Ecolab USA Inc.

Kluber Lubrication Munchen Se & Co. Kg

Klueber Lubrication Muenchen Se & Co. Kg

Universitat Bielefeld

Klueber Lubrication Muenchen Gmbh & Co. Kg

Hilti Aktiengesellschaft

Ecolab Inc.

Klüber Lubrication München Gmbh & Co. Kg

Klueber Lubrication München Gmbh & Co. Kg

Stefan Seemeyer

Eric Daniel Morrison

Stephan Scharrenbach

Claudia Caussin De Schneck

Colin Court

Peter Rich

Richard Dana Johnson

Guang-Jong Jason Wei

Lawrence A Grab

David Arnold Halsrud

Bruce E Schmidt

Scott P Bennett

Arturo S Valencia Sil

Hector R Dibenedetto

Megan W Malvey

Jessica L Anacker

Stefan Kupper

Jason Gregory Lang

Chad Aaron Thompson

Dirk Loderer

Thomas Kilthau

Balasubramaniam Vengudusamy

Stefan Grundei

Ling Ma

Kellan Wesley Chamblee

Martin Schweigkofler

Carla Krutzsch

Jeffrey S Hutchinson

Carmen Plass

Tobias Betke

Philipp Altmann

Maximilian Erhard

Harald Gröger

Paul R Kraus

Jens Kondratiuk

Stefan Küpper

Richard D Johnson

Jeffrey S Hutchison

Thomas Schubert

Jeffery S Hutchison

Kellen Wesley Chamblee

Phillipp Lorenz

Martin Wimmer

Raphaela Makrutzki

Patrick Wittmeyer

Maria Frackowiak

Nataliya Panagiotidou

Wolfgang Tiepermann

Christof Schmitz

Sebastian Plebst

Reiner Schmitz

Daniel Chall

Ari-Pekka Holm

Justin Koozer

Daniel Andreas Narnhammer

Stefan Kuepper

Brigitte Mayrhofer

Philipp Staub

Armin Pfreintner

Karl Egersdoerfer

Elena Von Hörsten

David A Halsrud

Armin Pfeintner

Andrea GRAFMÜLLER

Amin Pfreintner

Elena Von HÖRSTEN

Reinhold Glotz

Heike Thamerus

Stefan KÜPPER

Phillip Lorenz

Jessica L Ancker

Sarah Zirkel

Karl EGERSDÖRFER

Eric Morrison

Harald Groger

A lubricant composition comprising an oil-soluble polyalkylene glycol; an ester compound selected from the group of natural esters and synthetic esters, and combinations thereof; and an additive mixture comprising an antioxidant and an anticorrosive, wherein the anticorrosive is selected from neutral alkali metal and alkaline earth metal salts of sulfonic acids, carboxylic acids, naphthoic acids, naphthenic acids, benzoic acids and phosphoric acids, and derivatives and combinations thereof.

Lubricant composition and use thereof

A tribological system, including a main body and a sandwich lubrication, wherein the sandwich lubrication includes a binder-free solid lubricant layer including a solid lubricant, and a lubricant layer including a lubricant. The binder-free solid lubricant layer and the lubricant layer are present as separate layers on the main body and the mass ratio of solid lubricant to lubricant is at most 0.05:1. The solid lubricant includes polytetrafluoroethylene (PTFE), metal sulfide, graphite, graphene, boron nitride (hexagonal), calcium phosphate, silicate, layered silicate, or mixtures thereof.

Tribological system

A lubricant grease composition is disclosed, the lubricant grease composition including a base oil and a thickener. The thickener includes an aluminum-based complex soap and a polyurea thickener, wherein the lubricant grease is configured for lubrication of surfaces of components in which an upper use temperature of the lubricant grease composition is at least 90° C.

Use of a lubricating grease composition having a high upper use temperature

A mobile power tool comprising a drive unit is disclosed. The drive unit has an aqueous lubricant and/or the drive unit is set up for operation with the aqueous lubricant, wherein, before the start of a running-in phase of the drive unit, a bond roughness sigma of two interacting contact surfaces of the drive unit is greater than 0.01 μm, preferably at least 0.1 μm.

Mobile power tool and method

A tribological system, comprising a main body and a sandwich lubrication, in which the sandwich lubrication includes a binder-free solid lubricant layer comprising a solid lubricant, and a lubricant layer comprising a lubricant. The binder-free solid lubricant layer and the lubricant layer are present as separate layers on the main body and wherein the mass ratio of solid lubricant to lubricant is at most 0.05:1.

The invention relates to ester compounds of the general formula (I) to a process for preparation thereof and to the use thereof. These ester compounds may contain a mixture of at least two compounds of the general formula (I).

Ester compounds, method for the production thereof and use thereof

The present invention relates to conveyor lubricant compositions including an emulsion of a lipophilic compound and also including an emulsifier and/or an anionic surfactant. The present invention also relates to methods employing such lubricant compositions. In an embodiment, the method includes applying the present lubricant composition to a conveyor with a non-energized nozzle.

Conveyor lubricants including emulsion of a lipophilic compound and an emulsifier and/or an anionic surfactant and methods employing them

Dry film lubricants containing graphene improve the wear resistance and the frictional behavior of the lubricant.

Dry film lubricants containing graphene

A lubricant composition for application onto a surface of drive elements includes: a base oil; and a silasesquioxane. In an embodiment, the silasesquioxane has the chemical formula [RSiO3/2]with: n=6, 8, 10, 12; where R independently of one another=alkyl (C1-C20), cycloalkyl (C3-C20), alkenyl (C2-C20), cycloalkenyl (C5-C20), alkynyl (C2-C20), cycloalkynyl (C5-C20), aryl (C6-C18) or heteroaryl group, oxy, hydroxy, alkoxy (C4-C10), oxirane polymer (degree of polymerization with 4 to 20 repeat units), carboxy, silyl, alkylsilyl, alkoxysilyl, siloxy, alkylsiloxy, alkoxysiloxy, silylalkyl, alkoxysilylalkyl, alkylsilylalkyl, halogen, epoxy (C2-C20), ester, aryl ether, fluoroalkyl, blocked isocyanate, acrylate, methacrylate, mercapto, nitrile, amine, and/or phosphine group, each substituted or unsubstituted.

Lubricant composition

An environmentally acceptable lubricating grease, comprising: a) 50 wt % to 90 wt % of a biodegradable base oil comprising a biodegradable ester as base oil; b) 3 wt % to 25 wt % of a thickener selected from b1) 3 wt % to 12 wt % biodegradable calcium soap, b2) 3 wt % to 25 wt % bentonites, b3) and mixtures thereof; c) 4 wt % to 40 wt % additives, comprising c1) 1 wt % to 12 wt % fumed silicon dioxide and/or polytetrafluoroethylene and/or mixtures thereof, c2) 2 wt % to 45 wt % of a polymer selected from polyisobutylene, polyisobutylene/butene copolymer, polymethacrylates, polyesters and mixtures thereof, c3) 0.5 wt % to 20 wt % of a solid lubricant.

Environmentally friendly lubricating grease for steel ropes

The present disclosure relates to a lubricant composition comprising a lubricant, a first ionic liquid which is soluble in polyalphaolefin and a second ionic liquid which is insoluble in polyalphaolefin. By using the two different ionic liquids, the technical properties of the lubricant compositions can be improved.

Lubricant composition containing ionic liquids

A hybrid grease is provided having low coefficients of friction and high wear protection which is employable over a wide temperature range. The hybrid grease includes a combination of a grease based on a silicone oil in conjunction with a grease based on synthetic hydrocarbon oils, mineral oils or polyglycols. The hybrid grease may especially be used to lubricate joints in vehicle parts based on plastic-steel pairings.

Hybrid grease with low friction coefficients and high wearing protection

A lubricant composition is provided which comprises a base oil and hydroxytyrosol and/or esters thereof. Also provided is a lubricant composition in which the esters have a solubility in the base oil at 25&#xb0; C. of at least 0.1 g/l. Further provided is a lubricant composition in which the esters are at least partly carboxylic acid esters comprising esters of hydroxytyrosol and Ccarboxylic acids.

Ester compounds, such as for use in a lubricant, are based on di-, tri- or higher functional carboxylic acids according to formula (I). 

Ester compounds, method for the preparation thereof and use thereof

Growing community of inventors

Wolfratshausen, Germany

Stefan Seemeyer