Posted June 28th, 2014
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Polyurethane Foam

Tag Archives: mattresses

Polyurethane Foam

One of the common ingredients in mattresses and upholstered is polyurethane foam. In descriptions of mattresses, it is often called "poly foam." With differing densities, resiliency and other characteristics, it can be a base pad, support core, comfort layer, or quilting foam. It was used before the invention of memory foam, which itself was developed from polyurethane. Polyurethane (PU) foam is made by linking large molecules, usually isocyanates, to each other with modified oil molecules...

Beware of Biased Reviews

by Wesley Vaughn A Bed and Mattress article on Beds.Org discussed the importance of impartial bed and mattress reviews. Finding honest, unbiased, impartial mattress reviews and bed reviews is vital if we use them to determine which bed or mattress to buy. But while looking for impartial reviews, we need to be wary of those which are slanted, especially those which are fraudulent. What is the purpose of a review? A review is usually considered a careful, honest evaluation. Reviews of...

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...

Mattresses, Beds, and How We Sleep

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...

Quality Sleep: How to Get a Night of Rest and Restoration

by Wesley G. Vaughn If someone tells you, "It's not how long you sleep, but how well you sleep," they're half right. It's both. Research studies show us that quantity and quality of sleep are correlated and work together. We cannot have quality sleep unless we have enough sleep. On the other hand, staying in bed for a certain amount of time does not automatically provide us with much needed rest, relaxation and restoration. Sleeping long but not sleeping well may be called "Empty Sleep...

Benefits of Sleep: The Importance of Rest

Proper rest, including quality sleep, is vital to our health and well-being. It is not only an issue of personal health, but one of safety. The Department of Transportation has regulations limiting the amount of time commercial drivers can operate their vehicles without time off for rest. Numerous airline, maritime and industrial accidents have been blamed on operator fatigue. Lack of rest also affects workplace efficiency. Office workers sometimes nod at the desk, with a long string of one...

The Great Mattress Cover-up

By Wesley Vaughn [caption id="attachment_270" align="aligncenter" width="480"] Cover of WJ Southard Archetype mattress[/caption] Ever since the transition from woven sleeping mats, mattresses have been covered. Whether filled with sawdust, straw, or feathers, a cover—also called ticking—defined the shapes and dimensions of the earliest mattresses. The role of the cover was to hold the loose materials in place. The first cover materials were whatever was available where the mattresses...

Memory Foam Mattresses – Good or Bad?

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...

Microcoils

[caption id="attachment_199" align="aligncenter" width="242"] Leggett & Platt "Softouch" Microcoil[/caption] Definition Microcoils (or minicoils) are coils which are smaller than standard innerspring coils. Innersprings are usually 6” to 8” high. Some microcoils are 4” high, but most are much shorter, usually 1” to 2½” high. They are also narrower and made with lighter gauge wire. Some microcoils are only ¾” tall. At least one supplier calls the shorter ones...

Mattress Foams – Part 2

(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...



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