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

<p>In this work, the results of investigations of polyurethane materials were presented. Innovative materials based on polyurethane-polyisocyanurate (PUR/PIR) foam were obtained. Different types of additives (flame retardants, aerogels – additives that decrease thermal conductivity) are used in the composition of PUR/PIR foam. Foams are a type of composite composed of two phases: continuous (polyurethane polymers) and dispersed (composed of gases). All samples have been tested for thermal parameters: thermal conductivity, specific heat, and thermal diffusivity. Then they have been compared with each other and with a reference sample (RS) without additives. Based on the research, it was shown that innovative insulation materials were characterized by thermal conductivity λ in the range of 0.0254–0.0294 W/(m · K). The thermal properties of foams depending on the type and chemical composition of the material. Depending on the used substrates, their molar ratio, type, synthesis conditions, modifying agents and catalysts, a different polyurethane material is obtained.</p>
</abstract>

In this work, the results of investigations of polyurethane materials were presented. Innovative materials based on polyurethane-polyisocyanurate (PUR/PIR) foam were obtained. Different types of additives (flame retardants, aerogels – additives that decrease thermal conductivity) are used in the composition of PUR/PIR foam. Foams are a type of composite composed of two phases: continuous (polyurethane polymers) and dispersed (composed of gases). All samples have been tested for thermal parameters: thermal conductivity, specific heat, and thermal diffusivity. Then they have been compared with each other and with a reference sample (RS) without additives. Based on the research, it was shown that innovative insulation materials were characterized by thermal conductivity λ in the range of 0.0254–0.0294 W/(m · K). The thermal properties of foams depending on the type and chemical composition of the material. Depending on the used substrates, their molar ratio, type, synthesis conditions, modifying agents and catalysts, a different polyurethane material is obtained.

Experimental research on the thermal properties of innovative insulation boards made of polyurethane-polyisocyanurate (PUR/PIR)

Polish Journal of Chemical Technology

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

In this work, the results of investigations of polyurethane materials were presented. Innovative materials based on polyurethane-polyisocyanurate (PUR/PIR)...

Experimental research on the thermal properties of innovative insulation boards made of polyurethane-polyisocyanurate (PUR/PIR)

Published Online: Mar 29, 2023

Page range: 40 - 46

DOI: https://doi.org/10.2478/pjct-2023-0007

Keywords
polyisocyanurate (PIR), polyurethane (PUR), thermal properties, insulating buildings materials, aerogels

© 2023 Karol Prałat et al., published by Sciendo

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

Experimental research on the thermal properties of innovative insulation boards made of polyurethane-polyisocyanurate (PUR/PIR)

Published Online: Mar 29, 2023

Page range: 40 - 46

DOI: https://doi.org/10.2478/pjct-2023-0007

Keywordspolyisocyanurate (PIR), polyurethane (PUR), thermal properties, insulating buildings materials, aerogels

© 2023 Karol Prałat et al., published by Sciendo

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

Keywords
polyisocyanurate (PIR), polyurethane (PUR), thermal properties, insulating buildings materials, aerogels