dialkyle et maléate de dialkyle qui forme un azéotrope avec l'eau, ledit procédé comprenant le lavage du flux de tête avec du butanol.
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, 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, KN, KP, KR, 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 (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)