RU2010103963A - COMPOSITIONS OF LUBRICANTS STABILIZED BY STYROLIZED PHENOL ANTioxIDANT - Google Patents

COMPOSITIONS OF LUBRICANTS STABILIZED BY STYROLIZED PHENOL ANTioxIDANT Download PDF

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RU2010103963A
RU2010103963A RU2010103963/04A RU2010103963A RU2010103963A RU 2010103963 A RU2010103963 A RU 2010103963A RU 2010103963/04 A RU2010103963/04 A RU 2010103963/04A RU 2010103963 A RU2010103963 A RU 2010103963A RU 2010103963 A RU2010103963 A RU 2010103963A
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alpha
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methylphenol
methylstyryl
methylbenzyl
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Цзюнь ДУН (US)
Цзюнь ДУН
Сирил Э. МИГДАЛ (US)
Сирил Э. МИГДАЛ
Джерард МАЛКВИН (US)
Джерард МАЛКВИН
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Кемтура Корпорейшн (Us)
Кемтура Корпорейшн
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    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
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Abstract

1. Композиция, содержащая: (a) по меньшей мере, одно смазочное масло, содержащее одно или несколько основных масел смазочных веществ Группы I, Группы II, Группы III, Группы IV или синтетических основных масел для смазочных веществ с различными свойствами вязкости; (b) по меньшей мере, один первый антиоксидант в количестве от приблизительно 0,01 до приблизительно 10 мас.%, содержащий одно или несколько пространственно затрудненных фенольных соединений, имеющих общую формулу ! ! или их изомеров или изомерных смесей, где R1 и R2 являются независимыми и представляют собой стирильные группы, представленные формулой (IA) ! ! где n представляет собой целое число от 0 до 5 и α-положение на стирильной группе является необязательно замещенным гидрокарбильной группой, имеющей от 1 примерно до 8 атомов углерода; и R3 представляет собой водород или гидрокарбильную группу; или выбрано из группы, включающей 2-альфа-метилбензил-4-метилфенол, 2-альфа-метилбензил-4-этилфенол, 2-альфа-метилбензил-4-изобутилфенол, 2-альфа-метилстирил-4-метилфенол, 2-альфа-метилстирил-4-этилфенол, 2-альфа-метилстирил-4-изобутилфенол, 2,2'-тиобис(6-альфа-метилбензил-4-метилфенол), 4,4'-тиобис(2,6-ди-альфа-метилбензил-4-метилфенол), 2,2'-тиобис(6-альфа-метилстирил-4-метилфенол), 4,4'-тиобис(2,6-ди-альфа-метилстирил-4-метилфенол), 2,2'-метиленбис(6-альфа-метилбензил-4-метилфенол) и 2,2'-метиленбис(6-альфа-метилстирил-4-метилфенол), ! и (c) необязательный второй антиоксидант, включающий один или несколько вторичных диариламинов, имеющих общую формулу (R4)a-Ar1-NH-AR2-(R5)b, где Ar1 и Ar2 являются независимыми и включают один или несколько ароматических углеводородов, и R4 и R5 являются независимыми и включают од� 1. A composition comprising: (a) at least one lubricating oil containing one or more basic oils of lubricants of Group I, Group II, Group III, Group IV or synthetic base oils for lubricants with different viscosity properties; (b) at least one first antioxidant in an amount of from about 0.01 to about 10 wt.%, containing one or more spatially hindered phenolic compounds having the general formula! ! or their isomers or isomeric mixtures, where R1 and R2 are independent and represent styryl groups represented by the formula (IA)! ! where n is an integer from 0 to 5 and the α-position on the styryl group is an optionally substituted hydrocarbyl group having from 1 to about 8 carbon atoms; and R3 represents hydrogen or a hydrocarbyl group; or selected from the group consisting of 2-alpha-methylbenzyl-4-methylphenol, 2-alpha-methylbenzyl-4-ethylphenol, 2-alpha-methylbenzyl-4-isobutylphenol, 2-alpha-methylstyryl-4-methylphenol, 2-alpha methylstyryl-4-ethylphenol, 2-alpha-methylstyryl-4-isobutylphenol, 2,2'-thiobis (6-alpha-methylbenzyl-4-methylphenol), 4,4'-thiobis (2,6-di-alpha-methylbenzyl -4-methylphenol), 2,2'-thiobis (6-alpha-methylstyryl-4-methylphenol), 4,4'-thiobis (2,6-di-alpha-methylstyryl-4-methylphenol), 2,2 ' methylenebis (6-alpha-methylbenzyl-4-methylphenol) and 2,2'-methylenebis (6-alpha-methylstyryl-4-methylphenol),! and (c) an optional second antioxidant comprising one or more secondary diarylamines having the general formula (R4) a-Ar1-NH-AR2- (R5) b, where Ar1 and Ar2 are independent and include one or more aromatic hydrocarbons, and R4 and R5 are independent and include

Claims (8)

1. Композиция, содержащая: (a) по меньшей мере, одно смазочное масло, содержащее одно или несколько основных масел смазочных веществ Группы I, Группы II, Группы III, Группы IV или синтетических основных масел для смазочных веществ с различными свойствами вязкости; (b) по меньшей мере, один первый антиоксидант в количестве от приблизительно 0,01 до приблизительно 10 мас.%, содержащий одно или несколько пространственно затрудненных фенольных соединений, имеющих общую формулу1. A composition comprising: (a) at least one lubricating oil containing one or more basic oils of lubricants of Group I, Group II, Group III, Group IV or synthetic base oils for lubricants with different viscosity properties; (b) at least one first antioxidant in an amount of from about 0.01 to about 10 wt.%, containing one or more spatially hindered phenolic compounds having the general formula
Figure 00000001
Figure 00000001
 или их изомеров или изомерных смесей, где R1 и R2 являются независимыми и представляют собой стирильные группы, представленные формулой (IA)or their isomers or isomeric mixtures, where R 1 and R 2 are independent and represent styryl groups represented by the formula (IA)
Figure 00000002
Figure 00000002
 где n представляет собой целое число от 0 до 5 и α-положение на стирильной группе является необязательно замещенным гидрокарбильной группой, имеющей от 1 примерно до 8 атомов углерода; и R3 представляет собой водород или гидрокарбильную группу; или выбрано из группы, включающей 2-альфа-метилбензил-4-метилфенол, 2-альфа-метилбензил-4-этилфенол, 2-альфа-метилбензил-4-изобутилфенол, 2-альфа-метилстирил-4-метилфенол, 2-альфа-метилстирил-4-этилфенол, 2-альфа-метилстирил-4-изобутилфенол, 2,2'-тиобис(6-альфа-метилбензил-4-метилфенол), 4,4'-тиобис(2,6-ди-альфа-метилбензил-4-метилфенол), 2,2'-тиобис(6-альфа-метилстирил-4-метилфенол), 4,4'-тиобис(2,6-ди-альфа-метилстирил-4-метилфенол), 2,2'-метиленбис(6-альфа-метилбензил-4-метилфенол) и 2,2'-метиленбис(6-альфа-метилстирил-4-метилфенол),where n is an integer from 0 to 5 and the α-position on the styryl group is an optionally substituted hydrocarbyl group having from 1 to about 8 carbon atoms; and R 3 represents hydrogen or a hydrocarbyl group; or selected from the group consisting of 2-alpha-methylbenzyl-4-methylphenol, 2-alpha-methylbenzyl-4-ethylphenol, 2-alpha-methylbenzyl-4-isobutylphenol, 2-alpha-methylstyryl-4-methylphenol, 2-alpha methylstyryl-4-ethylphenol, 2-alpha-methylstyryl-4-isobutylphenol, 2,2'-thiobis (6-alpha-methylbenzyl-4-methylphenol), 4,4'-thiobis (2,6-di-alpha-methylbenzyl -4-methylphenol), 2,2'-thiobis (6-alpha-methylstyryl-4-methylphenol), 4,4'-thiobis (2,6-di-alpha-methylstyryl-4-methylphenol), 2,2 ' methylenebis (6-alpha-methylbenzyl-4-methylphenol) and 2,2'-methylenebis (6-alpha-methylstyryl-4-methylphenol), и (c) необязательный второй антиоксидант, включающий один или несколько вторичных диариламинов, имеющих общую формулу (R4)a-Ar1-NH-AR2-(R5)b, где Ar1 и Ar2 являются независимыми и включают один или несколько ароматических углеводородов, и R4 и R5 являются независимыми и включают один или несколько атомов водорода или гидрокарбильных групп, и a и b представляют собой независимые и целые числа 0-3 при условии, что (a+b) не больше, чем 4.and (c) an optional second antioxidant comprising one or more secondary diarylamines having the general formula (R 4 ) a —Ar 1 —NH — AR 2 - (R 5 ) b , where Ar 1 and Ar 2 are independent and include one or several aromatic hydrocarbons, and R 4 and R 5 are independent and include one or more hydrogen atoms or hydrocarbyl groups, and a and b are independent and integers 0-3 provided that (a + b) is not more than 4 . 2. Композиция по п.1, дополнительно содержащая, по меньшей мере, одну дополнительную добавку, содержащую один или несколько дисперсантов, детергентов, ингибиторов коррозии, пассиваторов металлов, агентов против износа, противовспенивающих добавок, модификаторов трения, уплотнительных агентов, деэмульсификаторов, агентов, улучшающих индекс вязкости, и подавителей точки росы.2. The composition according to claim 1, additionally containing at least one additional additive containing one or more dispersants, detergents, corrosion inhibitors, metal passivators, anti-wear agents, anti-foaming additives, friction modifiers, sealing agents, demulsifiers, agents, viscosity index improvers and dew point suppressors. 3. Композиция по п.1, в которой смазочное вещество является пригодным для использования при высоких температурах и в окружающей среде, катализируемой железом.3. The composition according to claim 1, in which the lubricant is suitable for use at high temperatures and in an environment catalyzed by iron. 4. Композиция по п.3, в которой смазочное вещество представляет собой консистентную смазку.4. The composition according to claim 3, in which the lubricant is a grease. 5. Способ повышения окислительной стабильности смазочного масла, содержащего один или несколько основных масел смазочных веществ Группы I, Группы II, Группы III, Группы IV или синтетических основных масел для смазочных веществ с различными свойствами вязкости, включающий добавление к ним композиции, содержащей примерно от 0,01 примерно до 10 мас.% первого антиоксиданта и примерно от 0,01 примерно до 10 мас.% второго антиоксиданта, первый антиоксидант содержит одно или несколько затрудненных фенольных соединений, имеющих общую формулу5. A method of increasing the oxidative stability of a lubricating oil containing one or more basic oils of Group I, Group II, Group III, Group IV lubricants or synthetic base oils for lubricants with different viscosity properties, comprising adding to them a composition containing from about 0 01 to about 10 wt.% Of the first antioxidant and from about 0.01 to about 10 wt.% Of the second antioxidant, the first antioxidant contains one or more hindered phenolic compounds having the general formula
Figure 00000001
Figure 00000001
 или их изомеров или изомерных смесей, где R1 и R2 являются независимыми и представляют собой стирильные группы, представленные формулой (IA)or their isomers or isomeric mixtures, where R 1 and R 2 are independent and represent styryl groups represented by the formula (IA)
Figure 00000002
Figure 00000002
 где n представляет собой целое число от 0 до 5 и α-положение на стирильной группе является необязательно замещенным гидрокарбильной группой, имеющей от 1 примерно до 8 атомов углерода; и R3 представляет собой атом водорода или гидрокарбильную группу, и второй антиоксидант содержит один или несколько вторичных диариламинов, имеющих общую формулу (R4)a-Ar1-NH-AR2-(R5)b, где Ar1 и Ar2 являются независимыми и включают в себя один или несколько ароматических углеводородов, и R4 и R5 являются независимыми и включают в себя один или несколько атомов водорода или гидрокарбильных групп, и a и b представляют собой независимые и целые числа 0-3 при условии, что (a+b) не больше, чем 4.where n is an integer from 0 to 5 and the α-position on the styryl group is an optionally substituted hydrocarbyl group having from 1 to about 8 carbon atoms; and R 3 represents a hydrogen atom or a hydrocarbyl group, and the second antioxidant contains one or more secondary diarylamines having the general formula (R 4 ) a —Ar 1 —NH — AR 2 - (R 5 ) b , where Ar 1 and Ar 2 are independent and include one or more aromatic hydrocarbons, and R 4 and R 5 are independent and include one or more hydrogen atoms or hydrocarbyl groups, and a and b are independent and integers 0-3 provided that (a + b) no more than 4. 6. Способ по п.5, в котором отношение количества первого антиоксиданта к количеству второго антиоксиданта составляет от 1:99 до 99:1.6. The method according to claim 5, in which the ratio of the amount of the first antioxidant to the amount of the second antioxidant is from 1:99 to 99: 1. 7. Способ по п.5, дополнительно включающий один или несколько дисперсантов, детергентов, ингибиторов коррозии, пассиваторов металлов, агентов против износа, противовспенивающих добавок, модификаторов трения, уплотнительных агентов, деэмульсификаторов, агентов, улучшающих индекс вязкости, и подавителей точки росы.7. The method according to claim 5, further comprising one or more dispersants, detergents, corrosion inhibitors, metal passivators, anti-wear agents, anti-foaming agents, friction modifiers, sealing agents, demulsifiers, viscosity index improvers, and dew point suppressants. 8. Способ по п.5, в котором композиция содержит примерно 600 м.д. или менее фосфора. 8. The method according to claim 5, in which the composition contains approximately 600 ppm or less phosphorus.
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