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Kapton is a polyimide film used in flexible printed circuits (flexible electronics) and space blankets, which are used on spacecraft, satellites, and various space instruments. Invented by the DuPont Corporation in the 1960s, Kapton remains stable across a wide range of temperatures, from 4 to 673 K (−269 to +400 °C). Kapton is used in ...
MLI gives many satellites and other space probes the appearance of being covered with gold foil which is the effect of the amber-coloured Kapton layer deposited over the silver Aluminized mylar. For non-spacecraft applications, MLI works only as part of a vacuum insulation system. [1]
A space blanket (also known as a Mylar blanket, emergency blanket, first aid blanket, safety blanket, thermal blanket, weather blanket, heat sheet, foil blanket, or shock blanket) is an especially low-weight, low-bulk blanket made of heat-reflective thin plastic sheeting. They are used on the exterior surfaces of spacecraft for thermal control ...
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.
American 2016: Flexible insulation from Owens Corning includes faced and unfaced rolls of glass wool and with foil. [91] 1960s values: All thermal conductivities from Cypress to Maple are given across the grain. [92] Hydrogen: 0.1819 [93] 290 Hydrogen gas at room temperature. Ice: 1.6 [23]-2.1 [6]-2.2 [64]-2.22 [94] The Historic Ice Authorities ...
Here the announced "Kapton capacitors" are in reality supercapacitors, a completely different technology. [56] Perhaps the Kapton film in these supercapacitors is used as a separator between the electrodes of this double-layer capacitor. Kapton films are often offered as an adhesive film for the outer insulation of capacitor packages.
For comparison, 5 micrometre thick Mylar sail material mass 7 g/m 2, aluminized Kapton films have a mass as much as 12 g/m 2, [56] and Energy Science Laboratories' new carbon fiber material masses 3 g/m 2. [60] The least dense metal is lithium, about 5 times less dense than aluminium. Fresh, unoxidized surfaces are reflective.
Kapton is a type of polyimide film, has very low outgassing. Kapton is discouraged if a ceramic alternative can be used. [3] Some elastomers have sufficient vacuum properties to be employed in vacuum o-rings: NBRs, (nitrile rubber), commonly used for demountable vacuum seals (bakeable only up to 100 °C).
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