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公开(公告)号：US20210179921A1
公开(公告)日：2021-06-17
申请号：US17099494
申请日：2020-11-16
摘要： The present disclosure relates to a gas hydrate inhibitor composition comprising A) a compound according to formula wherein R1 is an alkyl group having from 1 to 5 carbon atoms; R2 is hydrogen or an alkyl group having from 1 to 5 carbon atoms; R3 is present or not as hydrogen and organic moieties having from 1 to 20 carbon atoms; R4 is selected from -(CH2)t-, -[(CH2-CHR6)t]-, -(CH2-CHR60)u-(CH2)t-and combinations thereof; R5 is an alkyl or alkenyl group having 4 to 22 carbon atoms; R6 is hydrogen or an alkyl group having from 1 to 4 carbon atoms; R7 is hydrogen or an alkyl group having from 1 to 4 carbon atoms; R8 is present or not as hydrogen or organic moieties having from 1 to 20 carbon atoms; t is 2, 3 or 4; u is an integer between 0 and 100; n is 0 or 1 m is 0 or 2 0 is 0 or 2 P is 0 or 1 X- and is an anion, and a nonionic surfactant which is selected from alkoxylated C8-C18 fatty alcohols, alkoxylated C8-C18 fatty amines, alkoxylated C8-C18 fatty acids and alkoxylated C8-C18 fatty acid amides and a method of using the gas hydrate inhibitor composition.
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公开(公告)号：US20190194551A1
公开(公告)日：2019-06-27
申请号：US15853114
申请日：2017-12-22
发明人： Antonio Pedro de OLIVEIRA FILHO , Aline Yae KINA , Grahame N. TAYLOR , Fabian Schneider , Julie Murison , Stefan HAUCK , Mike SAHL , Matthias Krull , Jonathan James Wylde
CPC分类号： C10G29/24 , B01D53/1493 , B01D53/52 , B01D53/78 , B01D2251/21 , B01D2252/202 , B01D2252/205 , B01D2252/504 , B01D2256/24 , B01D2257/304 , B01D2257/306 , C02F1/20 , C02F2101/101 , C02F2103/10 , C09K8/532 , C10G29/20 , C10G29/22 , C10G2300/1051 , C10G2300/207 , C10L3/103
摘要： This invention provides a composition comprising I. at least one reaction product between a nitrogen-free monohydric alcohol and an aldehyde or ketone, and II. at least one reaction product between a monosaccharide having 3 to 6 carbon atoms and/or an oligosaccharide being formed by oligomerization of monosaccharides having 3 to 6 carbon atoms and an aldehyde or ketone, and optionally III. at least one reaction product from III.a) formaldehyde, and III.b) an amine, selected from the group consisting of primary alkyl amines having 1 to 4 carbon atoms, and primary hydroxy alkyl amines having 2 to 4 carbon atoms, and optionally IV. at least one solid suppression agent selected from the group consisting of IV(a). alkali or alkaline earth metal hydroxides IV(b). mono-, di- or tri-hydroxy alkyl, aryl or alkylaryl amines, IV(c). mono-, di- or tri-alkyl, aryl or alkylaryl primary, secondary and tertiary amines or IV(d). multifunctional amines and IV(e). mixtures of compounds of groups IV(a) to IV(c). wherein alkyl is C1 to C15, aryl is C6 to C15 and alkylaryl is C7 to C15.
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公开(公告)号：US20190194523A1
公开(公告)日：2019-06-27
申请号：US15852777
申请日：2017-12-22
发明人： Antonio Pedro de OLIVEIRA FILHO , Aline Yae KINA , Grahame N. TAYLOR , Fabian Schneider , Julie Murison , Stefan HAUCK , Mike SAHL , Matthias Krull , Jonathan James Wylde
CPC分类号： C09K8/532 , B01D53/1493 , B01D53/52 , B01D53/78 , B01D2251/21 , B01D2252/202 , B01D2252/205 , B01D2252/504 , B01D2256/24 , B01D2257/304 , B01D2257/306 , C02F1/20 , C02F2101/101 , C02F2103/10 , C10G21/16 , C10G29/20 , C10G29/22 , C10G33/04
摘要： This invention provides a composition comprising I. at least one reaction product between a nitrogen-free monohydric alcohol and an aldehyde or ketone, and II. at least one reaction product between a nitrogen-free sugar alcohol and an aldehyde or ketone, and optionally III. at least one reaction product from III.a) formaldehyde, and III.b) an amine, selected from the group consisting of primary alkyl amines having 1 to 4 carbon atoms, and primary hydroxy alkyl amines having 2 to 4 carbon atoms, and optionally IV. at least one solid suppression agent selected from the group consisting of IV(a). alkali or alkaline earth metal hydroxides IV(b). mono-, di- or tri-hydroxy alkyl, aryl or alkylaryl amines, IV(c). mono-, di- or tri-alkyl, aryl or alkylaryl primary, secondary and tertiary amines or IV(d). multifunctional amines and IV(e). mixtures of compounds of groups IV(a) to IV(c). wherein alkyl is C1 to C15, aryl is C6 to C15 and alkylaryl is C7 to C15.
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公开(公告)号：US11161804B2
公开(公告)日：2021-11-02
申请号：US16155105
申请日：2018-10-09
发明人： Nirupam Purkayastha , Zachary Thomas Ward , Fabian Schneider , Dirk Leinweber , Matthias Krull , Jonathan James Wylde
IPC分类号： C07C233/36 , C07D295/13
摘要： The instant invention concerns a gas hydrate inhibitor comprising an N alkyl N′ (N″,N″-dialkylammoniumalkyl)dicarboxylic acid diamide salt represented by the formula (I) wherein R is an alkyl or alkenyl group having from 8 to 22 carbon atoms, R1 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, R2 and R3 are each independently an alkyl group containing 1 to 10 carbon atoms or together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents, R4 is hydrogen, A is an optionally substituted hydrocarbyl group containing from 1 to 18 carbon atoms, B is an alkylene group having from 2 to 6 carbon atoms, Y is NR5, R5 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, and M− is an anion, a process for producing a compound according to formula (I), the use of an N alkyl N′—(N″,N″-dialkylammoniumalkyl)dicarboxylic acid diamide salt of the formula (I) as an anti-agglomerant for gas hydrates, and a method for inhibiting the agglomeration of gas hydrates which comprises the addition of an N alkyl N′ (N″,N″dialkylammmoniumalkyl)dicarboxylic acid diamide salt of the formula (I) to a fluid containing gas and water.
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公开(公告)号：US20200157439A1
公开(公告)日：2020-05-21
申请号：US16750959
申请日：2020-01-23
发明人： Antonio Pedro de OLIVEIRA FILHO , Aline Yae KINA , Grahame N. TAYLOR , Fabian Schneider , Julie Murison , Stefan HAUCK , Mike SAHL , Matthias Krull , Jonathan James Wylde
摘要： This invention provides a composition comprising I. at least one reaction product between a nitrogen-free monohydric alcohol and an aldehyde or ketone, and II. at least one reaction product between a monosaccharide having 3 to 6 carbon atoms and/or an oligosaccharide being formed by oligomerization of monosaccharides having 3 to 6 carbon atoms and an aldehyde or ketone, and optionally III. at least one reaction product from III.a) formaldehyde, and III.b) an amine, selected from the group consisting of primary alkyl amines having 1 to 4 carbon atoms, and primary hydroxy alkyl amines having 2 to 4 carbon atoms, and optionally IV. at least one solid suppression agent selected from the group consisting of IV(a). alkali or alkaline earth metal hydroxides IV(b). mono-, di- or tri-hydroxy alkyl, aryl or alkylaryl amines, IV(c). mono-, di- or tri-alkyl, aryl or alkylaryl primary, secondary and tertiary amines or IV(d). multifunctional amines and IV(e). mixtures of compounds of groups IV(a) to IV(c). wherein alkyl is C1 to C15, aryl is C6 to C15 and alkylaryl is C7 to C15.
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公开(公告)号：US20180100096A1
公开(公告)日：2018-04-12
申请号：US15573783
申请日：2016-03-21
发明人： Jonathan James Wylde
IPC分类号： C09K8/532 , C07F3/06 , C07C15/113 , C07D255/02
CPC分类号： C09K8/532 , C07C15/113 , C07D255/02 , C07F3/06 , C09K2208/20 , C09K2208/32
摘要： This invention relates to a composition comprising 1.) a metal carboxylate, wherein the metal M is selected from the group consisting of Ag, Cn, Hg, Pb, Sn, Ni, Co, Ca, Fe, Zn and Mn, those metals being present as ions in a +2 or +3 charge state, and wherein the carboxylate anion is derived from a hydrocarbyl monocarboxylic acid having 5 to 20 carbon atoms, or a mixture of such acids, 2.) a solvent selected from the group consisting of water, glycol ethers having from 4 to 15 carbon atoms, alkyl alcohols having from 1 to 10 carbons, and aromatic hydrocarbon solvents having from 6 to 30 carbons, and 3.) an emulsion breaker which is a polymeric nonionic surfactant.
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公开(公告)号：US12129427B2
公开(公告)日：2024-10-29
申请号：US17098982
申请日：2020-11-16
发明人： Dirk Leinweber , Zachary Thomas Ward , Felix Hoevelmann , Jonathan James Wylde , Matthias Krull
IPC分类号： C10L3/10 , C07D207/404 , C09K8/52 , C10L1/222
CPC分类号： C09K8/52 , C07D207/404 , C10L1/2222 , C10L3/107 , C09K2208/22
摘要： The present disclosure relates to a gas hydrate inhibitor composition comprising from an amphiphile having a hydrophobic tail linked to a hydrophilic head group by a linking moiety, the amphiphile having the general formula (1)
[R5-L-N(R1)(R2)(R3)]+X− (1)
wherein
each of R1 and R2 is independently an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a substituted or unsubstituted heterocyclic group;
R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms which optionally bears a hydroxy group or a carboxy group in the 2-position;
L is a linking moiety comprising an optionally substituted hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, and optionally one or more further heteroatoms;
R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and
X− is present as an anion when R3 is present; and
from a cationic surfactant which is selected from di(C8-C18 alkyl)dimethyl ammonium salts.-
公开(公告)号：US11898091B2
公开(公告)日：2024-02-13
申请号：US17099233
申请日：2020-11-16
发明人： Dirk Leinweber , Zachary Thomas Ward , Felix Hoevelmann , Jonathan James Wylde , Matthias Krull
IPC分类号： C09K8/52 , C10L1/222 , C10L3/10 , C07D207/404
CPC分类号： C09K8/52 , C07D207/404 , C10L1/2222 , C10L3/107 , C09K2208/22
摘要： Disclosed is a gas hydrate inhibitor composition comprising an amphiphile by a linking moiety, the amphiphile having of the general formula (1)
[R5-L-N(R1)(R2)(R3)]+X− (1)
wherein
each of R1 and R2 is an alkyl group having from 1 to 5 carbon atoms;
or wherein the nitrogen atom and the R1 and R2 groups together form a heterocyclic group;
R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms
L is a linking moiety comprising a hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen,
R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and
X− is present as an anion when R3 is present;
and a cationic surfactant which is selected from quaternary benzyl ammonium salts and a method of using the gas hydrate inhibitor composition.-
公开(公告)号：US11753577B2
公开(公告)日：2023-09-12
申请号：US16424241
申请日：2019-05-28
发明人： Scot Bodnar , Dan Smith , Felix Hoevelmann , Corinna Krüger , Matthias Krull , Jonathan James Wylde , Lisa Greaney Tejada
IPC分类号： C09K8/52 , C07C231/02 , C10L1/224 , C07C233/09
CPC分类号： C09K8/52 , C07C231/02 , C07C233/09 , C09K2208/22 , C10L1/224 , C10L2230/08
摘要： This invention relates to a method for inhibiting the agglomeration of gas hydrates, comprising the injection of an anti-agglomerant comprising a N,N-dialkyl-ammoniumalkyl fatty acid amide represented by the formula (I)
wherein
R1 is an alkyl or alkenyl group having from 7 to 21 carbon atoms,
R2 and R3 are each independently an alkyl group containing 1 to 10 carbon atoms, or together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents,
R4 is hydrogen or an alkyl group having 1 to 6 carbon atoms,
R5 is hydrogen or an optionally substituted hydrocarbyl group having 1 to 22 carbon atoms and
A is an alkylene group having two or three carbon atoms,
into a fluid comprising gas, water and oil under conditions prone to the formation of gas hydrates,
wherein the N,N-dialkyl-ammoniumalkyl fatty acid amide represented by formula (I) is produced by the aminolysis of an ester of a fatty acid and a C1- to C4-alcohol with an N,N-dialkylamino alkyl amine and subsequent neutralization with a carboxylic acid.-
公开(公告)号：US20210179920A1
公开(公告)日：2021-06-17
申请号：US17099432
申请日：2020-11-16
发明人： Dirk Leinweber , Zachary Thomas Ward , Felix Hoevelmann , Jonathan James Wylde , Matthias Krull
IPC分类号： C09K8/52 , C10L3/10 , C07D207/404
摘要： The present disclosure relates to a gas hydrate inhibitor composition comprising an amphiphile having a hydrophobic tail linked to a hydrophilic head group by a linking moiety, the amphiphile having the general formula (1) [R5-L-N(R1)(R2)(R3)]+X− (1) wherein each of R1 and R2 is independently an alkyl group having from 1 to 5 carbon atoms; or wherein the nitrogen atom and the R1 and R2 groups together form a substituted or unsubstituted heterocyclic group; R3 is present or not as hydrogen or an alkyl group having from 1 to 8 carbon atoms which optionally bears a hydroxy group or a carboxy group in the 2-position; L is a linking moiety comprising an optionally substituted hydrocarbyl group having at least 2 adjacent carbon atoms, at least one heteroatom selected from nitrogen and oxygen, and optionally one or more further heteroatoms; R5 is a hydrocarbyl group having from 6 to 22 carbon atoms; and X− is present as an anion when R3 is present; and a nonionic surfactant which is selected from alkoxylated C8-C18 fatty alcohols, alkoxylated C8-C18 fatty amines, alkoxylated C8-C18 fatty acids and alkoxylated C8-C18 fatty acid amides and a method of using the gas hydrate inhibitor composition.
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