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pot life

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pot life [′pät ‚līf]
(chemical engineering)
(engineering)
The period of time during which paint remains useful after its original package has been opened or after a catalyst or other additive has been incorporated. Also known as spreadable life; usable life.

pot life
1. The period of time during which a thermosetting plastic or rubber composition remains suitable for its intended use after mixing with a reaction-initiating agent; working life.
2. The length of time a paint material is useful after its original package is opened, or after catalyst or other ingredients are added; also called usable life, spreadable life.


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The product may also have a pot life, which is the period in which the product must be applied.
While the One Part LSR pumps and processes like the normal two-part LSR, it has the distinct advantage of having a very long pot life, reduced risk of cure inhibition, and longer scorch time similar to the peroxide cured heat cure rubber.
The heat-activated curative is "blocked" below a certain reaction temperature, which allows longer pot life plus short demold times, says Chemtura.
 
 
 
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