Results 51 to 60 of about 472,498 (211)

Silica‐Supported Mononuclear Methyl‐Platinum Complexes Stabilized by Trimethylphosphine—Synthesis, Structure, and Reactions Under Reducing Conditions

open access: yesChemistry – A European Journal, EarlyView.
The article describes the synthesis and molecular transformations of a silica‐supported bis(phosphine)methylplatinum(II) complex under reactive (H2, CO) and inert gas atmospheres. The focus lies on the stabilizing effect of the sterically non‐demanding trimethylphosphine ligand, which alters the reactivity of the surface sites, compared to other ...
Lea S. Kopietz   +6 more
wiley   +1 more source

Polyvinylidene Fluoride: Reaction Engineering and Applications

open access: yesMacromolecular Reaction Engineering, Volume 20, Issue 4, August 2026.
An updated review on polyvinylidene fluoride (PVDF) is presented in this work. Its properties, important areas of application and different methods of production are described, with particular focus on emulsion polymerization, covering the latest advances in formulations and modeling studies.
Burak Hanamirian   +2 more
wiley   +1 more source

Investigation of the Interaction, Rheological and Tribological Properties of Bis(pinacolato)diboron with Lithium Grease During Mechanical Aging

open access: yes, 2021
In this article, Lewis acid–base complex of lithium 12-hydroxystearate (LHS) with diboron compound is formed by the introduction of bis(pinacolato)diboron (B2Pin2) into lithium grease.
Jia-kuan Ren   +4 more
semanticscholar   +1 more source

Effect of Additives on the Properties of Different Types of Greases

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2013
The aim of this research is to study the influence of additives on the properties of soap greases, such as lithium, calcium, sodium, lithium-calcium grease, by adding varies additives, such as graphite, molybdenum disulfide, carbon black, corrosion ...
Muhannad A.R. Mohammed
doaj  

Harnessing Natural Compounds in Psoriasis: Targeting Cellular Pathways for Effective Therapy

open access: yesPhytotherapy Research, Volume 40, Issue 8, Page 4759-4791, August 2026.
Natural compounds act on key cellular pathways in psoriasis by suppressing keratinocyte hyperproliferation, modulating Th17/IL‐17‐mediated immune responses, and reducing oxidative stress. These multi‐target effects highlight their potential as safer adjunctive therapies alongside conventional treatments.
Hye Jin Lee   +9 more
wiley   +1 more source

Design and performance study of grease spool-less relief valve

open access: yesScientific Reports, 2022
The high resistance characteristic of the grease delivery process makes the centralized lubrication system easy to cause pipeline blockage during the grease supply process.
Guoqing Gong, Youmin Wang, Bin Zhou
doaj   +1 more source

Phase transition of lithium soap greases.

open access: yesJournal of The Japan Petroleum Institute, 1986
The phase transition of lithium soap grease by differential thermal analysis (DTA) is described in this review paper. The phase transition temperature of lithium soap and its grease change as a function of the molecular weight of the soap. The transition temperature of grease and the structure of soap micelles formed in it are significantly affected by
openaire   +2 more sources

Hydrosilane Chemistry: From Historic First Steps to Modern Applications

open access: yesEuropean Journal of Inorganic Chemistry, Volume 29, Issue 21, 25 July 2026.
This review covers the history of hydrosilanes, from their initial discovery to their modern applications. It highlights the pioneering work of chemists like Alfred Stock and Franz Fehér and discusses the modern ways of synthesis and use of hydrosilanes in printed electronics.
Uwe Böhme, Maik Gerwig
wiley   +1 more source

EFFECT OF POLYMERIC POWDER ON THE FRICTION AND WEAR OF SAND CONTAMINATED GREASED SURFACES [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2010
The present work aims to develop the abrasion resistance of surfaces lubricated by contaminated greases. The intended development can be achieved by reducing the effect of abrasive action of sand particles on the wear of the friction surfaces.
W. Y. Ali, M. O. Mousa, M. I. Khashaba
doaj   +1 more source

Use of Functionalized Graphene-Based Materials on Grease

open access: yesLubricants, 2023
The growing awareness of reduced friction losses and new demands for electrical powertrains demand improved lubricants. Due to their unique properties, such as high thermal and electrical conductivity, graphene and its derivatives have been investigated ...
Eduardo Tomanik   +5 more
doaj   +1 more source

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