نتایج جستجو برای: polyurethane foams

تعداد نتایج: 10571  

Journal: :International Journal of Thermal Sciences 2021

Foams offer extremely large surface area per unit mass, making them competitive material for heat exchangers and energy storage systems. Understanding the influence of foam characteristics, i.e., size, distribution concentration pores, ligament defects as well architecture, on thermal transport is important when designing foam-based devices. In this article, we present effective conductivity op...

Journal: :Occupational and environmental medicine 2002
T Sorahan L Nichols

AIMS To describe cause specific mortality and site specific cancer morbidity among workers employed in factories that produce polyurethane foams, and to determine if any part of the experience may be caused by occupation, in particular to investigate any association between respiratory disease (malignant and non-malignant) and exposure to diisocyanates. METHODS The mortality (1958-98) and can...

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