Posted August 20th, 2016
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Category Archives: gel

The Silver Anniversary for Memory Foam Mattresses

This year (2016) is the Silver Anniversary of memory foam mattresses. It was 25 years ago that Fagerdala World Foam put the Swedish Tempur Mattress on the market in Sweden. The popularity of this led the company to start selling memory foam mattresses in the United States, and Tempur-Pedic was established in Lexington, Kentucky. Since then, memory foam has changed the way mattresses are made. Memory foam mattresses quickly surpassed waterbed sales. It took longer to match innerspring...

See-Saw Support

See-Saw Support I remember when as a child I played with other children on a tilting board, variously called a "see-saw" or "teeter-totter." Pushing with our feet, we would alternately go up and down. Easy enough to do when we were both close to the same weight. This was where we learned the principle of the balance scale. When one end goes down, the other goes up. and it's the heavier end that goes down. That's the way it was on the see-saw. With an average first grader and a fifth...

What Are You Sleeping On? The Ingredients List for Mattress Recipes

What Are You Sleeping on? The Ingredients List for Mattress Recipes  What are you sleeping on? A few of the readers of this article may sleep in a sleeping bag or on folded blankets or quilts on a sleeping mat or an air mattress, especially if they are camping at the time and using a smart phone or tablet. Most of us, however, sleep on beds of one sort or another, also including sofas, futons, semi sleepers, and built-in beds. The most common configuration for a bed in North America is a...

Gel

[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...

Latex

Latex  is used in several ways in mattresses and bedding. It is commonly used in pillows and mattress pads/toppers.  It can be found in cover quilting and comfort layers on innerspring mattresses.  Even memory foam mattresses may have a latex layer.  Then there are latex mattresses, usually a latex comfort section over a base foam support core.  Some latex models also have a latex support core, either (mostly) a high-density and high resiliency latex foam or (seldom) a solid block of...

Memory Foam

[caption id="attachment_249" align="aligncenter" width="302"] Hand Impression in Memory Foam[/caption]   Visco-elastic memory foam was developed from polyurethane.  It is denser than polyurethane, and is also more sensitive to heat.  When someone sits or lies on it, the memory foam becomes softer, allowing the person to sink into it. This way it conforms to a sitter’s or sleeper’s body contours. The memory foam can be formulated to be more or less heat sensitive, therefore...


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