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Updated: Sep 18, 2025

The Evolution of Silica Nanoparticle-polyester Coatings on Surfaces Exposed to Sunlight
10:27

The Evolution of Silica Nanoparticle-polyester Coatings on Surfaces Exposed to Sunlight

Published on: October 11, 2016

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基于胺基的抗磨损/极端压力添加剂用于加厚的油脂:结构和耐磨性

Jolanta Drabik1, Kamil Korasiak2,3, Justyna Chrobak2

  • 1Łukasiewicz Research Network-Institute for Sustainable Technologies, 26-600 Radom, Poland.

Molecules (Basel, Switzerland)
|June 27, 2025
PubMed
概括

三种二次胺作为滑剂的抗磨损/极端压力添加剂具有前景. N-propyloctanamide (AC3C8) 显示出卓越的性能,特别是在 SBA-15 纳米上固定时,提高了滑剂的性能.

关键词:
在SBA-15中,它是SBA-15.氨基酸胺是什么 氨基酸胺是什么抗磨损性质 抗磨损性质在极端压力下,它具有极端压力的特性.油脂是一种油脂.滑油是一种滑剂.纳米颗粒的二氧化.

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Preparation and High-temperature Anti-adhesion Behavior of a Slippery Surface on Stainless Steel10:52

Preparation and High-temperature Anti-adhesion Behavior of a Slippery Surface on Stainless Steel

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Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer09:21

Experiments on Ultrasonic Lubrication Using a Piezoelectrically-assisted Tribometer and Optical Profilometer

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相关概念视频

Design Example: Deciding Thickness of Lubricating Fluid in a Shaft01:23

Design Example: Deciding Thickness of Lubricating Fluid in a Shaft

Effective lubrication between a rotating shaft and its bearing housing is essential in rotating machinery to minimize friction, wear, and energy loss. With carefully controlled thickness and viscosity, the lubricant layer prevents metal-to-metal contact, ensuring smooth operation.
To calculate the required thickness of the lubricant layer, the tangential velocity at the shaft's surface must first be determined. This velocity is calculated by converting the rotational speed to angular...
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Dry Friction01:30

Dry Friction

Dry friction occurs between two solid surfaces in contact as they attempt to move relative to one another. In daily life, dry friction is encountered in various forms, such as when walking on the ground, sliding an object across a table, or rubbing hands together. Despite its ubiquity, the underlying mechanisms behind dry friction are not readily visible.
To illustrate this concept, imagine a wooden crate resting on a rough, non-uniform horizontal surface. When an external force is applied to...
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Abrasion Resistance of Concrete01:23

Abrasion Resistance of Concrete

Abrasion resistance is an essential characteristic of concrete that determines its durability and longevity under various wear conditions. Concrete surfaces are vulnerable to different types of abrasion. For instance, surfaces may wear down due to the constant movement of vehicles or be eroded by solids carried in water, as seen in concrete canal linings. Specific tests are conducted to measure the abrasion resistance of concrete.
One such test is the revolving disc test, where three plates...
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Superplasticizers01:30

Superplasticizers

Superplasticizers are advanced admixtures that enhance the workability of concrete by lowering the water content without compromising the strength of the material. These substances are highly effective water reducers, improving concrete flow, making it easier to work with, and enabling concrete to reach inaccessible areas or densely reinforced sections without mechanical vibration. The key components in superplasticizers are either sulfonated melamine or naphthalene formaldehyde condensates,...
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Characteristics of Dry Friction01:21

Characteristics of Dry Friction

Dry friction occurs when two solid surfaces slide against each other without any lubrication or fluid present. It causes resistance when pushing objects along a surface, like a gardener pushing a wheelbarrow. The force applied to move the cart causes dry friction between the wheel and the ground.
Before the wheelbarrow starts moving, the static frictional force acts tangentially to the contact surface, opposing the force that is about to induce the motion. This frictional force prevents the...
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Bearing Stress01:22

Bearing Stress

Bearing stress refers to the contact pressure between two separate bodies. To visualize this, imagine a bolt thrust through a plate. The bolt applies a force to the plate, which exerts an equal but opposite force back onto the bolt. This force isn't just a singular entity but a compilation of numerous smaller forces distributed across the contact surface between the bolt and the plate.
Due to the intricacy of these microforces, an average value, known as bearing stress, is often used by...
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