[caption id="attachment_461" align="aligncenter" width="400"] Technogel's gel tower layer[/caption]
Infusion of bedding foams with gel was first used in Europe, and is now widely used in the United States. Gel infusion was first introduced to modify the support properties of the foam. Later it was promoted as making memory foam cooler.
What is gel?
Gel can be called a semi-solid. It is both solid and fluid. The International Union of Pure and Applied Chemistry defines it as...
by Wesley Vaughn
[caption id="attachment_342" align="aligncenter" width="397"] Sealy Mattress and Box Spring[/caption]
It is common knowledge that we need sleep, and that—for the most part—several factors determine whether and how we sleep. Among these factors are time of day, how tired we are, physical condition, medication, diet, amount of light, noise, vibration and motion, warmth and cold, pain and comfort.
Even knowing this much, it is easy for many people to...
(Continued from Part 1)
The three major kinds of foam used in mattresses are polyurethane foam, visco-elastic memory foam, and latex foam. Each kind of foam has variations. First, there are different ingredients in these foams. Then there are different densities and firmness levels. Now gel is infused into different foams to add desired characteristics.
Polyurethane (PU) foam is made by linking large molecules, usually isocyanates, to each other with modified...