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PUR foam technology eliminates metal springs in furniture.


New polyurethane foam Noun 1. polyurethane foam - a foam made by adding water to polyurethane plastics
polyfoam

polyurethan, polyurethane - any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or
 chemistry could make metal springs in furniture a thing of the past and cut cost by up to 35%. Micro-Springs PUR foam technology from BASF BASF Bar Association of San Francisco (since 1872; San Francisco, California)
BASF Badische Anilin und Soda Fabrik (German chemical products company)
BASF Builders Association of South Florida
 Corp., Polyurethanes, Wyandotte, Mich., produces a one-piece, drop-in unit that consists of millions of tiny polymer "springs" that reportedly deliver the same or better comfort, feel, and durability as conventional eight-way, hand-tied metal furniture springs. The foam is typically around 4 pcf density compared with 1 to 2.5 pcf for typical PUR furniture foams.

BASF sells both the chemicals and the patented foam process technique that is said to enhance the durability and haptic haptic /hap·tic/ (hap´tik) tactile.

hap·tic
adj.
Of or relating to the sense of touch; tactile.



haptic

tactile.
 (comfort) properties of the new foam. Integral to Micro-Springs is BASF's Pluralux PUR system, based on its Pluracol high-resilience graft polyol, which reportedly confers better physical properties at high densities (3.8 pcf) than other HR or latex foams. Micro-Springs foam boasts tensile strength tensile strength

Ratio of the maximum load a material can support without fracture when being stretched to the original area of a cross section of the material. When stresses less than the tensile strength are removed, a material completely or partially returns to its
 of 23 psi, elongation elongation, in astronomy, the angular distance between two points in the sky as measured from a third point. The elongation of a planet is usually measured as the angular distance from the sun to the planet as measured from the earth.  of 176%, tear strength of 176 lb/in., and recovery of 87%. Tel: (734) 324-6292 * PT Direct: 517FV

[ILLUSTRATION OMITTED]
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Title Annotation:RIM/Urethanes
Publication:Plastics Technology
Date:Feb 1, 2005
Words:171
Previous Article:Lightweight TP composite targets rail interiors.(Composites)
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