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By Scott Braddam [caption id="attachment_249" align="aligncenter" width="302"] Hand Impression in Memory Foam[/caption] Since about 2004, when I bought my current memory foam bed, I’ve been sold on the benefits of memory foam. There is truly no other feeling in the world which is close to sleeping on memory foam. Memory foam is like sleeping on silk sheets, unless you’ve done it, you can’t possibly understand why people rave about it. My bed is a pure foam bed, meaning no springs...
(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 Foam Polyurethane (PU) foam is made by linking large molecules, usually isocyanates, to each other with modified oil...
History of Mattress Foams Most of us appreciate some cushioning when sitting or lying on a hard surface for very long. This has been true for thousands of years, with cushions for sitting and sleeping. Mattresses began with fiber sleeping mats laid out on a floor. At some point, long cushions or pillows were made, filled with wool, straw, feathers, sawdust, horsehair—anything to soften a hard surface. In the middle of the 19th Century, coiled springs were invented for buggy and wagon...
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