Ultrasonic Rise and Adiabatic Temperature Evaluation (URATE) of Polyurethane Foams

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Laboratory Technologies Corporation, 255 Ballardvale Street, Wilmington, MA 01887.

Lotus Development Corporation, 55 Cambridge Parkway, Cambridge, MA 02142.

"T-Test"-A statistical point by point comparison of the means between two profiles or datasets. The method has the advantage of using the entire profile for comparison instead of single points.

Rossmy, G. , W Lidy , H. Schator , M. Weimann and H. J. Kollmeier. 1979. "New Aspects to the Problem of Temperature Measurement in Rising Flexible Polyether-Polyurethane Foams," Journal of Cellular Plastics (September/October):276-281.