Results 111 to 120 of about 27,319 (229)

Development of flame resistant treatment for nomex fibrous structures [PDF]

open access: yes
Technology which renders aramid fibrous structures flame resistant through chemical modification was developed. The project scaled up flame resistant treatment from laboratory fabric swatches of a few inches to efficiently producing ten yards of ...
Toy, M. S.
core   +1 more source

Composite gaskets are compatible with liquid oxygen, resist compression set [PDF]

open access: yes, 1966
Gaskets fabricated by laminating fluorocarbon polymers with fiber glass cloth have a low compression set. Their flexibility is not subject to drastic changes at the temperature of liquid oxygen with which they are used.
Gosnell, R. B.
core   +1 more source

Development of a special purpose spacecraft interior coating. Phase 2 [PDF]

open access: yes
Numerous acrylic and epoxy modifiers for the fluorocarbon latex resin base were investigated. Optimum coatings were developed by modifying the fluorocarbon latex with an epoxy acrylic resin system.
Bartoszek, E. J.   +2 more
core   +1 more source

Mechanism of Nano-fluorocarbon Coating Restraining Ice Blocking in Supercooled Heat Exchanger

open access: yesZhileng xuebao, 2012
Ice slurry has been widely used in many fields because of its thermal properties, and ice-making technology has become a focus of study. Dynamic ice-making with supercooled water is one of the most promising method in making ice slurries, but the major ...
Wang Hong   +3 more
doaj   +2 more sources

Sleeve bearings made of DU material Test report, Aug. - Dec. 1961 [PDF]

open access: yes
Sleeve bearings of DU material consisting of thin bronze spheres lining surrounded by mixture of TFE fluorocarbon plastic and lead sintered on tin plated steel ...
Norman, R. M.
core   +1 more source

Antisoiling technology: Theories of surface soiling and performance of antisoiling surface coatings [PDF]

open access: yes
Physical examination of surfaces undergoing natural outdoor soiling suggests that soil matter accumulates in up to three distinct layers. The first layer involves strong chemical attachment or strong chemisorption of soil matter on the primary surface ...
Cuddihy, E. F., Willis, P. B.
core   +1 more source

Reaction of perfluoroalkylpolyethers (PFPE) with 440C steel in vacuum under sliding conditions at room temperature [PDF]

open access: yes
Reactions of perfluoroalkylpolyethers (PFPE: Fomblin, Demnum and Krytox) were studied during the sliding contact of stainless steel specimens under ultrahigh vacuum conditions. All three fluids reacted with the steel specimens during sliding.
Morales, Wilfredo, Mori, Shigeyuki
core   +1 more source

Preparation, characterization, physical testing and performance of fluorocarbon membranes and separators [PDF]

open access: yes
The direct fluorination method of converting carefully selected hydrocarbon substrates to fluorinated membranes was successfully applied to produce promising, novel membranes for electrochemical devices.
Dumitru, E. T., Lagow, R. J.
core   +1 more source

Radiation-Grafted Polymer Electrolyte Membranes for Anhydrous Fuel Cell Operation. [PDF]

open access: yesACS Polym Au
Mecadon KR   +6 more
europepmc   +1 more source

Development of an all-metal thick film cost effective metallization system for solar cells [PDF]

open access: yes
Electrodes made with pastes produced under the previous contract were analyzed and compared with raw materials. A needle-like structure observed on the electroded solar cell was identified as eutectic copper-silicon, a phase considered to benefit the ...
Parker, J., Ross, B.
core   +1 more source

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