公开(公告)号：US20240352371A1

公开(公告)日：2024-10-24

申请号：US18685678

申请日：2022-08-17

Applicant: BASF SE

Inventor： Frank PIRRUNG ,  Rainer PACKE-WIRTH ,  Oscar LAFUENTE CERDA ,  Serge IKINK ,  Jan DONATH

IPC: C10L10/16 ,  C10L1/12 ,  C10L1/16 ,  C10L1/182 ,  C10L1/185 ,  C10L1/196 ,  C10L1/197 ,  C10L1/198 ,  C10L1/24 ,  C10L1/26 ,  C10L10/14

CPC classification number: C10L10/16 ,  C10L1/125 ,  C10L1/1616 ,  C10L1/1641 ,  C10L1/1826 ,  C10L1/1852 ,  C10L1/1963 ,  C10L1/1966 ,  C10L1/1973 ,  C10L1/1983 ,  C10L1/2431 ,  C10L1/2437 ,  C10L1/2608 ,  C10L1/2641 ,  C10L10/14 ,  C10L2250/06 ,  C10L2250/082 ,  C10L2300/40

Abstract: Aqueous dispersion of paraffine inhibitors, comprising a continuous aqueous phase comprising water and a water-miscible organic solvent, a dispersed phase comprising at least one paraffin inhibitor component, and at least one anionic surfactant, methods of manufacturing such aqueous dispersions, and the use of such aqueous dispersions as paraffin inhibitor or pour point depressant for crude oil or other hydrocarbon fluids, such as fuel oils or diesel.

公开(公告)号：US11999919B2

公开(公告)日：2024-06-04

申请号：US17927696

申请日：2021-05-27

Applicant: SHANGHAI INSTITUTE OF TECHNOLOGY

Inventor： Sheng Han ,  Hualin Lin ,  Suya Yin ,  Xin Li ,  Mingxia Yuan ,  Maiying Xie ,  Fengfei Chen ,  Taishun Yang

IPC: C10L10/14 ,  C10L1/14 ,  C10L1/16 ,  C10L1/198 ,  C10L1/222 ,  C10L1/224

CPC classification number: C10L10/14 ,  C10L1/143 ,  C10L1/1608 ,  C10L1/1985 ,  C10L1/222 ,  C10L1/224

Abstract: The present invention relates to a nitrogen-containing diesel solidification point depressant composition, and preparation and application thereof. The nitrogen-containing diesel solidification point depressant composition includes the following components in percentage by weight: 10-40% of monoisopropanolamine; 10-40% of cyclohexane; 0-20% of polyethylene glycol; and 40-60% of N-tetradecyl methacrylamide-tetradecyl methacrylate. After the prepared diesel solidification point depressant composition is added to commercially available 0 #diesel, a solidification point and a cold filter plugging point of the diesel are respectively depressed by 21-25° C. and 9-13° C.

公开(公告)号：US11976248B2

公开(公告)日：2024-05-07

申请号：US16646091

申请日：2018-08-13

Applicant: Clariant International Ltd.

Inventor： Michael Feustel ,  Matthias Krull ,  Victor Goncharov

IPC: C10L1/14 ,  C09K23/22 ,  C09K23/44 ,  C10L1/12 ,  C10L1/16 ,  C10L1/182 ,  C10L1/188 ,  C10L1/196 ,  C10L1/197 ,  C10L1/198 ,  C10L1/224

CPC classification number: C10L1/146 ,  C09K23/22 ,  C09K23/44 ,  C10L1/125 ,  C10L1/1641 ,  C10L1/1822 ,  C10L1/1881 ,  C10L1/1963 ,  C10L1/1973 ,  C10L1/1981 ,  C10L1/1985 ,  C10L1/224 ,  C10L2200/0453 ,  C10L2250/082

Abstract: The invention provides dispersions comprising

I) at least one oil-soluble polymer effective as a cold flow improver for mineral oils,
II) at least one organic, water-immiscible solvent,
III) a dispersant comprising, based on the total amount of dispersant,

a) 10-90% by weight of a salt of an ethercarboxylic acid and
b) 90-10% by weight of a nonionic surfactant,


IV) water and
V) at least one organic, water-miscible solvent.

公开(公告)号：US20240076567A1

公开(公告)日：2024-03-07

申请号：US18268975

申请日：2021-12-22

Applicant: TotalEnergies OneTech

Inventor： Frederic TORT ,  Thomas FRITSCH

IPC: C10L1/14 ,  C08F220/18 ,  C08G8/12 ,  C08G8/28 ,  C08L23/08 ,  C09K8/524 ,  C10L1/195 ,  C10L1/196 ,  C10L1/198 ,  C10L1/238 ,  C10L10/16

CPC classification number: C10L1/146 ,  C08F220/1818 ,  C08G8/12 ,  C08G8/28 ,  C08L23/0853 ,  C09K8/524 ,  C10L1/1955 ,  C10L1/1963 ,  C10L1/198 ,  C10L1/238 ,  C10L10/16 ,  C10L2200/0259 ,  C10L2200/0446 ,  C10L2230/14 ,  C10L2250/04

Abstract: The present invention relates to a composition of additives comprising: at least one first compound selected from: (i) copolymers of ethylene and vinyl acetate having a molar mass Mn included in the range ranging from 10,000 to 60,000 g·mol−1, optionally grafted by at least one alkyl (meth)acrylate group, the alkyl chain of which is saturated and contains from 12 to 30 carbon atoms; and (ii) polymers comprising at least 90 mol % of units derived from alkyl. (meth)acrylate monomer, the alkyl chain of which is saturated and contains from 18 to 22 carbon atoms; and at least one second compound selected from the modified alkylphenol-aldehyde resins. The invention also relates to the use of this composition of additives for lowering the viscosity of a liquid petroleum product such as a crude oil and for reducing the deposition of paraffins.

公开(公告)号：US11739276B2

公开(公告)日：2023-08-29

申请号：US16494870

申请日：2018-03-28

Applicant: Innospec Limited

Inventor： Matthew Petts ,  Katherine Le Manquais ,  Alan Norman Ross

IPC: C10L1/198 ,  C10L10/04 ,  C10L10/18

CPC classification number: C10L1/1983 ,  C10L10/04 ,  C10L10/18 ,  C10L2200/0476

Abstract: A diesel fuel composition comprising as an additive an ester compound which is the reaction product of an optionally substituted polycarboxylic acid or an anhydride thereof and a polyhydric alcohol of formula H—(OR)n—OH, wherein R is an optionally substituted alkylene group and n is at least 1.

公开(公告)号：US20230257669A1

公开(公告)日：2023-08-17

申请号：US18139558

申请日：2023-04-26

Applicant: Innospec Limited

Inventor： Matthew Petts ,  Katherine Le Manquais ,  Alan Ross

IPC: C10L1/198 ,  C10L10/04

CPC classification number: C10L1/1983 ,  C10L10/04 ,  C10L10/18

Abstract: A diesel fuel composition comprising as an additive an ester compound which is the reaction product of an optionally substituted polycarboxylic acid or an anhydride thereof and a polyhydric alcohol of formula H—(OR)n—OH, wherein R is an optionally substituted alkylene group and n is at least 1.

公开(公告)号：US11560526B2

公开(公告)日：2023-01-24

申请号：US16293878

申请日：2019-03-06

Applicant: SI Group, Inc.

Inventor： Kelly S. Chichak ,  Joseph T. Doane ,  Brian Christofel ,  Elliott W. Shanklin

IPC: C10L1/198 ,  C10L10/16 ,  C10L1/195 ,  C08G8/10 ,  C08G8/08 ,  C08L61/06 ,  C10G75/02 ,  C10G71/00 ,  C10G75/04 ,  C07C39/06 ,  C07C39/15

Abstract: In one embodiment, an alkylphenol copolymer is disclosed wherein the copolymer comprises at least one alkylphenol monomer and the alkylphenol copolymer exhibits the following: an oscillation displacement Θ of greater than 0 at a temperature of −5° C. in a first oscillation temperature sweep and an oscillation displacement Θ in a second oscillation temperature sweep within 25% of the oscillation displacement Θ in the first oscillation temperature sweep at a temperature of −5° C. In a further embodiment, a petroleum composition is disclosed wherein the composition comprises a petroleum source and a macromolecular compound wherein the macromolecular compound exhibits the following: an oscillation displacement Θ of greater than 0 at a temperature of −10° C. in a first oscillation temperature sweep, and an oscillation displacement Θ in a second oscillation temperature sweep within 25% of the oscillation displacement Θ in the first oscillation temperature sweep at a temperature of −10° C.

公开(公告)号：US20220251463A1

公开(公告)日：2022-08-11

申请号：US17611986

申请日：2019-05-17

Applicant: Thorsten Kief ,  Horst Kief

Inventor： Thorsten Kief ,  Horst Kief

IPC: C10L1/198 ,  C10L10/02 ,  C10L1/12 ,  F02B47/02 ,  F01P3/02 ,  F02M25/03

Abstract: Method for reducing the pollutant emissions of internal combustion engines, wherein an aqueous solution containing glyoxal and a polymer product of citric acid and glycerol is added as an additive, additive for reducing the pollutant emissions of internal combustion engines, said additive consisting of an aqueous solution containing glyoxal and a polymer product of citric acid and glycerol, and the use thereof for reducing pollutant emissions.

公开(公告)号：US11174446B2

公开(公告)日：2021-11-16

申请号：US16609160

申请日：2018-06-25

Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.

Inventor： Lingling Li ,  James Frederic Gadberry ,  Tiara Elizabeth O'Neal ,  Chandrashekhar Yeshwant Khandekar

IPC: C10L10/16 ,  C10L1/196 ,  C10L1/16 ,  C10L1/198 ,  C10L1/24 ,  C10L1/222 ,  C10L1/223 ,  C10L1/182 ,  C10L1/185

Abstract: This disclosure relates to winterized pour point depressant compositions for petroleum fluids. Such compositions exhibit stability and are flowable at temperatures down to as low as −47° C., without the need for further dilution.

公开(公告)号：US10851323B2

公开(公告)日：2020-12-01

申请号：US16083250

申请日：2017-03-08

Applicant: BASF SE

Inventor： Judith Christine Braeuer ,  Kai Gumlich ,  Stefan Frenzel ,  Maria Socher ,  Jennifer Anne Jackson ,  Edward Bohres

IPC: C10M145/14 ,  C08F220/18 ,  C10L1/196 ,  C10L10/14 ,  C10L1/16 ,  C10M169/04 ,  C08J3/05 ,  C08L33/06 ,  C10L1/182 ,  C10L1/198 ,  C10N30/00

Abstract: The invention relates to aqueous polymer dispersions comprising at least one polymer obtainable by the reaction of at least one monomer M1 of the general formula H2C═CH—C(O)OR (I), wherein R is an unbranched alkyl chain comprising from 18 to 22 carbon atoms, and optionally at least one monomer M2. The invention relates moreover to a method for the preparing of such aqueous polymer dispersion and the use thereof as pour point depressant for crude oil, petroleum, and petroleum products.