ALQUILALCOXILATOS ESTERIFICADOS COMO TENSIOACTIVOS POCO ESPUMANTES.

    公开(公告)号:ES2308728T3

    公开(公告)日:2008-12-01

    申请号:ES06708713

    申请日:2006-03-10

    Applicant: BASF SE

    Abstract: Mezcla de tensioactivos poco espumante que contiene compuestos de la fórmula general (I) (Ver fórmula) en la que R significa un resto alquilo ramificado o no ramificado, con 8 hasta 16 átomos de carbono; R a , R 1 significan, de manera independiente entre sí, hidrógeno o un resto alquilo ramificado o no ramificado con 1 hasta 5 átomos de carbono; R 2 significa un resto alquilo no ramificado, con 5 hasta 17 átomos de carbono; l, n significan, de manera independiente entre sí, un número comprendido entre 1 y 5 y m significa un número comprendido entre 13 y 35.

    BIODEGRADABLE SURFACTANT
    97.
    发明专利

    公开(公告)号:SG11202000265SA

    公开(公告)日:2020-02-27

    申请号:SG11202000265S

    申请日:2018-07-12

    Applicant: BASF SE

    Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau vitivio VIII oviolo Ho VIII H Imo Hs (43) International Publication Date 17 January 2019 (17.01.2019) WIPO I PCT (10) International Publication Number WO 2019/012055 Al (51) International Patent Classification: C11D 1/722 (2006.01) CO8G 65/26 (2006.01) Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a (21) International Application Number: patent (Rule 4.17(ii)) PCT/EP2018/068976 of inventorship (Rule 4.17(iv)) (22) International Filing Date: Published: 12 July 2018 (12.07.2018) with international search report (Art 21(3)) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 17 181 444.5 14 July 2017 (14.07.2017) EP (71) Applicant: BASF SE [DE/DE]; Carl-Bosch-Str. 38, 67056 Ludwigshafen am Rhein (DE). (72) Inventors: RAETHER, Roman Benedikt; Carl-Bosch- Strasse 38, 67056 Ludwigshafen (DE). TROPSCH, Juer- gen; Carl-Bosch-Strasse 38, 67056 Ludwigshafen (DE). BITTNER, Christian; Carl-Bosch-Strasse 38, 67056 Lud- wigshafen (DE). HOLCOMBE, Thomas Wesley; Carl- Bosch-Strasse 38, 67056 Ludwigshafen (DE). SCHICK, Michael Bernhard; Carl-Bosch-Strasse 38, 67056 Lud- wigshafen (DE). (74) Agent: MAIWALD PATENTANWALTS- UND RECHTSANWALTSGESELLSCHAFT MBH; Angela Zumstein, Postfach 33 05 23, 80065 Miinchen (DE). (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, 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, 1-1 TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). O 1-1 CIT - S (54) Title: BIODEGRADABLE SURFACTANT 1-1 O (57) : The present invention is related to a surfactant comprising at least one Cg to C30 branched alkanol alkoxylate, a process for the preparation of said surfactant, an article comprising said surfactant as well as the use thereof O

    METHOD FOR TERTIARY PETROLEUM RECOVERY BY MEANS OF A HYDROPHOBICALLY ASSOCIATING POLYMER

    公开(公告)号:ZA201805292B

    公开(公告)日:2020-01-29

    申请号:ZA201805292

    申请日:2018-08-10

    Applicant: BASF SE

    Abstract: A method of tertiary production of mineral oil from underground deposits having a deposit temperature of ≤70° C., in which a copolymer comprising (meth)acrylamide or derivatives thereof, monoethylenically unsaturated carboxylic acids, especially acrylic acid, and an associative monomer is used, wherein the amount of the associative monomer is 0.1% to 0.9% by weight. A water-soluble copolymer comprising (meth)acrylamide or derivatives thereof, monoethylenically unsaturated carboxylic acids, especially acrylic acid, and 0.1% to 0.9% by weight of an associative monomer.

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