exotherm

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exotherm

[′ek·sə‚thərm]

(chemical engineering)

The graphical plotting of heat rise and fall versus time for an exothermic reaction or process system.

References in periodicals archive ?

A high rate of calcium silicate hydrate conversion observed in Phase II, coupled with lower heat of hydration or exotherm, yields a finished concrete of higher compressive strength and lower porosity.

Admixture extracts CSH binding value, tempers heat-prone free lime

The 1st scan data indicate an inflection T of ~38[degrees]C and a residual cure exotherm of~45 J/g.

Analytical series: Rheological and thermal characterization of polymer coatings: a case study

These are initial studies and are important first steps to develop regeneration strategies to recover NOx conversion and minimize the risk of exotherm.5.

Impact of Carbonaceous Compounds Present in Real-World Diesel Exhaust on NOx Conversion over Vanadia-SCR Catalyst

[T.sub.stop] [DELTA]H ([degrees]C) (c) (J/g) 1 165 96.2 2 174 107 3 181 121 4 185 83.8 [T.sub.i] represents temperature of onset, [T.sub.p] peak temperature, [T.sub.stop] temperature of completion of the exotherm (a) Temperature of cure initiation (b) Temperature of cure maximum (c) Temperature of end of cure Table 5: Mechanical properties of the cured films S.

Mechanical, chemical, and curing characteristics of cardanolfurfural-based novolac resin for application in green coatings

This limits the resultant polymerisation exotherm and thus there may be relatively less temperature rise with PAC.

Comparison of pulp temperature changes during restoration of primary teeth with resin

The polymerization heat, peak and maximum temperature of exotherm of B-z[(OH).sub.3] is the was lower than benzoxazine (B-o) monomer.

Curing kinetic study of tri-hydroxyl benzoxazine using differential scanning calorimetry

Then it was cooled to 0 [degrees]C at a definite scanning rate and an exotherm was obtained.

Influence of cellulose content on thermal properties of poly(lactic) acid/cellulose and low-density polyethylene/cellulose composites/Tselluloosi sisalduse moju polulaktiidi/tselluloosi ja madaltiheda poluetuleeni/tselluloosi komposiitide termilistele omadustele

It has a low exotherm and long working life of five to seven hours at room temperature.

Two-component silicone touts flexibility, high temperature resistance

Its low exotherm also makes it suitable for potting, encapsulating, and casting, especially where wider cross section thicknesses are specified.

Temperature-resistant epoxy

Its low exotherm also makes it a superb potting, encapsulating, and casting system, especially where wider cross section thicknesses are specified.

Optically clear, highly flexible epoxy cures at room temperature

The last mass loss (17.2%), between 395-545[degrees]C corresponding to the exotherm is ascribed to the slow oxidation of the organic matter.

Thermoanalytical study of native cassava starch and treated with hydrogen peroxide/Estudo termoanalitico do amido de mandioca nativo e tratado com peroxido de hidrogenio

Exotherm Technical Testing Laboratory (Dubai) applied for a licence on 29 June 2010 to use radioactive sources for the purpose of industrial radiography, as mandated by the UAE's Federal Law by Decree No 6 of 2009, Regarding the Peaceful Uses of Nuclear Energy, according to FANR's statement.