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ZA200807193B - Improvement of energy efficiency in hydraulic systems - Google Patents

Improvement of energy efficiency in hydraulic systems

Info

Publication number
ZA200807193B
ZA200807193B ZA200807193A ZA200807193A ZA200807193B ZA 200807193 B ZA200807193 B ZA 200807193B ZA 200807193 A ZA200807193 A ZA 200807193A ZA 200807193 A ZA200807193 A ZA 200807193A ZA 200807193 B ZA200807193 B ZA 200807193B
Authority
ZA
South Africa
Prior art keywords
improvement
energy efficiency
hydraulic systems
hydraulic
systems
Prior art date
Application number
ZA200807193A
Inventor
Placek Douglas
Christian Daniel Georges Neveu
Steven Neill Herzog
Original Assignee
Evonik Rohmax Additives Gmbh
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 Evonik Rohmax Additives Gmbh filed Critical Evonik Rohmax Additives Gmbh
Publication of ZA200807193B publication Critical patent/ZA200807193B/en

Links

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
    • C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
    • C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M145/10—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
    • 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
    • C10M145/14—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
    • 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
    • C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
    • C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M145/10—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
    • 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
    • C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
    • C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M145/10—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
    • C10M145/16—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 polycarboxylic
    • 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
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/02—Specified values of viscosity or viscosity index
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/06—Use of special fluids, e.g. liquid metal; Special adaptations of fluid-pressure systems, or control of elements therefor, to the use of such fluids
    • 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
    • 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
    • C10M2209/086—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 polycarboxylic, e.g. maleic acid
    • 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
    • C10N2030/54—Fuel economy
    • 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
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
ZA200807193A 2006-02-21 2008-08-20 Improvement of energy efficiency in hydraulic systems ZA200807193B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/357,195 US20070197410A1 (en) 2006-02-21 2006-02-21 Energy efficiency in hydraulic systems

Publications (1)

Publication Number Publication Date
ZA200807193B true ZA200807193B (en) 2009-05-27

Family

ID=37745811

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200807193A ZA200807193B (en) 2006-02-21 2008-08-20 Improvement of energy efficiency in hydraulic systems

Country Status (9)

Country Link
US (1) US20070197410A1 (en)
EP (1) EP1987118A1 (en)
JP (1) JP5757675B2 (en)
KR (1) KR20080098498A (en)
CN (1) CN101336285A (en)
BR (1) BRPI0621364A2 (en)
CA (1) CA2643098A1 (en)
WO (1) WO2007096011A1 (en)
ZA (1) ZA200807193B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004021778A1 (en) * 2004-04-30 2005-12-08 Rohmax Additives Gmbh Use of polyalkyl (meth) acrylates in lubricating oil compositions
US7648950B2 (en) * 2005-04-22 2010-01-19 Rohmax Additives Gmbh Use of a polyalkylmethacrylate polymer
US20080302422A1 (en) * 2007-06-07 2008-12-11 Rohmax Additives Gmbh Power output in hydraulic systems
US20080313074A1 (en) * 2007-06-12 2008-12-18 Rohmax Additives Gmbh Business model that brings new technology to market in a rapid, cost effective manner
JP5623276B2 (en) * 2007-08-23 2014-11-12 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイＳｈｅｌｌ Ｉｎｔｅｒｎａｔｉｏｎａｌｅ Ｒｅｓｅａｒｃｈ Ｍａａｔｓｃｈａｐｐｉｊ Ｂｅｓｌｏｔｅｎｖｅｎｎｏｏｔｓｈａｐ Lubricating oil composition usage
US20090088355A1 (en) * 2007-09-27 2009-04-02 Chevron U.S.A. Inc. Gear Oil Compositions, Methods of Making and Using Thereof
KR20110084502A (en) * 2008-10-14 2011-07-25 에보니크 로막스 아디티페스 게엠베하 Hydraulic fluid composition that reduces hydraulic system noise
US20100162693A1 (en) * 2008-12-31 2010-07-01 Michael Paul W Method of reducing torque ripple in hydraulic motors
DE102009001447A1 (en) * 2009-03-10 2010-09-16 Evonik Rohmax Additives Gmbh Use of comb polymers to improve the load carrying capacity
JP5689326B2 (en) * 2010-01-25 2015-03-25 昭和シェル石油株式会社 Method for producing lubricating oil composition and method for selecting fluidity improver for lubricating oil composition
WO2012076676A1 (en) 2010-12-10 2012-06-14 Evonik Rohmax Additives Gmbh A viscosity index improver comprising a polyalkyl(meth)acrylate polymer
WO2016026719A1 (en) * 2014-08-18 2016-02-25 Evonik Oil Additives Gmbh Hydraulic fluids in plastic injection molding processes
DE102015003014A1 (en) * 2015-03-10 2016-09-15 Hydac Service Gmbh supply device
US10190067B2 (en) * 2016-02-24 2019-01-29 Washington State University High performance environmentally acceptable hydraulic fluid
EP3497190B1 (en) * 2016-08-15 2020-07-15 Evonik Operations GmbH Functional polyalkyl (meth)acrylates with enhanced demulsibility performance
JP2023550390A (en) 2020-11-18 2023-12-01 エボニック オペレーションズ ゲーエムベーハー Compressor oil with high viscosity index
US20230332585A1 (en) * 2022-04-15 2023-10-19 Chart Inc. Cryogenic pump

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JPS5740197B2 (en) * 1974-05-31 1982-08-25
US4136047A (en) * 1975-09-22 1979-01-23 Standard Oil Company (Indiana) Viscosity index improvers
IT1181905B (en) * 1984-06-15 1987-09-30 Anic Spa MULTIFUNCTIONAL ADDITIVE FOR LUBRICANT OILS AND PROCEDURE FOR ITS PREPARATION
JP2546795B2 (en) * 1987-02-27 1996-10-23 出光興産株式会社 Lubricating oil composition
US4776967A (en) * 1987-02-27 1988-10-11 Idemitsu Kosan Company Limited Lubricating oil composition
FR2642435B1 (en) * 1989-01-27 1994-02-11 Organo Synthese Ste Fse VISCOSITY ADDITIVE FOR LUBRICATING OILS, PROCESS FOR THE PREPARATION THEREOF, AND LUBRICANT COMPOSITIONS BASED ON SAID ADDITIVE
US5888946A (en) * 1997-12-30 1999-03-30 Chevron U.S.A. Inc. Tractor hydraulic fluid
US6124249A (en) * 1998-12-22 2000-09-26 The Lubrizol Corporation Viscosity improvers for lubricating oil compositions
JP2001214186A (en) * 2000-01-31 2001-08-07 Asahi Denka Kogyo Kk Lubricating composition
US20040092409A1 (en) * 2002-11-11 2004-05-13 Liesen Gregory Peter Alkyl (meth) acrylate copolymers
US20040092411A1 (en) * 2002-11-13 2004-05-13 Godici Patrick E. High temperature stability lubricant composition containing short chain acids and method for making the same
US20040154957A1 (en) * 2002-12-11 2004-08-12 Keeney Angela J. High viscosity index wide-temperature functional fluid compositions and methods for their making and use
JP5057630B2 (en) * 2003-02-18 2012-10-24 昭和シェル石油株式会社 Industrial lubricating oil composition
JP4702052B2 (en) * 2003-03-31 2011-06-15 新日本理化株式会社 Lubricating oil and lubricating method
JP2004307551A (en) * 2003-04-02 2004-11-04 Nippon Nsc Ltd Viscosity index improver and lubricating oil comprising the same
US7470381B2 (en) * 2003-07-25 2008-12-30 Rohmax Additives Gmbh Functional fluid and the use thereof
JP5108200B2 (en) * 2003-11-04 2012-12-26 出光興産株式会社 Lubricating oil base oil, method for producing the same, and lubricating oil composition containing the base oil
US7197871B2 (en) * 2003-11-14 2007-04-03 Caterpillar Inc Power system and work machine using same
DE102004021778A1 (en) * 2004-04-30 2005-12-08 Rohmax Additives Gmbh Use of polyalkyl (meth) acrylates in lubricating oil compositions
EP1795581B1 (en) * 2004-07-16 2018-09-19 Kuraray Co., Ltd. Lubricating oil composition containing acrylic polymer
JP2006045277A (en) * 2004-08-02 2006-02-16 Sanyo Chem Ind Ltd Viscosity index improver and lubricating oil composition
US7648950B2 (en) * 2005-04-22 2010-01-19 Rohmax Additives Gmbh Use of a polyalkylmethacrylate polymer
US20080313074A1 (en) * 2007-06-12 2008-12-18 Rohmax Additives Gmbh Business model that brings new technology to market in a rapid, cost effective manner

Also Published As

Publication number Publication date
JP2009527601A (en) 2009-07-30
CA2643098A1 (en) 2007-08-30
US20070197410A1 (en) 2007-08-23
JP5757675B2 (en) 2015-07-29
CN101336285A (en) 2008-12-31
BRPI0621364A2 (en) 2011-12-06
WO2007096011A1 (en) 2007-08-30
EP1987118A1 (en) 2008-11-05
KR20080098498A (en) 2008-11-10

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