ES2601401T3 - Oil for high temperatures - Google Patents

Oil for high temperatures Download PDF

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Publication number
ES2601401T3
ES2601401T3 ES12727785.3T ES12727785T ES2601401T3 ES 2601401 T3 ES2601401 T3 ES 2601401T3 ES 12727785 T ES12727785 T ES 12727785T ES 2601401 T3 ES2601401 T3 ES 2601401T3
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oil
polyisobutylene
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sec
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Thomas Kilthau
Karl EGERSDÖRFER
Martin Schmidt-Amelunxen
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Klueber Lubrication Muenchen GmbH and Co KG
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Klueber Lubrication Muenchen SE and Co KG
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M111/00—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential
    • C10M111/04—Lubrication compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups C10M101/00 - C10M109/00, each of these compounds being essential at least one of them being a macromolecular organic compound
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
    • C10M105/32—Esters
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
    • C10M143/06—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing butene
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • 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
    • C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • 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
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/026—Butene
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • 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
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/026—Butene
    • C10M2205/0265—Butene used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/283—Esters of polyhydroxy compounds
    • C10M2207/2835—Esters of polyhydroxy compounds used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/285—Esters of aromatic polycarboxylic acids
    • C10M2207/2855—Esters of aromatic polycarboxylic acids used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/06—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having phosphorus-to-carbon bonds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • 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
    • C10N2020/079—Liquid crystals
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/02—Pour-point; Viscosity index
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/08—Resistance to extreme temperature
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/74—Noack Volatility
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/38—Conveyors or chain belts

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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)
  • Fats And Perfumes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Aceite para altas temperaturas para la lubricación de cadenas, poleas para cadenas y cintas de prensas continuas, que comprende de un 40 a un 91,9% en peso de un éster aromático de fórmula general (I)**Fórmula** en donde R1 es un grupo alquilo lineal o ramificado con 6 a 16 átomos de carbono y n es un entero de 3 a 4, o bien de un 40 a un 91,9% en peso de un compuesto de fórmula general (2)**Fórmula** en donde R es un grupo alquilo lineal o ramificado con una longitud de cadena de 8 a 16 átomos de carbono y de un 5 a un 50% en peso de un poliisobutileno hidratado, de un poliisobutileno plenamente hidratado o de una mezcla hecha a base de un poliisobutileno plenamente hidratado y un poliisobutileno hidratado.High temperature oil for lubrication of chains, chain pulleys and continuous press tapes, comprising 40 to 91.9% by weight of an aromatic ester of general formula (I) ** Formula ** where R1 is a linear or branched alkyl group with 6 to 16 carbon atoms and n is an integer from 3 to 4, or from 40 to 91.9% by weight of a compound of general formula (2) ** Formula ** where R is a linear or branched alkyl group with a chain length of 8 to 16 carbon atoms and 5 to 50% by weight of a hydrated polyisobutylene, a fully hydrated polyisobutylene or a mixture made from a fully hydrated polyisobutylene and a hydrated polyisobutylene.

Description

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EP 2714872 EP 2714872

Tabla 6 Table 6

Prueba SRV con carga puntual de 250 N SRV test with 250 N point load
Coeficiente de rozamiento Ejemplo 2 Coeficiente de rozamiento Ejemplo Comparativo 2 Friction coefficient Example 2 Coefficient of friction Comparative Example 2

desde 50 hasta 120ºC from 50 to 120ºC
0,097 0,105 0.097 0.105

hasta 140ºC up to 140ºC
0,093 0,112 0.093 0,112

hasta 160ºC up to 160ºC
0,122 0,129 0.122 0.129

hasta 180ºC up to 180 ° C
0,133 0,136 0.133 0.136

hasta 200ºC up to 200 ° C
0,138 0,143 0.138 0.143

hasta 210ºC up to 210 ° C
0,139 0,157 0.139 0.157

hasta 220ºC up to 220ºC
0,136 0,175 0.136 0.175

hasta 230ºC up to 230 ° C
0,138 0,186 0.138 0.186

hasta 240ºC up to 240ºC
0,136 0,196 0.136 0.196

hasta 250ºC up to 250 ° C
0,136 0,205 0.136 0.205

[0051] Estos resultados, que también están representados en la Figura 4, demuestran la acción positiva del aceite para altas temperaturas hecho a base de dos componentes en el coeficiente de rozamiento en comparación con el sistema de tres componentes. [0051] These results, which are also represented in Figure 4, demonstrate the positive action of high temperature oil based on two components in the coefficient of friction compared to the three component system.

5 5

2.3. Comportamiento de los residuos tras la completa evaporación del aceite a 250ºC 2.3. Behavior of the waste after the complete evaporation of the oil at 250ºC

[0052] Se analizaron la formación de residuos y el comportamiento de los residuos con respecto a la solubilidad. El procedimiento está descrito en el Ejemplo 1. [0052] The formation of residues and the behavior of the residues with respect to solubility were analyzed. The procedure is described in Example 1.

10 [0053] Tanto el aceite para altas temperaturas según la invención como el aceite conocido presentaron un residuo de un 3,0%, y el residuo formado del aceite para altas temperaturas según la invención era muy susceptible de ser disuelto, lo cual significa que estos residuos son fáciles de disolver con aceite sin usar. Contrariamente a ello, el residuo del aceite conocido es bastante más difícil de disolver de nuevo con aceite sin usar. [0053] Both the high temperature oil according to the invention and the known oil had a 3.0% residue, and the residue formed from the high temperature oil according to the invention was very susceptible to being dissolved, which means that These residues are easy to dissolve with unused oil. Contrary to this, the known oil residue is much more difficult to dissolve again with unused oil.

15 fifteen

2.4. Banco de pruebas de cadenas de potencia 2.4. Power Chain Test Bench

[0054] El ensayo en el banco de pruebas de cadenas de potencia se realizó a 220ºC, a una velocidad de 2,0 m/seg. y con una carga de 2600 N. El tiempo de funcionamiento tras el cual se ha producido un alargamiento de la cadena de un 20 0,1% es para el Ejemplo 2 de 19 h, y el del Ejemplo Comparativo 2 es de 17 h. La prueba se realizó como se ha descrito en el Ejemplo 1. [0054] The test in the power chain test bench was performed at 220 ° C, at a speed of 2.0 m / sec. and with a load of 2600 N. The operating time after which a chain elongation of 20 0.1% has occurred is for Example 2 of 19 h, and that of Comparative Example 2 is 17 h. The test was performed as described in Example 1.

Ejemplo 3 Example 3

25 [0055] Composición del aceite para altas temperaturas según la invención: un 45,4% en peso de éster aromático de ácido trimelítico un 48,00% en peso de poliisobutileno plenamente hidratado un 2,5% en peso de agente de protección contra el desgaste un 3,0% en peso de agente antioxidante Composition of the oil for high temperatures according to the invention: 45.4% by weight of aromatic ester of trimellitic acid 48.00% by weight of fully hydrated polyisobutylene 2.5% by weight of protective agent against wear 3.0% by weight of antioxidant agent

30 un 0,1% en peso de agente de protección contra la corrosión 30 0.1% by weight of corrosion protection agent

[0056] La fabricación se hizo como se ha descrito en el Ejemplo 1. [0056] Manufacturing was done as described in Example 1.

Ejemplo Comparativo 3Comparative Example 3

35 [0057] Composición del aceite para altas temperaturas de tres componentes: un 47,0% en peso de éster aromático de ácido trimelítico un 17,4% en peso de poliisobutileno un 29,0% en peso de hidrocarburo sintético [0057] Composition of the oil for high temperatures of three components: 47.0% by weight of aromatic ester of trimellitic acid 17.4% by weight of polyisobutylene 29.0% by weight of synthetic hydrocarbon

40 un 3,5% en peso de agente de protección contra el desgaste un 3,0% en peso de agente antioxidante un 0,10% en peso de agente de protección contra la corrosión 40 3.5% by weight of wear protection agent 3.0% by weight of antioxidant agent 0.10% by weight of corrosion protection agent

[0058] La fabricación se hizo como se ha descrito en el Ejemplo Comparativo 1. 45 [0059] A continuación se indican las ventajas del aceite para altas temperaturas según la invención. [0058] Manufacturing was done as described in Comparative Example 1. [0059] The advantages of high temperature oil according to the invention are indicated below.

[0060] Están indicados en la Tabla 7 los datos básicos del aceite según el Ejemplo 3 y del Ejemplo Comparativo 3. [0060] The basic oil data according to Example 3 and Comparative Example 3 are indicated in Table 7.

8 8

EP 2714872 EP 2714872

Tabla 7 Table 7

Viscosidad a 40ºC 680 mm2/seg. Viscosity at 40ºC 680 mm2 / sec.
Ejemplo 3 Ejemplo Comparativo 3 Example 3 Comparative Example 3

Aspecto Appearance
transparente transparente transparent transparent

Viscosidad cinemática a 40ºC Kinematic viscosity at 40 ° C
690 mm2/seg. 690 mm2/seg. 690 mm2 / sec. 690 mm2 / sec.

Viscosidad cinemática a 100ºC Kinematic viscosity at 100ºC
24 mm2/seg. 47 mm2/seg. 24 mm2 / sec 47 mm2 / sec

Punto de inflamación Flashpoint
>250ºC >250ºC > 250ºC > 250ºC

Punto de fluidez Pour point
-30ºC -30ºC -30ºC -30ºC
3.1. Pruebas de resistencia térmica 3.1. Thermal resistance tests

[0061] Se realizaron en una cápsula de aluminio a 230ºC pruebas para determinar la evaporación y la viscosidad bajo solicitación térmica de una pesada de 5 g. Para ello se compararon entre sí los aceites según el Ejemplo 3 y el Ejemplo Comparativo 3. [0061] Tests were carried out in an aluminum capsule at 230 ° C to determine evaporation and viscosity on thermal request of a weighing of 5 g. For this, the oils were compared with each other according to Example 3 and Comparative Example 3.

Tabla 8 Table 8

Ejemplo 3 Example 3
Ejemplo Comparativo 3 Comparative Example 3

Pérdida por evaporación tras 24 h/230ºC Evaporation loss after 24 h / 230 ° C
18% 20% 18% twenty%

Pérdida por evaporación tras 48 h/230ºC Evaporation loss after 48 h / 230 ° C
28% 38% 28% 38%

Pérdida por evaporación tras 72 h/230ºC Evaporation loss after 72 h / 230 ° C
37% 53% 37% 53%

Aumento de la viscosidad dinámica aparente tras 24 h/230ºC Increase in apparent dynamic viscosity after 24 h / 230 ° C
3400 mPas 2800 mPas 3400 mPas 2800 mPas

Aumento de la viscosidad dinámica aparente tras 48 h/230ºC Increase in apparent dynamic viscosity after 48 h / 230 ° C
6000 mPas 13250 mPas 6000 mPas 13250 mPas

Aumento de la viscosidad dinámica aparente tras 72 h/230ºC Increase in apparent dynamic viscosity after 72 h / 230 ° C
12700 mPas 47000 mPas 12700 mPas 47000 mPas

[0062] Los resultados anteriormente indicados demuestran que mediante el uso de poliisobutileno plenamente hidratado en un aceite para altas temperaturas de dos componentes pueden reducirse el aumento de la viscosidad y el aumento [0062] The results indicated above demonstrate that by using fully hydrated polyisobutylene in a two-component high temperature oil, the increase in viscosity and increase can be reduced.

10 de la pérdida por evaporación en comparación con el aceite de tres componentes conocido. Estos resultados están también representados gráficamente en las Figuras 8 y 9. 10 of the evaporation loss compared to the known three component oil. These results are also plotted in Figures 8 and 9.

3.2. Comparación de los coeficientes de rozamiento 3.2. Comparison of friction coefficients

15 [0063] Se usaron para la determinación de los coeficientes de rozamiento los aceites fabricados en el Ejemplo 3 y en el Ejemplo Comparativo 3. Para ello se realizó una prueba de desgaste por fricción oscilante (SRV) según la norma DIN 51834, siendo las condiciones de ensayo las siguientes: bola/disco, carga de 250 N, de 50ºC a 250ºC, carrera de 1 mm, 50 Hz, 165 min. Los resultados están indicados en la Tabla 9. Tabla 9 [0063] The oils manufactured in Example 3 and Comparative Example 3 were used for the determination of the friction coefficients. For this purpose, an oscillating friction wear test (SRV) according to DIN 51834 was carried out, being the test conditions as follows: ball / disc, 250 N load, 50ºC to 250ºC, 1 mm stroke, 50 Hz, 165 min. The results are indicated in Table 9. Table 9

Prueba SRV con carga puntual de 250 N SRV test with 250 N point load
Coeficiente de rozamiento Ejemplo 3 Coeficiente de rozamiento Ejemplo Comparativo 3 Coefficient of friction Example 3 Coefficient of friction Comparative Example 3

desde 50 hasta 120ºC from 50 to 120ºC
0,119 0,118 0.119 0.118

hasta 140ºC up to 140ºC
0,116 0,115 0.116 0.115

hasta 160ºC up to 160ºC
0,119 0,114 0.119 0.114

hasta 180ºC up to 180 ° C
0,115 0,110 0.115 0,110

hasta 200ºC up to 200 ° C
0,105 0,108 0.105 0.108

hasta 210ºC up to 210 ° C
0,098 0,105 0.098 0.105

hasta 220ºC up to 220ºC
0,096 0,102 0.096 0.102

hasta 230ºC up to 230 ° C
0,099 0,102 0.099 0.102

hasta 240ºC up to 240ºC
0,112 0,089 0,112 0.089

hasta 250ºC up to 250 ° C
0,126 0,086 0.126 0.086

20 [0064] Estos resultados, que también están representados en la Figura 7, demuestran la acción positiva del aceite para altas temperaturas hecho a base de dos componentes en el coeficiente de rozamiento en comparación con el sistema de tres componentes. [0064] These results, which are also represented in Figure 7, demonstrate the positive action of high temperature oil based on two components in the coefficient of friction compared to the three component system.

3.3. Comportamiento de los residuos tras la completa evaporación del aceite a 250ºC 3.3. Behavior of the waste after the complete evaporation of the oil at 250ºC

25 [0065] Se analizaron la formación de residuos y el comportamiento de los residuos con respecto a la solubilidad. El ensayo fue realizado como se describe en el Ejemplo 1. [0065] The formation of residues and the behavior of the residues with respect to solubility were analyzed. The test was performed as described in Example 1.

[0066] Los resultados demuestran que el aceite para altas temperaturas según la invención con un 4,8% forma menos [0066] The results show that the oil for high temperatures according to the invention with 4.8% forms less

30 residuos que el aceite conocido, que presenta un residuo de un 11,8%. El residuo formado del aceite para altas temperaturas según la invención es muy soluble, lo cual significa que estos residuos son fáciles de disolver con aceite sin usar. Contrariamente a ello, el residuo del aceite conocido es bastante más difícil de disolver de nuevo con aceite no usado. 30 residues than the known oil, which has a residue of 11.8%. The residue formed from the oil for high temperatures according to the invention is very soluble, which means that these residues are easy to dissolve with unused oil. Contrary to this, the known oil residue is much more difficult to dissolve again with unused oil.

35 3.4. Banco de pruebas de cadenas de potencia 35 3.4. Power Chain Test Bench

9 EP 2714872 9 EP 2714872

[0067] El ensayo en el banco de pruebas de cadenas de potencia fue realizado a 220ºC, a una velocidad de 2,0 m/seg. y con una carga de 2600 N. El tiempo de funcionamiento tras el cual se ha producido un alargamiento de la cadena de un 0,1% fue para el Ejemplo 3 de 17 h y para el Ejemplo Comparativo 3 de 15 h. La prueba fue realizada como se ha [0067] The test in the power chain test bench was performed at 220 ° C, at a speed of 2.0 m / sec. and with a load of 2600 N. The operating time after which a chain elongation of 0.1% has occurred was for Example 3 of 17 h and for Comparative Example 3 of 15 h. The test was performed as it has been

5 descrito en el Ejemplo 1. 5 described in Example 1.

Ejemplo 4 Example 4

[0068] Composición del aceite para altas temperaturas según la invención: [0068] Composition of the oil for high temperatures according to the invention:

10 un 62,90% en peso de éster aromático de ácido trimelítico un 30,00% en peso de poliisobutileno plenamente hidratado un 3,5% en peso de agente de protección contra el desgaste un 3,0% en peso de agente antioxidante un 0,1% en peso de agente de protección contra la corrosión 10 62.90% by weight of aromatic ester of trimellitic acid 30.00% by weight of fully hydrated polyisobutylene 3.5% by weight of wear protection agent 3.0% by weight of antioxidant agent a 0.1% by weight of corrosion protection agent

15 un 0,50% en peso de líquido iónico 15 0.50% by weight of ionic liquid

[0069] La fabricación se hizo como se ha descrito en el Ejemplo 1. Como líquido iónico se usó HDP Imida (= trihexil(tetradei-fosfonio bis (trifluorometil-sulfonil)imida). [0069] Manufacturing was done as described in Example 1. HDP Imide (= trihexyl (tetradei-phosphonium bis (trifluoromethyl-sulfonyl) imide) was used as an ionic liquid.

20 Ejemplo Comparativo 4 (corresponde al Ejemplo 1) 20 Comparative Example 4 (corresponds to Example 1)

[0070] Composición del aceite para altas temperaturas según la invención un 63,40% en peso de éster aromático de ácido trimelítico un 30,00% en peso de poliisobutileno plenamente hidratado [0070] Composition of the oil for high temperatures according to the invention 63.40% by weight of aromatic ester of trimellitic acid 30.00% by weight of fully hydrated polyisobutylene

25 un 3,5% en peso de agente de protección contra el desgaste un 3,0% en peso de agente antioxidante un 0,1% en peso de agente de protección contra la corrosión 25 3.5% by weight of wear protection agent 3.0% by weight of antioxidant agent 0.1% by weight of corrosion protection agent

[0071] La fabricación se hizo como se ha descrito en el Ejemplo 1. 30 [0072] Están indicados en la Tabla 10 los datos básicos del aceite según el Ejemplo 4 y del Ejemplo Comparativo 4. Tabla 10 [0071] The manufacturing was done as described in Example 1. 30 [0072] The basic data of the oil according to Example 4 and Comparative Example 4 are indicated in Table 10. Table 10

Viscosidad a 40ºC 200 mm2/seg. Viscosity at 40ºC 200 mm2 / sec.
Ejemplo 4 Ejemplo Comparativo 4 (corresponde al Ej. 1) Example 4 Comparative Example 4 (corresponds to Ex. 1)

Aspecto Appearance
transparente transparente transparent transparent

Viscosidad cinemática a 40ºC Kinematic viscosity at 40 ° C
270,0 mm2/seg. 271,0 mm2/seg. 270.0 mm2 / sec. 271.0 mm2 / sec.

Viscosidad cinemática a 100ºC Kinematic viscosity at 100ºC
24 mm2/seg. 25 mm2/seg. 24 mm2 / sec 25 mm2 / sec

Punto de inflamación Flashpoint
>250ºC >250ºC > 250ºC > 250ºC

Punto de fluidez Pour point
-30ºC -30ºC -30ºC -30ºC
4.1. Pruebas de resistencia térmica 4.1. Thermal resistance tests

35 [0073] Se realizaron pruebas para la determinación de la evaporación y de la viscosidad bajo solicitación térmica de una pesada de 5 g en una cápsula de aluminio cerrada a 250ºC. La pérdida por evaporación tras 72 h/250ºC fue de un 19%. El aumento de la viscosidad dinámica aparente en mPas tras 72 h/250ºC fue de 2300 mPas. Tabla 11 [0073] Tests were carried out for the determination of evaporation and viscosity under thermal solicitation of a weighing of 5 g in an aluminum capsule closed at 250 ° C. The evaporation loss after 72 h / 250 ° C was 19%. The increase in apparent dynamic viscosity in mPas after 72 h / 250 ° C was 2300 mPas. Table 11

Ejemplo 4 Example 4
Ejemplo Comparativo 4, que corresponde al Ejemplo 1 Comparative Example 4, which corresponds to Example 1

Pérdida por evaporación tras 72 h/250ºC Evaporation loss after 72 h / 250 ° C
19% 46% 19% 46%

Aumento de la viscosidad dinámica aparente tras 72 h/230ºC Increase in apparent dynamic viscosity after 72 h / 230 ° C
2300 mPas 27000 mPas 2300 mPas 27000 mPas

[0074] Los resultados arriba indicados demuestran que mediante el uso de HDP-imida puede ser de nuevo 40 significativamente mejorada la estabilidad térmica de un sistema de dos componentes. Estos resultados están también representados gráficamente en las Figuras 10 y 11. [0074] The results indicated above demonstrate that by using HDP-imide, the thermal stability of a two-component system can be significantly improved again. These results are also plotted in Figures 10 and 11.

Ejemplo 5 Example 5

45 [0075] Composición del aceite para altas temperaturas según la invención un 63,5% de éster de ácido tridecílico-floroglucina un 30,0% de poliisobutileno plenamente hidratado un 3,5% de agente de protección contra el desgaste un 3,0% de agente antioxidante [0075] Composition of the oil for high temperatures according to the invention 63.5% of tridecyl-floroglucinic acid ester 30.0% of fully hydrated polyisobutylene 3.5% of wear protection agent 3.0 % of antioxidant agent

50 un 0,1% de agente de protección contra la corrosión 50 0.1% corrosion protection agent

[0076] La fabricación se hizo como se ha descrito en el Ejemplo 1. [0076] Manufacturing was done as described in Example 1.

10 10

imagen7image7

Claims (1)

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