Abstract: The invention includes a method of bonding a perfluoroelastomer material to first surface that includes: (a) contacting a first surface with a bonding agent comprising a curable perfluoropolymer and a curing agent; (b) curing the bonding agent to form a perfluoroelastomer material that is bonded to the first surface. In the practice of such method, the bonding agent may be a solution prepared by dissolving the curable perfluoroelastomer and the curing agent in a solvent. In an embodiment of the invention, the perfluoroelastomer material formed in step (b) is a coating layer or, alternatively, the first surface is a surface of a perfluoroelastomer member and the perfluoroelastomer material formed is a perfluoroelastomer weld.

Abstract: An apparatus includes a pair of connectors, two or more conductive paths formed in each connector in the pair of connectors, and a shroud encompassing at least a portion of the pair of connectors. The pair of connectors includes a first connector and a second connector. The first connector is substantially more flexible than the second connector, and each connector in the pair of connectors includes a bulkhead. Each of the two or more conductive paths in each connector in the pair of connectors is electrically isolated from all other conductive elements in the pair of connectors. The shroud is located between the bulkheads and disposed about the pair of connectors when the pair of connectors are coupled together electrically.

Abstract: An apparatus includes a connector with isolated conductive paths In various embodiments, a method includes assembling, at least partially, the connector using a groove of the connector. A flexible member can be secured in the groove and solder can be flowed into the flexible member in the groove. Additional apparatus, systems, and methods are disclosed.

Abstract: Self-bonding curable fluoroelastomer compositions are provided wherein the compositions including a) a fluoropolymer composition having at least one curable fluoropolymer; and b) a compound selected from the group consisting of aluminum acrylates, silicon acrylates, and ammonia acrylates, wherein the self-bonding curable fluoroelastomer composition is able to bond directly to a substrate. Bonded structures formed of such self-bonding compositions and a substrate having a surface bonded thereto are also described herein along with a method for bonding a self-bonding curable fluoroelastomer composition to a substrate surface. The fluoroelastomers herein may encompass both non-fully fluorinated (FKM) and fully fluorinated (FFKM) elastomers.

Abstract: The invention encompasses a rivetless nut plate that includes: a base plate having an inferior face and a superior face, a plurality of extensions for engaging a fastener, each of the extensions extending from the superior face in a direction substantially perpendicular to the superior face, the extensions defining a cage region between the extensions, and the extensions being adapted to receive a retainer for retaining the fastener against the superior face in the cage region, and an anchor comprising a body extending from the inferior face to a distal end, having a groove to contain a portion of a substrate that is formed about the anchor being disposed between the inferior face and the distal end and the body having a conformation that is not rotationally symmetrical about an axis perpendicular to the inferior face of the base plate.

Abstract: Included within the scope of the invention is an article of cured fluoroelastomer composition bonded to an inert substrate. The cured fluoroelastomer composition includes a fluoropolymer, a silica, and an acrylate compound. The fluoroelastomer composition is bonded to the inert substrate with a bind having a bond durability of at least about 1500 pounds load at 20° C. The inert substrate may be a metal substrate or a ketone-based polymer substrate. Also included are methods of bonding a fluoroelastomer composition to an inert substrate that may be, for example, a metal substrate or a ketone-based polymer substrate. The methods include contacting a curable fluoroelastomer composition to an inert substrate and curing the fluoroelastomer composition to form a bond between the composition and the inert substrate. The curable fluoroelastomer composition of the methods includes an acrylate compound, a curing agent, silica, and a fluoropolymer that comprises at least one cure site monomer.

Abstract: An apparatus includes a pair of connectors, two or more conductive paths formed in each connector in the pair of connectors, and a shroud encompassing at least a portion of the pair of connectors. The pair of connectors includes a first connector and a second connector. The first connector is substantially more flexible than the second connector, and each connector in the pair of connectors includes a bulkhead. Each of the two or more conductive paths in each connector in the pair of connectors is electrically isolated from all other conductive elements in the pair of connectors. The shroud is located between the bulkheads and disposed about the pair of connectors when the pair of connectors are coupled together electrically.

Abstract: An apparatus includes a pair of connectors, two or more conductive paths formed in each connector in the pair of connectors, and a shroud encompassing at least a portion of the pair of connectors. The pair of connectors includes a first connector and a second connector. The first connector is substantially more flexible than the second connector, and each connector in the pair of connectors includes a bulkhead. Each of the two or more conductive paths in each connector in the pair of connectors is electrically isolated from all other conductive elements in the pair of connectors. The shroud is located between the bulkheads and disposed about the pair of connectors when the pair of connectors are coupled together electrically.

Abstract: The disclosure herein includes rapid gas decompression (RGD)-resistant fluoroelastomeric compositions and includes a curable fluoropolymer having a curesite monomer with at least one functional group capable of curing with a peroxide curative. The compositions include a bisphenyl-based curative and an organic peroxide curative and an organic peroxide co-curative. The fluoroelastomeric compositions have a ratio of the bisphenyl-based curative to the organic peroxide co-curative of about 0.25:1 to about 1.5:1 and a ratio of the bisphenyl-based curative to the organic peroxide of about 0.5:1 to about 1.5:1. Such compositions can be formed into seals meeting RGD industry standards in a variety of sizes, up to and/or exceeding 5 mm in thickness or cross-sectional diameter.

Abstract: The invention includes a gas dispersion plate to provide reactant gases to a reaction chamber comprising: a plate body having a first surface and a second surface, the plate body having at least one injection passage that spans the plate from the first surface to the second surface, the distance along the passage from the first surface to the second surface defining the length of the passage, wherein the injection passage includes an ion trap chamber, through which gas flows from the first surface of the plate to the second surface of the plate. In an embodiment, the passage includes an inlet portion interposed between the first surface and the chamber and an outlet portion that is interposed between the ion trap chamber and the second surface.

Abstract: Molded articles are described herein having a surface feature thereon, the articles being formed so as to include a polymeric composite material having reinforcing fibers in a polymeric matrix material. The surface feature(s) is created during heat molding of the polymeric composite material to form the article and the surface feature(s) include the polymeric matrix material and the reinforcing fibers therein.

Abstract: The present invention includes crosslinked perfluoroelastomeric compositions and molded articles formed from a cross-linkable perfluoroelastomeric composition having a first curable perfluoropolymer having a cure site monomer and a second perfluoropolymer having a cure site monomer. The molar ratio of the tetrafluoroethylene monomer to perfluoroalkylvinyl ether in one perfluoropolymer is about 0 to 100 to about 65 to 35 in the perfluoropolymer. The molar ratio of the tetrafluoroethylene monomer to the perfluoroalkylvinyl ether monomer in the second polymer is about 65:35 to about 95:5 in the second perfluoropolymer. The composition further includes a curative.

Abstract: There are provided a crosslinkable elastomer composition which assures a small change in weight in both of There are provided a crosslinkable elastomer composition which assures a small change in weight in both of O2 plasma treatment and O2/CF4 plasma treatment and is capable of significantly inhibiting generation of foreign matters (particles) in these treatments, and a molded article made of the composition. The crosslinkable fluorine-containing elastomer composition comprises a crosslinkable fluorine-containing elastomer, silicon carbide particles having a bulk density of not more than 0.15 g/cm3, and further a crosslinking agent as case demands, and the molded article is obtained by crosslinking the composition.

Abstract: Bonding compositions are provided herein for bonding a curable fluoroelastomer composition, and preferably a perfluoroelastomer composition, to a substrate during a heat curing process. The compositions include (a) a compound selected from the group consisting of aluminum acrylates, silicon acrylates, ammonia acrylates, and combinations thereof, (b) an adhesive compound; and (c) a solvent. Methods of bonding fluoro- and perfluoroelastomers to a substrate surface are also including herein which utilize the bonding compositions.

Abstract: A curable fluorine-containing elastomer composition is described which includes a first curable perfluoropolymer comprising tetrafluoroethylene, a first perfluoroalkylvinyl ether and at least one first cure site monomer having at least one cure site, wherein tetrafluoroethylene is present in the first curable perfluoropolymer in an amount of at least about 50 mole percent; a second curable perfluoropolymer comprising tetrafluoroethylene, a second perfluoroalkylvinyl ether and at least one second cure site monomer having at least one cure site, wherein the second curable perfluoropolymer comprises fluoroplastic particles therein; and at least one curative. Cured compositions and molded articles formed from such compositions are also disclosed.

Abstract: A method and apparatus are provided which enable formation of a thermoplastic article having a high volume loading of a long fiber reinforcement.

Abstract: An apparatus includes a pair of connectors, two or more conductive paths formed in each connector in the pair of connectors, and a shroud encompassing at least a portion of the pair of connectors. The pair of connectors includes a first connector and a second connector. The first connector is substantially more flexible than the second connector, and each connector in the pair of connectors includes a bulkhead. Each of the two or more conductive paths in each connector in the pair of connectors is electrically isolated from all other conductive elements in the pair of connectors. The shroud is located between the bulkheads and disposed about the pair of connectors when the pair of connectors are coupled together electrically.

Abstract: Self-bonding curable fluoroelastomer compositions are provided wherein the compositions including a) a fluoropolymer composition having at least one curable fluoropolymer; and b) a compound selected from the group consisting of aluminum acrylates, silicon acrylates, and ammonia acrylates, wherein the self-bonding curable fluoroelastomer composition is able to bond directly to a substrate. Bonded structures formed of such self-bonding compositions and a substrate having a surface bonded thereto are also described herein along with a method for bonding a self-bonding curable fluoroelastomer composition to a substrate surface. The fluoroelastomers herein may encompass both non-fully fluorinated (FKM) and fully fluorinated (FFKM) elastomers.

Abstract: An apparatus includes a pair of connectors, two or more conductive paths formed in each connector in the pair of connectors, and a shroud encompassing at least a portion of the pair of connectors. The pair of connectors includes a first connector and a second connector. The first connector is substantially more flexible than the second connector, and each connector in the pair of connectors includes a bulkhead. Each of the two or more conductive paths in each connector in the pair of connectors is electrically isolated from all other conductive elements in the pair of connectors. The shroud is located between the bulkheads and disposed about the pair of connectors when the pair of connectors are coupled together electrically.

Abstract: The present invention includes crosslinked perfluoroelastomeric compositions and molded articles formed from a cross-linkable perfluoroelastomeric composition having a first curable perfluoropolymer having a cure site monomer and a second perfluoropolymer having a cure site monomer. The molar ratio of the tetrafluoroethylene monomer to perfluoroalkylvinyl ether in one perfluoropolymer is about 0 to 100 to about 65 to 35 in the perfluoropolymer. The molar ratio of the tetrafluoroethylene monomer to the perfluoroalkylvinyl ether monomer in the second polymer is about 65:35 to about 95:5 in the second perfluoropolymer. The composition further includes a curative.