WO2015089781A1 - Améliorant d'indice de viscosité pour huile pour moteur à combustion - Google Patents

Améliorant d'indice de viscosité pour huile pour moteur à combustion Download PDF

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Publication number
WO2015089781A1
WO2015089781A1 PCT/CN2013/089944 CN2013089944W WO2015089781A1 WO 2015089781 A1 WO2015089781 A1 WO 2015089781A1 CN 2013089944 W CN2013089944 W CN 2013089944W WO 2015089781 A1 WO2015089781 A1 WO 2015089781A1
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WO
WIPO (PCT)
Prior art keywords
parts
viscosity index
index improver
internal combustion
combustion engine
Prior art date
Application number
PCT/CN2013/089944
Other languages
English (en)
Chinese (zh)
Inventor
龚金凤
Original Assignee
龚金凤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 龚金凤 filed Critical 龚金凤
Priority to PCT/CN2013/089944 priority Critical patent/WO2015089781A1/fr
Publication of WO2015089781A1 publication Critical patent/WO2015089781A1/fr

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Classifications

    • 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
    • C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
    • 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
    • C10M2205/024—Propene
    • 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
    • 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
    • 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
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/28—Amides; Imides
    • 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
    • C10N2030/68—Shear stability
    • 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
    • C10N2040/25—Internal-combustion engines

Definitions

  • This invention relates to automotive lubricating oil compositions.
  • an internal combustion engine oil viscosity index improver is provided.
  • a first object of the present invention is to provide an internal combustion engine oil viscosity index improver which has good thickening ability and good shear stability.
  • Another object of the present invention is to provide an internal combustion engine oil viscosity index improver which is easy to produce and which can effectively reduce the manufacturing cost, thereby providing the consumer with an inexpensive and stable product.
  • An internal combustion engine oil viscosity index improver in weight ratio (all amounts appearing below, in weight ratio), the lubricating oil viscosity index improver being made of at least the following components:
  • Ethylene-propylene copolymer 20-50 parts; 5-10 parts of polyisobutylene bisbutylimide, 1-5 parts of polymethacrylate, 5-8 parts of detergent, 50-100 parts of base oil. Further, the ethylene-propylene copolymer is mixed with a styrene or hydrogenated styrene/conjugated diene polymer.
  • the ethylene-propylene copolymer is preferably used in an amount of from 20 to 30 parts.
  • the polyisobutylene bisbutylimide is preferably used in an amount of from 5 to 8 parts.
  • the detergent is a mixture of sulfurized calcium alkylphenol and calcium alkylsalicylate, and the weight ratio of sulfurized calcium alkylphenol to calcium alkylsalicylate is 1:1.
  • the base oil may be a mineral oil, a synthetic oil or any mixture of two or more selected from them.
  • the invention utilizes the thickening ability of the ethylene-propylene copolymer, and skillfully blends the polyisobutylene dibutyrimide and the polymethacrylate to effectively improve the thickening ability, shear stability and low temperature viscosity of the viscosity index improver. At the same time, the dosage of the lubricant viscosity index improver can be greatly reduced, and the cost can be reduced.
  • the present invention is superior in engine oils and can be used to produce API, ACEA and OEM latest specifications, as well as high viscosity index hydraulic oils and certain gear oils. detailed description
  • weight percentages below have different points in different embodiments, but these points together constitute a range of coverage, and the points within the scope of the present invention are within the protection scope of the present invention.
  • the following components are selected in terms of weight percent: 20 parts of ethylene-propylene copolymer; 5 parts of polyisobutylene bisbutylimide, 1 part of polymethacrylate, 5 parts of detergent; first cut ethylene-propylene copolymer into The small pieces are then added to the base oil while warming up and mechanically or pneumatically agitated. When the temperature is raised to 70-400 °C, the mixture is stirred at a constant temperature until it is thoroughly mixed.
  • a mixture of calcium sulphate calcium sulphate and calcium alkyl salicylate is used, wherein the weight ratio of the calcium sulphate calcium sulphate to the calcium alkylsalicylate is 1:1.
  • the following components are selected in weight percent: 50 parts of ethylene-propylene copolymer; polyisobutylene bisbutyryl 10 parts of imine, 5 parts of polymethacrylate and 8 parts of detergent; first cut the ethylene-propylene copolymer into small pieces, then add to the base oil, simultaneously heat up and mechanically or pneumatically stir, when the temperature rises to 70 Stir at -400 °C until fully mixed.
  • a mixture of calcium sulphate calcium sulphate and calcium alkyl salicylate is used, wherein the weight ratio of the calcium sulphate calcium sulphate to the calcium alkylsalicylate is 1:1.
  • the following components are selected in terms of weight percent: 20 parts of ethylene-propylene copolymer; 5 parts of polyisobutylene bisbutylimide, 2 parts of polymethacrylate, 6 parts of detergent; first cut ethylene-propylene copolymer into The small pieces are then added to the base oil while warming up and mechanically or pneumatically agitated. When the temperature is raised to 70-400 °C, the mixture is stirred at a constant temperature until it is thoroughly mixed.
  • a mixture of calcium sulphate calcium sulphate and calcium alkyl salicylate is used, wherein the weight ratio of the calcium sulphate calcium sulphate to the calcium alkylsalicylate is 1:1.
  • the following components are selected in terms of weight percent: 30 parts of ethylene-propylene copolymer; 4 parts of polyisobutylene bisbutylimide, 4 parts of polymethacrylate, 6 parts of detergent; first cut ethylene-propylene copolymer into The small pieces are then added to the base oil while warming up and mechanically or pneumatically agitated. When the temperature is raised to 70-400 °C, the mixture is stirred at a constant temperature until it is thoroughly mixed.
  • a mixture of calcium sulphate calcium sulphate and calcium alkyl salicylate is used, wherein the weight ratio of the calcium sulphate calcium sulphate to the calcium alkylsalicylate is 1:1.
  • the following components are selected in terms of weight percent: 30 parts of ethylene-propylene copolymer; 3 parts of polyisobutylene bisbutylimide, 3 parts of polymethacrylate, 7 parts of detergent; first cut ethylene-propylene copolymer into The small pieces are then added to the base oil while warming up and mechanically or pneumatically agitated. When the temperature is raised to 70-400 °C, the mixture is stirred at a constant temperature until it is thoroughly mixed.
  • a mixture of calcium sulphate calcium sulphate and calcium alkyl salicylate is used, wherein the weight ratio of the calcium sulphate calcium sulphate to the calcium alkylsalicylate is 1:1.
  • the product obtained from the implementation test of the present invention has good low temperature viscosity and excellent shear stability.
  • SSI according to Chinese industry standard, 10% dosage, 30 cycles of diesel nozzle
  • the chemical capacity is very high, and the raw materials used are extremely easy to purchase, and the cost is low, which can greatly reduce the amount of base oil. This can greatly reduce the cost of use.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

　La présente invention porte sur un améliorant d'indice de viscosité pour une huile pour moteur à combustion, l'améliorant d'indice de viscosité d'huile de graissage étant constitué au moins des constituants suivants, en pourcentage en poids : un copolymère d'éthylène-propylène à hauteur de 20-50 parties ; un poly(isobutylène-bissuccinimide) à hauteur de 5-10 parties ; du polyméthacrylate à hauteur de 1-5 parties ; un détergent à hauteur de 5-8 parties ; et une huile de base à hauteur de 50-100 parties. L'améliorant l'indice de viscosité pour une huile pour moteur à combustion a un bon pouvoir épaississant et également une bonne stabilité au cisaillement. En même temps, il peut être commodément produit, ce qui permet de réduire efficacement les coûts de production.
PCT/CN2013/089944 2013-12-19 2013-12-19 Améliorant d'indice de viscosité pour huile pour moteur à combustion WO2015089781A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/089944 WO2015089781A1 (fr) 2013-12-19 2013-12-19 Améliorant d'indice de viscosité pour huile pour moteur à combustion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/089944 WO2015089781A1 (fr) 2013-12-19 2013-12-19 Améliorant d'indice de viscosité pour huile pour moteur à combustion

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WO2015089781A1 true WO2015089781A1 (fr) 2015-06-25

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Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1117993A (zh) * 1994-06-18 1996-03-06 中国石化兰州炼油化工总厂 一种柴油机润滑油组合物
US20030166477A1 (en) * 2002-02-15 2003-09-04 The Lubrizol Corporation Molybdenum, sulfur and boron containing lubricating oil composition
CN101418250A (zh) * 2008-11-21 2009-04-29 长春市永畅石化有限责任公司 一种适用于多种燃料的发动机油
CN101429465A (zh) * 2007-11-09 2009-05-13 天津市公博科技开发有限公司 一种耐磨润滑油及其制造方法
CN101684427A (zh) * 2008-09-26 2010-03-31 天津市公博科技开发有限公司 一种润滑油抗磨添加剂
CN101781598A (zh) * 2009-12-04 2010-07-21 济南开发区星火科学技术研究院 多效润滑油添加剂及制备方法
CN101851549A (zh) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 一种长寿命汽油发动机机油
CN101851548A (zh) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 一种长寿命柴油发动机机油
CN101935575A (zh) * 2009-07-03 2011-01-05 中国石油天然气股份有限公司 低排放柴油发动机润滑油组合物
CN101988009A (zh) * 2009-07-31 2011-03-23 天津市公博科技开发有限公司 一种润滑油复合添加剂及其制造方法
CN101988002A (zh) * 2009-07-31 2011-03-23 天津市公博科技开发有限公司 一种高抗磨润滑油添加剂
CN102120944A (zh) * 2010-01-08 2011-07-13 中国石油天然气股份有限公司 通用内燃机油组合物
CN102443466A (zh) * 2010-10-11 2012-05-09 天津市公博科技开发有限公司 一种发动机油复合添加剂
CN102485865A (zh) * 2010-12-02 2012-06-06 天津市公博科技开发有限公司 一种润滑油复合添加剂及其制造方法
CN102485858A (zh) * 2010-12-02 2012-06-06 天津市公博科技开发有限公司 一种润滑油抗腐抗氧添加剂
WO2012106170A1 (fr) * 2011-01-31 2012-08-09 The Lubrizol Corporation Composition de lubrifiant contenant des agents antimousse
WO2012177549A1 (fr) * 2011-06-21 2012-12-27 The Lubrizol Corporation Composition lubrifiante contenant un dispersant

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1117993A (zh) * 1994-06-18 1996-03-06 中国石化兰州炼油化工总厂 一种柴油机润滑油组合物
US20030166477A1 (en) * 2002-02-15 2003-09-04 The Lubrizol Corporation Molybdenum, sulfur and boron containing lubricating oil composition
CN101429465A (zh) * 2007-11-09 2009-05-13 天津市公博科技开发有限公司 一种耐磨润滑油及其制造方法
CN101684427A (zh) * 2008-09-26 2010-03-31 天津市公博科技开发有限公司 一种润滑油抗磨添加剂
CN101418250A (zh) * 2008-11-21 2009-04-29 长春市永畅石化有限责任公司 一种适用于多种燃料的发动机油
CN101935575A (zh) * 2009-07-03 2011-01-05 中国石油天然气股份有限公司 低排放柴油发动机润滑油组合物
CN101988009A (zh) * 2009-07-31 2011-03-23 天津市公博科技开发有限公司 一种润滑油复合添加剂及其制造方法
CN101988002A (zh) * 2009-07-31 2011-03-23 天津市公博科技开发有限公司 一种高抗磨润滑油添加剂
CN101781598A (zh) * 2009-12-04 2010-07-21 济南开发区星火科学技术研究院 多效润滑油添加剂及制备方法
CN102120944A (zh) * 2010-01-08 2011-07-13 中国石油天然气股份有限公司 通用内燃机油组合物
CN101851549A (zh) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 一种长寿命汽油发动机机油
CN101851548A (zh) * 2010-07-05 2010-10-06 中国人民解放军后勤工程学院 一种长寿命柴油发动机机油
CN102443466A (zh) * 2010-10-11 2012-05-09 天津市公博科技开发有限公司 一种发动机油复合添加剂
CN102485865A (zh) * 2010-12-02 2012-06-06 天津市公博科技开发有限公司 一种润滑油复合添加剂及其制造方法
CN102485858A (zh) * 2010-12-02 2012-06-06 天津市公博科技开发有限公司 一种润滑油抗腐抗氧添加剂
WO2012106170A1 (fr) * 2011-01-31 2012-08-09 The Lubrizol Corporation Composition de lubrifiant contenant des agents antimousse
WO2012177549A1 (fr) * 2011-06-21 2012-12-27 The Lubrizol Corporation Composition lubrifiante contenant un dispersant

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