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Auteur TECHNICAL RESEARCH CENTRE OF FINLAND ESPOO |
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PUR-panels with steel sheet facings are products, whose aging is based on gas transfer across the edges of the panel. The gases of the ambient air will penetrate in the insulation and the blowing agent tends to leave it. The thermal conductivity[...]rapport
The dissertation concerns the super thermal insulation materials, the rigid closed-cell cellular plastics (CPs) which are traditionally blown by the chlorofluorocarbons (CFCs). Whenever a CP has been produced, the blown agents or cell gases with[...]