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Journal ArticleDOI

Use of the accelerating rate calorimeter and the thermal activity monitor to estimate stability temperatures

M.W Whitmore, +1 more
- 01 Mar 1993 - 
- Vol. 6, Iss: 2, pp 95-101
TLDR
In this paper, the authors compared self-accelerating decomposition temperatures derived from accelerating rate calorimetry measurements and heat accumulation or Dewar tests with those from the definitive United States self accelerating decomposition temperature test.
Abstract
Self-accelerating decomposition temperatures derived from accelerating rate calorimetry measurements and heat accumulation or Dewar tests are compared with those from the definitive United States self-accelerating decomposition temperature test. Neither simulation is biased on average relative to the United States test. However, the use of the accelerating rate calorimeter, as recently proposed, or the Dewar test, as currently recommended, to estimate self-accelerating decomposition temperatures requires wide safety margins to be applied. Closer and more consistent agreement with US test results is achieved by estimating self-accelerating decomposition temperatures from accelerating rate calorimeter and thermal activity monitor data together.

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Citations
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Journal ArticleDOI

A study of self-accelerating decomposition temperature (SADT) using reaction calorimetry

TL;DR: In this article, the authors used the Setaram C80D and the ARC to investigate the decomposition of an asphalt-salts mixture, which had caused a fire in a nuclear fuel facility.
Journal ArticleDOI

Prediction of the self-accelerating decomposition temperature (SADT) for liquid organic peroxides from differential scanning calorimetry (DSC) measurements

TL;DR: This method can be used as a quick and easy applicable method for the estimation of the critical temperatures for liquid organic peroxides from differential scanning calorimetry measurements.
Journal ArticleDOI

Thermal hazard evaluation of the autocatalytic reaction of benzoyl peroxide using DSC and TAM III

TL;DR: In this article, a new approach was used to monitor the autocatalytic reaction of benzoyl peroxide (BPO) by non-isothermal and isothermal kinetic models constructed using differential scanning calorimetry and thermal activity monitor III analyses.
Journal ArticleDOI

Study on thermal decomposition characteristics of AIBN.

TL;DR: The mutuality of the physical effect and the chemical reaction made AIBN behave differently under different measuring conditions, and as the result, quasi-autocatalysis or TD possibly occurs in the same sample at the handling temperature range.
Journal ArticleDOI

Derivation of the self-accelerating decomposition temperature for self-reactive substances using isothermal calorimetry

TL;DR: In this article, chemical kinetic parameters are derived from the data obtained by an isothermal heat flux reaction calorimeter (C80D), after which the self-accelerating decomposition temperature (SADT) is evaluated from theoretical equations based on the Semenov model.
References
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Journal ArticleDOI

Thermal hazard evaluation by an accelerating rate calorimeter

TL;DR: In this paper, an accelerating rate calorimeter was developed for thermal hazard evaluation to provide time-temperature pressure data for chemical reactions taking place under adiabatic conditions.
Journal ArticleDOI

Determination of self-accelerating decomposition temperatures using the accelerating rate calorimeter

TL;DR: A self-accelerating decomposition temperature (T SADT) is defined as the minimum ambient air temperature at which a reactive material of specified stability decomposes in a specified commercial package in a period of 7 days or less as discussed by the authors.
Journal ArticleDOI

The thermal decomposition of azodicarbonamide (1,1′-azobisformamide)

TL;DR: In this article, it is shown that azodicarbonamide decomposes to form biurea, nitrogen, and isocyanic acid, and in the second phase decomposes into urazole, nitrogen and isomethane.
Journal ArticleDOI

The comparative sensitivity of test methods for determining initial exotherm temperatures in thermal decompositions of single substances

TL;DR: In this paper, a comparison of the sensitivity of different techniques, employing five commercially available instruments and common “in-house” methods in detecting the initial exotherm of the samples under typical test conditions has been obtained.
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