<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>A significant disadvantage of parts made of linear block polyurethanes under conditions of friction contact in the presence of an aqueous medium is the intensification of hydrolysis processes and decrease in volume strength. It was proposed to slow down the hydrolysis of polyurethanes in three ways: by directed changes in chemical structure, by electromagnetic radiation of different intensities and by creation of composite materials, based on the principle of additional intermolecular crosslinking at the manufacturing and hot processing stages. The conditions for the formation of a smooth wear-resistant surface that protects the material from rapid destruction are revealed.</p>
</abstract>

A significant disadvantage of parts made of linear block polyurethanes under conditions of friction contact in the presence of an aqueous medium is the intensification of hydrolysis processes and decrease in volume strength. It was proposed to slow down the hydrolysis of polyurethanes in three ways: by directed changes in chemical structure, by electromagnetic radiation of different intensities and by creation of composite materials, based on the principle of additional intermolecular crosslinking at the manufacturing and hot processing stages. The conditions for the formation of a smooth wear-resistant surface that protects the material from rapid destruction are revealed.

Wear Resistance Improvement of Linear Block-Polyurethanes Under Conditions of Liquid Friction

Ukrainian State Chemical Technology University

Management Systems in Production Engineering

This work is licensed under the Creative Commons Attribution 4.0 International License.

A significant disadvantage of parts made of linear block polyurethanes under conditions of friction contact in the presence of an aqueous medium is the...

Wear Resistance Improvement of Linear Block-Polyurethanes Under Conditions of Liquid Friction

Publié en ligne: 14 déc. 2021

Pages: 287 - 293

DOI: https://doi.org/10.2478/mspe-2021-0036

Mots clés
linear block-polyurethane, wear resistance, crystallinity, smooth wear-resistant surface, electromagnetic radiation, composite block-polyurethanes

© 2021 Anton Panda et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Wear Resistance Improvement of Linear Block-Polyurethanes Under Conditions of Liquid Friction

Publié en ligne: 14 déc. 2021

Pages: 287 - 293

DOI: https://doi.org/10.2478/mspe-2021-0036

Mots cléslinear block-polyurethane, wear resistance, crystallinity, smooth wear-resistant surface, electromagnetic radiation, composite block-polyurethanes

© 2021 Anton Panda et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Mots clés
linear block-polyurethane, wear resistance, crystallinity, smooth wear-resistant surface, electromagnetic radiation, composite block-polyurethanes