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.
The 1st scan data indicate an inflection T of ~38[degrees]C and a residual cure exotherm of~45 J/g.
These are initial studies and are important first steps to develop regeneration strategies to recover NOx conversion and minimize the risk of exotherm.5.
[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.
This limits the resultant polymerisation exotherm and thus there may be relatively less temperature rise with PAC.
The polymerization heat, peak and maximum temperature of exotherm of B-z[(OH).sub.3] is the was lower than benzoxazine (B-o) monomer.
It has a low exotherm and long working life of five to seven hours at room temperature.
Its low exotherm also makes it suitable for potting, encapsulating, and casting, especially where wider cross section thicknesses are specified.
Its low exotherm also makes it a superb potting, encapsulating, and casting system, especially where wider cross section thicknesses are specified.
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.