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1. (WO2018158334) METHOD FOR PRODUCING SULFOSUCCINIC ACID AND USE OF SULFOSUCCINIC ACID
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Pub. No.: WO/2018/158334 International Application No.: PCT/EP2018/054963
Publication Date: 07.09.2018 International Filing Date: 28.02.2018
IPC:
C07C 303/04 (2006.01) ,C07C 309/22 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
303
Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
02
of sulfonic acids or halides thereof
04
by substitution of hydrogen atoms by sulfo or halosulfonyl groups
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
309
Sulfonic acids; Halides, esters, or anhydrides thereof
01
Sulfonic acids
02
having sulfo groups bound to acyclic carbon atoms
20
of an acyclic unsaturated carbon skeleton
22
containing carboxyl groups bound to the carbon skeleton
Applicants:
ESIM CHEMICALS GMBH [AT/AT]; St.-Peter-Str. 25 4020 Linz, AT
Inventors:
STÖGLEHNER, Alex; AT
KASSLER, Alexander; AT
KÖNIG, Michael; AT
KOGLER, Martina; AT
HINTERWIRTH, Helmut; AT
SCHUECKER, Raffael; AT
HÄUBL, Martin; AT
DOMKE, Lutz; AT
HOLUB, Bernhard; AT
Agent:
PRÜFER & PARTNER MBB PATENTANWÄLTE RECHTSANWÄLTE NR. 321; Sohnckestr. 12 81479 München, DE
Priority Data:
17158522.728.02.2017EP
Title (EN) METHOD FOR PRODUCING SULFOSUCCINIC ACID AND USE OF SULFOSUCCINIC ACID
(FR) PROCÉDÉ DE PRÉPARATION D’ACIDE SULFOSUCCINIQUE ET UTILISATION D’ACIDE SULFOSUCCINIQUE
(DE) VERFAHREN ZUR HERSTELLUNG VON SULFOBERNSTEINSÄURE UND VERWENDUNG VON SULFOBERNSTEINSÄURE
Abstract:
(EN) The invention relates to a method for producing sulfosuccinic acid and compounds derived therefrom by reacting fumaric acid, maleic acid, maleic acid anhydride and compounds with sulphur dioxide in the presence of water, derived from said compounds.
(FR) L'invention concerne un procédé de préparation d'acide sulfosuccinique et de composés dérivés d'acide sulfosuccinique par mise en réaction d'acide fumarique, d'acide maléique, d'anhydride maléique et de composés dérivés de ces composés avec du dioxyde de soufre en présence d'eau.
(DE) Verfahren zum Herstellen von Sulfobernsteinsäure und davon abgeleiteten Verbindungen durch Umsetzen von Fumarsäure, Maleinsäure, Maleinsäureanhydrid und von diesen Verbindungen abgeleiteten Verbindungen mit Schwefeldioxid in Gegenwart von Wasser.
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: German (DE)
Filing Language: German (DE)