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RU2019116232A - LUBRICANT COMPOSITION WITH IMPROVED VISCOSITY CHARACTERISTICS AT LOW WORKING TEMPERATURE - Google Patents

LUBRICANT COMPOSITION WITH IMPROVED VISCOSITY CHARACTERISTICS AT LOW WORKING TEMPERATURE Download PDF

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RU2019116232A
RU2019116232A RU2019116232A RU2019116232A RU2019116232A RU 2019116232 A RU2019116232 A RU 2019116232A RU 2019116232 A RU2019116232 A RU 2019116232A RU 2019116232 A RU2019116232 A RU 2019116232A RU 2019116232 A RU2019116232 A RU 2019116232A
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lubricating composition
kinematic viscosity
accordance
determined
base oil
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RU2019116232A
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RU2747727C2 (en
RU2019116232A3 (en
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Ронни СОНДЖАЯ
Франк-Олаф МЕЛИНГ
Михаэль АЛИБЕРТ
Дженнифер ХОЛЬТЦИНГЕР
Штефан Карл МАЙЕР
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Эвоник Оперейшнс Гмбх
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    • C—CHEMISTRY; METALLURGY
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    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02—Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
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    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C10M107/22—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M107/28—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
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    • C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/10—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing aromatic monomer, e.g. styrene
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    • C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
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    • C10M145/18—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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    • C10M145/26—Polyoxyalkylenes
    • C10M145/32—Polyoxyalkylenes of alkylene oxides containing 4 or more carbon atoms
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    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
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    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • C10M169/041—Mixtures of base-materials and additives the additives being macromolecular compounds only
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    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
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    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
    • C10M2205/0285—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms used as base material
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    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
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    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
    • C10M2205/043—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene used as base material
    • C—CHEMISTRY; METALLURGY
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    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • C—CHEMISTRY; METALLURGY
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    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
    • C10M2209/0845—Acrylate; Methacrylate used as base material
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    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C10N2020/02—Viscosity; Viscosity index
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    • C10N2020/04—Molecular weight; Molecular weight distribution
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    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
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    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
  • Graft Or Block Polymers (AREA)
  • Macromonomer-Based Addition Polymer (AREA)

Claims (38)

1. Смазывающая композиция, содержащая:1. Lubricating composition containing: (A) от 20 до 90 мас. % синтетического базового масла и(A) 20 to 90 wt. % synthetic base oil and (B) от 10 до 80 мас. % гребенчатого полимера, содержащего следующие мономеры:(B) 10 to 80 wt. % comb polymer containing the following monomers: (a) от 20 до 35 мас. % эфиров (мет)акриловой кислоты с гидроксилированным гидрированным полибутадиеном; и(a) 20 to 35 wt. % esters of (meth) acrylic acid with hydroxylated hydrogenated polybutadiene; and (b) от 0,2 до 15 мас. % стирола,(b) 0.2 to 15 wt. % styrene, (c) от 0,2 до 20 мас. % алкилметакрилатов, содержащих в алкильной цепи от 12 до 15 атомов углерода, и,(c) 0.2 to 20 wt. % of alkyl methacrylates containing in the alkyl chain from 12 to 15 carbon atoms, and, (d) от 50 до 70 мас. % алкил(мет)акрилатов, содержащих в алкильной цепи от 1 до 4 атомов углерода,(d) 50 to 70 wt. % alkyl (meth) acrylates containing from 1 to 4 carbon atoms in the alkyl chain, в пересчете на полную массу гребенчатого полимера.based on the total weight of the comb polymer. 2. Смазывающая композиция по п. 1, где смазывающая композиция отличается отношением кинематической вязкости смазывающей композиции при -20°С (КВ-20) к кинематической вязкости при +20°С (КВ+20), КВ-20/КВ+20, равным 8 или менее, где кинематические вязкости определяют в соответствии со стандартом ASTM D445.2. The lubricating composition according to claim 1, where the lubricating composition differs in the ratio of the kinematic viscosity of the lubricating composition at -20 ° C (KB -20 ) to the kinematic viscosity at + 20 ° C (KB +20 ), KB -20 / KB +20 , equal to 8 or less, where kinematic viscosities are determined in accordance with ASTM D445. 3. Смазывающая композиция по п. 1 или 2, в которой синтетическим базовым маслом (А) является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 20 мм2/с.3. A lubricating composition according to claim 1 or 2, in which the synthetic base oil (A) is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, equal to 1 to 20 mm 2 / from. 4. Смазывающая композиция по п. 1 или 2, в которой синтетическим базовым маслом (А) является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 10 мм2/с.4. Lubricating composition according to claim 1 or 2, in which the synthetic base oil (A) is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, equal to 1 to 10 mm 2 / from. 5. Смазывающая композиция по п. 1 или 2, в которой синтетическим базовым маслом (А) является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 5 мм2/с.5. Lubricating composition according to claim 1 or 2, in which the synthetic base oil (A) is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, equal to 1 to 5 mm 2 / from. 6. Смазывающая композиция по п. 1 или 2, в которой синтетическим базовым маслом (А) является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 2 до 3 мм2/с.6. A lubricating composition according to claim 1 or 2, in which the synthetic base oil (A) is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, equal to 2 to 3 mm 2 / from. 7. Смазывающая композиция по любому из предыдущих пунктов, отличающаяся тем, что она содержит от 30 до 80 мас. % синтетического базового масла (А) и от 20 до 70 мас. % гребенчатого полимера (В) в пересчете на полную массу смазывающей композиции.7. Lubricating composition according to any of the previous paragraphs, characterized in that it contains from 30 to 80 wt. % synthetic base oil (A) and 20 to 70 wt. % comb polymer (B) based on the total weight of the lubricating composition. 8. Смазывающая композиция по любому из предыдущих пунктов, в которой гидроксилированный гидрированный полибутадиен, содержащийся в компоненте (а), обладает среднечисловой молярной массой Mn, определенной в соответствии со стандартом DIN 55672-1, равной от 4000 до 5000 г/моль.8. A lubricating composition according to any one of the preceding claims, wherein the hydroxylated hydrogenated polybutadiene contained in component (a) has a number average molar mass M n , determined in accordance with DIN 55672-1, of 4000 to 5000 g / mol. 9. Смазывающая композиция по любому из предыдущих пунктов, в которой гребенчатый полимер (В) содержит:9. A lubricating composition according to any one of the preceding claims, wherein the comb polymer (B) comprises: (a) от 25 до 30 мас. % эфиров (мет)акриловой кислоты с гидроксилированный гидрированным полибутадиеном,(a) 25 to 30 wt. % esters of (meth) acrylic acid with hydroxylated hydrogenated polybutadiene, (b) от 0,2 до 15 мас. % стирола,(b) 0.2 to 15 wt. % styrene, (c) от 0,2 до 15 мас. % алкилметакрилатов, содержащих в алкильной цепи от 12 до 14 атомов углерода,(c) 0.2 to 15 wt. % of alkyl methacrylates containing from 12 to 14 carbon atoms in the alkyl chain, (d) от 50 до 65 мас. % бутилметакрилата, и(d) 50 to 65 wt. % butyl methacrylate, and (e) от 0,1 до 0,2 мас. % метилметакрилата,(e) 0.1 to 0.2 wt. % methyl methacrylate, в пересчете на полную массу гребенчатого полимера.based on the total weight of the comb polymer. 10. Применение гребенчатого полимера, содержащего:10. Application of a comb polymer containing: (a) от 20 до 35 мас. % эфиров (мет)акриловой кислоты с гидроксилированный гидрированным полибутадиеном,(a) 20 to 35 wt. % esters of (meth) acrylic acid with hydroxylated hydrogenated polybutadiene, (b) от 0,2 до 15 мас. % стирола,(b) 0.2 to 15 wt. % styrene, (c) от 0,2 до 20 мас. % алкилметакрилатов, содержащих в алкильной цепи от 12 до 15 атомов углерода,(c) 0.2 to 20 wt. % of alkyl methacrylates containing from 12 to 15 carbon atoms in the alkyl chain, (d) от 50 до 65 мас. % алкил(мет)акрилатов, содержащих в алкильной цепи от 1 до 4 атомов углерода,(d) 50 to 65 wt. % alkyl (meth) acrylates containing from 1 to 4 carbon atoms in the alkyl chain, в пересчете на полную массу гребенчатого полимера, в качестве присадки для базового масла, для получения смазывающей композиции, обладающей показателем R, меньшим или равным 8, где показатель R определен, как отношение кинематической вязкости смазывающей композиции при -20°С к кинематической вязкости при +20°С, вязкости определены в соответствии со стандартом ASTM D445.in terms of the total mass of the comb polymer, as an additive for the base oil, to obtain a lubricating composition having an R index less than or equal to 8, where the R index is defined as the ratio of the kinematic viscosity of the lubricating composition at -20 ° C to the kinematic viscosity at + 20 ° C, viscosities were determined in accordance with ASTM D445. 11. Применение по п. 10, в котором базовым маслом является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 20 мм2/с.11. Use according to claim 10, wherein the base oil is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, of 1 to 20 mm 2 / s. 12. Применение по п. 10, в котором базовым маслом является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 10 мм2/с.12. Use according to claim 10, wherein the base oil is a poly-alpha-olefin having a kinematic viscosity at 100 ° C, determined in accordance with ASTM D445, of 1 to 10 mm 2 / s. 13. Применение по п. 10, в котором базовым маслом является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 1 до 5 мм2/с.13. Use according to claim 10, wherein the base oil is a poly-alpha-olefin having a kinematic viscosity at 100 ° C. determined in accordance with ASTM D445 of 1 to 5 mm 2 / s. 14. Применение по п. 10, в котором базовым маслом является поли-альфа-олефин, обладающий кинематической вязкостью при 100°С, определенной в соответствии со стандартом ASTM D445, равной от 2 до 3 мм2/с.14. Use according to claim 10, wherein the base oil is a poly-alpha-olefin having a kinematic viscosity at 100 ° C determined in accordance with ASTM D445 of 2 to 3 mm 2 / s. 15. Применение по пп. 10-14, отличающееся тем, что смазывающая композиция обладает показателем R, равным от 1 до 8.15. Application according to PP. 10-14, characterized in that the lubricating composition has an R value of 1 to 8. 16. Применение по пп. 10-15, отличающееся тем, что гребенчатый полимер (В) содержит:16. Application according to PP. 10-15, characterized in that the comb polymer (B) contains: (a) от 25 до 30 мас. % эфиров (мет)акриловой кислоты с гидроксилированным гидрированным полибутадиеном,(a) 25 to 30 wt. % esters of (meth) acrylic acid with hydroxylated hydrogenated polybutadiene, (b) от 0,2 до 15 мас. % стирола,(b) 0.2 to 15 wt. % styrene, (c) от 0,2 до 15 мас. % алкилметакрилатов, содержащих в алкильной цепи от 12 до 14 атомов углерода,(c) 0.2 to 15 wt. % of alkyl methacrylates containing from 12 to 14 carbon atoms in the alkyl chain, d) от 50 до 65 мас. % бутилметакрилата, и (е) от 0,1 до 0,2 мас. % метилметакрилата, в пересчете на полную массу гребенчатого полимера.d) from 50 to 65 wt. % butyl methacrylate, and (e) from 0.1 to 0.2 wt. % methyl methacrylate, based on the total weight of the comb polymer.
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