intumescence


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intumescence

[‚in·tü′mes·əns]
(materials)
The property of a material to swell when heated; intumescent materials in bulk and sheet form are used as fireproofing agents.

intumescence

The process of swelling up, as with the application of heat, such as vermiculite that is heat-treated for use in thermal insulation.
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References in periodicals archive ?
The distances measured between the spinal nerve roots show a tendency to decrease in the craniocaudal direction, except for the portions comprised between the cervical and lumbar intumescences.
One of the most widely preferred halogen-free flame-retardant systems for flame-retarding PP through intumescence is ammonium polyphosphate (APP) used in conjunction with a polyhydric carbonization source.
Fire Retardancy of Polymers: The Use of Intumescence, The Royal Society of Chemistry, Cambridge, UK (1998).
Such repeated intumescence will exceed the original thickness of the coating by a factor of 1000.
V-2 * Intumescence * Properties * Cost Flame Retarding Polyethylene * Halogen type Melt index vs.
The performance of glass fibers is, in this respect, similar to intumescence in polyolefins in that both reduce material flow into the fire.
Now EG is a new kind of physical intumescence flame retardant, and it is not only of high efficiency but also friendly to environment.
Based on proprietary phosphorus compounds, the masterbatches achieve their flame-retardant property through intumescence.