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Chemical structure of Kapton, a polyimide. Polyimide (sometimes abbreviated PI) is a polymer containing imide groups belonging to the class of high-performance plastics.With their high heat-resistance, polyimides enjoy diverse applications in roles demanding rugged organic materials, such as high temperature fuel cells, displays, and various military roles.
BoPET film was developed in the mid-1950s, [6] [7] originally by DuPont, [6] Imperial Chemical Industries (ICI), and Hoechst. In 1953 Buckminster Fuller used Mylar as a skin for a geodesic dome, which he built with students at the University of Oregon. [8] In 1955 Eastman Kodak used Mylar as a support for photographic film and called it "ESTAR ...
For instance u value of ETFE single layer, double and three layers are approximately: 5.6, 2.5 and 1.9 W/m2.k respectively [7] while concerning g value of etfe cushion or SHGC in ETFE systems it can vary between 0.2 to 0.95 using frits [5] and for further info about SHGC in ETFE refer to [8]
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Aerial photo of the Dupont Experimental Station in the summer of 1997. The Brandywine Creek is in the immediate foreground and right. The stone building in the center of the picture is the original clubhouse of the Dupont Country Club which has now been displaced to the upper left of the photo.
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It was a product of DuPont Performance Elastomers, a subsidiary of DuPont. [1] Hypalon as it is now known in the marine industry today is a remarketed version of the old Hypalon using an additional layer of neoprene (cr) so the new chemical formulation is csm/cr. [ 2 ]
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