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 ?
Exotherms give direct information about photopolymerization rates.
Kinetics analysis and physical properties of photocured silicate-based thiol-ene nanocomposites: The effects of vinyl POSS ene on the polymerization kinetics and physical properties of thiol-triallyl ether networks
With a heat of combustion of 25 kJ/g these 30 [micro] g can cause an exotherm of 750 mJ
Safety screening of chemicals
Unlike thermoset prepregs, CBT prepregs are non-reactive at room temperature thus providing a virtually infinite shelf life and CBT resins do not have an exotherm during polymerization.
Cyclics Corporation Demonstrates PBT Thermoplastic Pre-Preg that Processes Like Thermoset Pre-Preg; Looks for Marketing Partners
The exotherm maximum was found at 460 K and the heat of decomposition was of the order of 1000 J [g.
Plastisol foaming process. Decomposition of the foaming agent, polymer behavior in the corresponding temperature range and resulting foam properties
After the exotherm subsided, the reaction mixture was stirred at ambient temperature for 12 h.
Epoxidized fatty acid-derived oxazoline in thermoset coatings
Computer control system has cycle editor with more than 24 controllable parameters, including part-heat rate, guaranteed soak, exotherm detection, pressure rate, vacuum levels, and alarms.
Reinforced plastics equipment
He is directly responsible for the development of the patented neutral pH BriteSmile Procedure Gel (used in conjunction with the BriteSmile light system), in addition to many of the peripheral products used in conjunction with the BriteSmile procedure or as take-home whitening maintenance products, such as the BriteSmile Low Exotherm Barrier Material, the BriteSmile Masking Creme, and the BriteSmile Whitening Maintenance Non-Alcohol Mouthwash.
BriteSmile to Expand Into Oral Care Products; Company to Acquire Important Portfolio of Intellectual Property
These resins are designed for long adjustable gel times and low peak exotherm (less than 150 degrees F.
Reichhold Introduces Hydrex 100-HF Low-VOC, High-Flow Rate Infusion Resin
A glass transition shoulder and an endotherm of chain relaxation at about 62[degrees]C were observed for the reference (curve 5) and melt drawn (curve 4) fibers, as well as a melting crystallization exotherm and a melting endotherm.
Effects of thermal treatment on the microstructure and thermal and mechanical properties of poly(lactic acid) fibers
If the temperature of the sample rises when no additional heat is applied, that is termed an exotherm and can indicate cure.
Analytical methods used to determine failure modes in rubber-to-metal parts
Dow Automotive developed new polyol chemistry that provides fast reaction, low exotherm, and good mechanical properties.
SPE automotive awards highlight materials & processing advances
8 g of 77%) was added all at once, and 8[degrees]C exotherm was noted.
Epoxidized poly(decenyloxazoline) in thermoset coatings
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