Memoryfoam mattress is a type of mattress that's created from polyurethane. Besides polyurethane, it is also made from other styles of compounds. The compounds which can be added to the mattress foams offers it the ability to increase in thickness. Memory foam mattress is also called viscoelastic polyurethane foam. The bed was created in order to meet the mattress shoppers' requirement. The Memory Foam Mattress' annals can be traced back again to the Ames Research Center of NASA. NASA's Ames Research Center financed a project to design a mattress foam that will help to relieve pain of the astronauts caused by g-forces back in the 1970s. NASA considered the foam material ought to be used to conform to the form of your body. The individual could eventually move out of the career, though creating a form for your body can help resolve the situation. Around the body, incorrect pressure points is going to be created consequently. Later, the research team from NASA's Ames Research Center discovered a method to create a foam that can conform the the body's design. It is a elastc foam that may equally spread the body's weight towards the foam area. serta memory foam mattress The breakthrough caused Fagerdala World Foams of Sweden to test out it and sell it for the buyers. In 1991, Tempur Pedic, an organization based in Sweden sold the investigation mattresss foam to the people in Sweden. Next, Tempurpedic bought the memory mattress foam towards the people that reside in United States and Canada. Tempur Pedic's mattress became extremely popular. The success of Tempurpedic had caused the makers sell them to the local consumers and to create their particular types of polyurethane foam mattresses. Polyurethane foam product is used while the foam memory. The bed manufacurers can incorporate several kinds of chemicals to change the density of the foam. After the chemical is added, the foam may have higher thickness. Besides, the manufacturer may add a viscoelastic foam material. The viscoelastic foam is non-toxic. Simply how much compounds are utilized in the production process of the foam detemins the foam fat. Lighter polyurethane foam bed fat in between 2 - 3 pound.