Abstract: The invention relates to antenna apparatus comprising: an antenna, a signal conductor and one or more RF MEMS switches, the antenna being conductively connected to the signal conductor, the MEMS switches and at least a portion of the signal conductor being supported by a crystalline MEMS substrate; and a capping substrate comprising a capping portion, wherein an enclosed volume is formed around the said MEMS switches between the capping portion and at least a portion of the crystalline MEMS substrate, and wherein the capping substrate comprises the said antenna.

Abstract: A curable composition can comprise a polymerizable material and an initiator. The polymerizable material can comprise a first monomer and a second monomer, wherein the second monomer is soluble in the first monomer, and the second monomer includes a ring structure selected from a maleimide ring, a pyrone ring, or a 2-furanone rings. The curable composition can have a viscosity of not greater than 10 mPa·s, a fast curing kinetic, low shrinkage during curing, and is suitable for use in inkjet adaptive planarization.

Abstract: A fastener sealing material for application to fasteners is formulated from an acrylate present in a concentration of about 90 to about 97 percent by weight of the sealing material and a nanostructured material present in a concentration of about 3 to about 10 percent by weight of the sealing material. The sealant is applied to the fastener as a liquid and is cured using an ultraviolet or LED light source and without the use of heat.

Abstract: Inhibition by oxygen of the peroxide-initiated cure of a composition based on (meth)acrylates or other compounds containing free radical-polymerizable functional groups is mitigated by inclusion of one or more polythiols in the composition. Such compositions may be formulated as multi-part systems, which are useful for the preparation of coatings and sealants.

Abstract: A composition may include a resin and a plurality of polymer nanoparticles included in the resin to form a resin mixture. At least some of the polymer nanoparticles may have a greater distortion capability than the resin due to the nature of the polymer backbone of the polymer nanoparticles, and/or due to the nanoparticle free volume being greater than the free volume of the resin, and/or due to the nanoparticle porosity being greater than a porosity of resin. The incorporation of the polymer nanoparticles in the resin may result in an improvement in the strain and/or distortional capability of the resin mixture which may improve the performance of the composite structure.

Abstract: The present invention relates to a diacrylate compound represented by general formula (1), a composition thereof, and a cured product of the compound/composition. In the formula, R denotes a hydrogen atom or a methyl group; R1, R2, R3, and R4 each independently denote a C1-6 linear or branched alkyl group, with the proviso that R1, R2, R3, and R4 are not all methyl groups. The present invention provides: a novel diacrylate compound which can provide a cured product having an excellent balance of physical properties such as low curing shrinkage, flexibility, resistance to bending, and low curling properties, and which can be used as a photo- or thermal-radical polymerizable monomer; a composition of the compound; and a cured product of the compound/composition.

Abstract: The present invention aims to provide a primer composition that can give good adhesion between an acrylic resin and an inorganic substrate, such as a substrate formed of metal, metal oxide, glass, ceramic, cement, or mortar and is suitably used as a primer for bonding them together. The primer composition is produced by mixing (a) a polythiol having at least two mercapto groups in one molecule, (b) a silane compound having at least one functional group and at least one alkoxysilyl group in one molecule, the at least one functional group being reactive with a mercapto group, and water.

Abstract: The present invention relates to anaerobic curable compositions, such as adhesives and sealants, containing blocked acrylic acid compounds. The blocked acrylic acid compounds are labile (meth)acrylic acid compounds having an acetal linkage, which cleaves to release (meth)acrylic acid during anaerobic cure. In this way, the block acrylic acid compounds acts as an adhesion promoter thereby promoting adhesion to various substrates.

Abstract: The present invention relates to novolac vinyl esters useful as thermal resistance conferring components for anaerobic curable compositions, and anaerobic curable compositions having such novolac vinyl esters. The compositions are particularly useful as adhesives and sealants.

Abstract: The invention relates to a method for grafting an organic film onto an electrically conductive or semiconductive surface by electro-reduction of a solution, wherein the solution comprises one diazonium salt and one monomer bearing at least one chain polymerizable functional group. During the electrolyzing process, at least one protocols consisting of an electrical polarization of the surface by applying a variable potential over at least a range of values which are more cathodic that the reduction or peak potential of all diazonium salts in said solution is applied. The invention also relates to an electrically conducting or semiconducting surface obtained by implementing this method. The invention further relates to electrolytic compositions.

Abstract: Anaerobic curing formulations for sealing and/or blocking screws, nuts, bolts and screw or sealing caps are described. The sealing formulation comprises at least one acrylic resin and phenoxy-polyethoxy sulphate. The self-locking formulation comprises at least one diacrylate, an acrylic resin, a microencapsulated polymerisation initiator and a microencapsulated polymerisation accelerator. A method is described for coating a polymerization accelerator to obtain a microencapsulated polymerisation accelerator.

Abstract: Methods of (co)polymerizing ethylenically-unsaturated materials, including the steps of providing a non-deaerated mixture of free radically (co)polymerizable ethylenically-unsaturated material in a batch reactor, exposing the non-deaerated mixture to a source of ionizing radiation for a time sufficient to initiate (co)polymerization of at least a portion of the free radically (co)polymerizable ethylenically-unsaturated material, and allowing the free radically (co)polymerizable ethylenically-unsaturated material to (co)polymerize under essentially adiabatic conditions while continuing to expose the mixture to the source of ionizing radiation for a time sufficient to yield an at least partially (co)polymerized (co)polymer. The ethylenically-unsaturated materials are selected from vinyl-functional monomers, vinyl-functional oligomers, vinyl-functional macromers, and combinations thereof. The mixture is preferably free of thermally-induced or UV-induced free radical polymerization initiators.

Abstract: The present technology provides for adhesive beads, comprising a shell and a core wherein the core comprises one or more cyanoacrylate monomers and the shell comprises a polycyanoacrylate of the same one or more cyanoacrylate monomers. The present technology further provides for methods of making and using the adhesive beads.

Abstract: Provided are a curable composition and its use. The curable composition exhibits excellent processability and workability before curing, and excellent light extraction efficiency, hardness, thermal and shock resistance, moisture resistance, gas permeability, and adhesiveness after curing. In addition, the curable composition may provide a cured product that exhibits long-lasting durability and reliability even under harsh conditions, and does not causing whitening and surface stickiness.

Abstract: Embodiments of the invention provide for polyurethane-based sealants. The sealants include a reaction product of a reaction system which includes at least one isocyanate, and at least one polyester polyol. The polyester polyol includes a reaction product of a polyester reaction mixture which includes one or more hydrophobic monomers, one or more organic diacids or methyl esters thereof, and one or more diols.

Abstract: There is provided a matting activator for water pressure transfer film adapted to impart the maximum matting effect to a decoration obtained by water pressure transfer with a matting agent added to the activator. To an ultraviolet ray hardening resin composite, the main component of the activator are added a matting agent and a resin bead gathering agent. The ultraviolet ray hardening resin composite includes a photo-polymerization monomer including a photo-polymerization component having at least photo-polymerization monomer and a photo-polymerization initiator, the matting agent comprises resin beads, the resin bead gathering agent comprises particulate silica, the weight ratio of the blend of the resin beads relative to the ultraviolet ray hardening resin composite is 0.01-0.3 and the weight ratio of blend of the resin bead gathering agent relative to the resin beads is adjusted in 0.05-1.5 according to the weight ratio of blend of the resin bead.

Abstract: Techniques for combining a polymer layer and a metal layer to form a multi-layer structure are disclosed. In one embodiment, an intermediate layer having pores, openings or voids is secured to the metal layer, and then the polymer layer is molded to the intermediate layer, whereby the pores, openings or voids in the surface of the intermediate layer serve to facilitate securing of the polymer layer to the metal layer. The multi-layer structure is suitable for use in as a portion of a housing for an electronic device, such as a portable electronic device.

Abstract: A paste is provided from which bone cement can be formed, which is to the largest extent possible bubble-free and has a high impact strength. The paste includes (i) 15-50 weight percent of at least one mono-functional, hydrophobic methacrylic acid ester, (ii) 40-85 weight percent of at least one filler, (iii) 0.01-4 weight percent of at least one radical initiator soluble in the methacrylic acid ester (i) and having at least one peroxide group, (iv) 0.01-4 weight percent of at least one radical initiator soluble in the methacrylic acid ester (i) and having no peroxide groups, (v) 0.000001-3 weight percent of at least one accelerator soluble in the methacrylic acid ester (i) and capable of forming radicals from the radical initiators according to (iii) and (iv), (vi) 0.001-5 weight percent of at least one halide salt, and (vii) 0.2-3 weight percent of at least one cross-linking agent.

Abstract: The invention provides anaerobic curable compositions comprising a (meth)acrylate component, at least a portion which comprises a (meth)acrylate-functionalized bio-renewable oleaginous polyurethane polymer, and methods of their production and use. These compositions provide excellent adhesion especially on oily surfaces.

Abstract: The invention provides anaerobic curable compositions, and methods of their production and use. These compositions provide excellent adhesion especially on oily surfaces.

Abstract: An enhanced anaerobic adhesive composition containing microencapsulated metal ions is disclosed. Microencapsulated metal ions, such as iron oxide, copper naphthenate, cobalt naphthenate, ferrocene, and ferrocene derivatives, act as bonding sites in the composition, such that the composition achieves more complete polymerizations in a shorter curing time. The curing properties and the cure quality are significantly improved by the inclusion of microencapsulated metal ions. The composition can be used to bond metal and plastic substrates.

Abstract: The present invention relates to anaerobically curable compositions demonstrating resistance to elevated temperature conditions.

Abstract: An adhesive preparation comprising a stretchable support and an adhesive layer laminated on at least one side of the support, wherein the stretchable support comprises a interlock woven fabric subjected to crimping processing, the adhesive layer contains 10% by mass or more of methyl salicylate with respect to the total mass of the layer, the whole adhesive preparation has moisture permeability of 1 to 350 g/m2·24 hr measured at a temperature of 40° C. and a relative humidity of 90%, and the methyl salicylate has a plasma AUC0-24 ranging from 3.0 to 60.0 ng·hr/mL in terms of a mean±standard deviation, and salicylic acid as a metabolite of the methyl salicylate has a plasma AUC0-24 ranging from 5000 to 13000 ng·hr/mL in terms of a mean±standard deviation, when the adhesive preparation is applied to a human skin for 8 hours such that an application amount of the adhesive layer applied is 50 to 300 g/m2 and a contact area is 280 cm2.

Abstract: The present invention relates to novel polymer-bound adducts useful as cure components for anaerobic curable compositions. The compositions are particularly useful as adhesives and sealants.

Abstract: The present invention concerns improved polymerizable anaerobic compositions which contain (meth)acrylic ester monomers, peroxy polymerization initiators, saccharin a saccharin derivative or a related sulfimide derivative and an activator containing a ferrocene moiety.

Abstract: This invention provide an aqueous PTFE dispersion and a process for efficiently producing the aqueous PTFE dispersion for coagulation processing having excellent coagulation properties of PTFE microparticles. The process involves adding a synthetic adsorbent, having a specific surface area of from 100 to 2,000 m2/g, to an aqueous PTFE dispersion containing both PTFE microparticles, having an average particle size of from 0.10 to 0.50 ?m, and a nonionic surfactant, followed by stirring or shaking and then separation into a liquid phase and a solid phase, and recovering an aqueous PTFE dispersion which contains from 45 to 70 mass % of PTFE microparticles having an average particle size of from 0.10 to 0.50 ?m and from 1.4 to 2.1 mass %, based on the mass of the PTFE microparticles, of a nonionic surfactant.

Abstract: The present invention relates to cure accelerators useful for anaerobic curable compositions, such as adhesives and sealants. The cure accelerators are constructed as urethane/urea/thiourethane (meth)acrylate resins from diols and include a unit embraced within structure A where X is C1-20 alkyl, C2-20 alkenyl, or C7-20 alkaryl, any of which may be interrupted by one or more hereto atoms, and which are functionalized by at least one and preferably at least two groups selected from —OH, —NH2 or —SH and z is 1-3.

Abstract: A self-repairing concrete includes polyurethane polymer micro-capsules, in which the polyurethane polymer micro-capsules are mixed for a fixed function of micro-cracks. The quality mixture ratio is: concrete/micro capsules/water=100:1-15:15-50. The manufacturing method is weighing a full amount of water in a container, adding polyurethane polymer micro-capsules, stirring, until fully dispersed microcapsules; pouring the water into the mixing container, adding the corresponding quality of cement; stirring; adding sand and gravel filling materials, conducting worksite watering, ? volume for each time, vibrating, and air exhausting; until the slurry filling mold.

Abstract: The present invention relates to lubricious anaerobic curable compositions.

Abstract: The present invention relates to new cure accelerator systems for anaerobic curable compositions. These anaerobic cure accelerator systems include the combination of a cationic initiator and a reducing agent, plus either (a) an aromatic nitrogen-containing compound and a thiol or (b) acetyl phenyl hydrazine.

Abstract: The present invention concerns improved polymerizable anaerobic compositions which contain (meth)acrylic ester monomers, peroxy polymerization initiators, saccharin a saccharin derivative or a related sulfimide derivative and an activator containing a ferrocene moiety.

Abstract: The present invention relates to new cure accelerator systems for anaerobic curable compositions. These anaerobic cure systems include tetraalkyl ammonium oxidizing salts that are soluble in the (meth)acrylate component of the composition.

Abstract: To provide adhesive compositions for optical fibers which are curable with moisture and excellent in adhesiveness and resistance to moist heat. An Adhesive composition for optical fibers containing (A) a component having a reactive silicon containing group which contains (e) a compound obtained by reacting (a) an epoxy compound having at least one epoxy group with (b) a silane coupling agent having both a reactive silicon containing group and an epoxy-reactive group, wherein the component (A) has a molecular weight of 1000 or below per reactive silicon containing group; and an adhesive composition for optical fibers containing an alkylsilyl ester and (B) a compound other than the alkylsilyl ester which has at least one reactive silicon containing group.

Abstract: An article for sealing the contents of a container, the article comprising a member adapted for sealing the container, where the member includes a thermoplastic vulcanizate including a dynamically cured butyl rubber, a thermoplastic polyurethane having a glass transition temperature of less than about 60° C., and a synthetic oil.

Abstract: A self-repairing concrete includes polyurethane polymer micro-capsules, in which the polyurethane polymer micro-capsules are mixed for a fixed function of micro-cracks. The quality mixture ratio is: concrete/micro capsules/water=100:1-15:15-50. The manufacturing method is weighing a full amount of water in a container, adding polyurethane polymer micro-capsules, stirring, until fully dispersed microcapsules; pouring the water into the mixing container, adding the corresponding quality of cement; stirring; adding sand and gravel filling materials, conducting worksite watering, ? volume for each time, vibrating, and air exhausting; until the slurry filling mold.

Abstract: The present invention relates to new cure accelerators for anaerobic curable compositions. These anaerobic cure accelerators are generally sulfonimide derivatives and sulfonamide derivatives.

Abstract: The present invention relates to anaerobically curable compositions demonstrating resistance to elevated temperature conditions.

Abstract: Dry-to-the-touch compositions containing a polymeric matrix and a anaerobically curable component present within the polymeric matrix are disclosed. In a particularly desirable form, the compositions are moisture curable. The compositions are non-flowable, at high temperatures, and have an improved solvent resistance once cured.

Abstract: Dry-to-the-touch compositions containing a curable polymeric matrix and a curable anaerobic composition present within the polymeric matrix are disclosed. In a particularly desirable form, the compositions are moisture curable. The compositions are non-flowable at high temperatures and have an improved solvent resistance once cured.

Abstract: The disclosed invention is to provide an adhesive composition for application to a paperboard carton via water-based flexographic printing and subsequently be activated (i.e., melted) by RF radiation during a carton sealing operation. The activated composition provides water- and heat-resistant bonding.

Abstract: The present invention relates to anaerobically curable compositions demonstrating resistance to elevated temperature conditions.

Abstract: The present invention relates to new cure accelerators for anaerobic curable compositions. These anaerobic cure accelerators are generally sulfonimide derivatives and sulfonamide derivatives.

Abstract: The present invention relates to phenylgycines and derivatives thereof, 1,4-aminobenzoyl compounds, and phenyl pyrazolinones as cure accelerators for anaerobically curable compositions.

Abstract: Disclosed are compositions for anchoring materials in or to concrete or masonry. The compositions preferably comprise alkylacrylate ester monomer and a copolymer of alkylacrylate ester and methacrylic acid monomers, and free-radical catalyst.

Abstract: Microelectronic packages formed by using novel fluxing agents are disclosed. In one aspect, a microelectronic package may include a microelectronic device, a substrate, and an interconnect structure including a solder material coupling the microelectronic device with the substrate. Underfill material may be included around the interconnect structure between the microelectronic device and the substrate. The underfill material may include an organic rosin acid moiety derived from an anhydride adduct of a rosin compound that was used as a fluxing agent. Methods of making such microelectronic packages using anhydride adducts of rosin compounds are also disclosed.

Abstract: Disclosed are methods for anchoring materials in or to concrete. The methods preferably comprise delivering to the concrete or masonry, the material to be anchored to the concrete or masonry or both an anchor composition comprising alkylacrylate ester monomer and a copolymer of alkylacrylate ester and methacrylic acid monomers, and free-radical catalyst.

Abstract: Adhesive compositions are disclosed which cure rapidly and completely on confinement between passive substrates, such as magnesium alloys, that are deficient in transition metals and transition metal ions. The compositions include one or more acrylate resins, one or more peroxy free radical initiators, one or more onium salts, and an accelerator such as acetylphenyl hydrazine desirably in an amount of about 1.0% or less by weight of the composition. These compositions provide exceptional bonding to such substrates without the need for a transition metal primer. Methods of making and using such compositions are also disclosed.

Abstract: An underfill material, such as a no flow underfill material, containing an anhydride adduct of a rosin compound is disclosed. In one aspect, the anhydride adduct of a rosin compound contains an organic rosin acid moiety and a substitute moiety for a hydroxyl group of a carboxylic acid attached at an acyl group of the organic rosin acid moiety. In another aspect, the anhydride adduct of the rosin compound contains a plurality of linked organic rosin acid moieties. Methods of using the underfill materials and packages formed by curing the underfill materials are also disclosed.

Abstract: The present invention relates to new cure accelerators for anaerobic curable compositions. These anaerobic cure accelerators are generally sulfinimides and oxygen and sulfur derivatives thereof, sulfonimides and oxygen and sulfur derivatives thereof, sulfonamides and oxygen and sulfur derivatives thereof, and oxygen and sulfur analogues of sulfimides.

Abstract: The present invention relates to anaerobic adhesive compositions which have been optimized using experimental design techniques to produce desired physical properties. A simplified cure system is disclosed which permits enhanced fixture and cure times.