Y10T428/31507

Polyurethanes, articles and coatings prepared therefrom and methods of making the same

The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction product of components including: (i) about 1 equivalent of at least one polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.9 equivalents of at least one polyol different from branched polyol (b) and having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.

Multilayer film for encapsulating oxygen and/or moisture sensitive electronic devices

The present invention relates to a multilayer barrier film capable of encapsulating a moisture and/or oxygen sensitive electronic or optoelectronic device, the barrier film including at least one nanostructured layer including reactive nanoparticles capable of interacting with moisture and/or oxygen, the reactive nanoparticles being distributed within a polymeric binder, and at least one ultraviolet light neutralizing layer comprising a material capable of absorbing ultraviolet light, thereby limiting the transmission of ultraviolet light through the barrier film.

Articles including a (co)polymer reaction product of a urethane (multi)-(meth)acrylate (multi)-silane

Urethane (multi)-(meth)acrylate (multi)-silane compositions, and articles including a (co)polymer reaction product of at least one urethane (multi)-(meth)acrylate (multi)-silane precursor compound. The disclosure also articles including a substrate, a base (co)polymer layer on a major surface of the substrate, an oxide layer on the base (co)polymer layer; and a protective (co)polymer layer on the oxide layer, the protective (co)polymer layer including the reaction product of at least one urethane (multi) (meth)acrylate (multi)-silane precursor compound. The substrate may be a (co)polymeric film or an electronic device such as an organic light emitting device, electrophoretic light emitting device, liquid crystal display, thin film transistor, or combination thereof. Methods of making urethane (multi)-(meth)acrylate (multi)-silane precursor compounds and their use in composite multilayer barrier films are also described. Methods of using such barrier films in articles selected from a solid state lighting device, a display device, and combinations thereof, are also described.

Metallized multilayer structure made of specific polycarbonates with low coefficient of thermal expansion

The invention relates to multilayer structures made of at least one thermoplastic material and having at least one metal layer. The invention further relates to multilayer products encompassing at least three layers comprising a substrate layer made of a substrate comprising specific copolycarbonates and at least one inorganic filler, a metal layer and one or more further layers. The invention further relates to the process for producing the said multilayer structures.

Electronic devices with component mounting structures
09779893 · 2017-10-03 · ·

Electronic devices are provided that have components. A housing protrusion may be interposed between a display cover layer and display components. A button may have a button member. A support structure for a dome switch in the button may have a screw hole. A housing may have screw holes through which a screw passes. The screw may also pass through the screw hole of the support structure to hold the switch structure near the button member. A clip may have a spring. A metal plate may prevent the clip from becoming worn by the spring. A display may be mounted on a ledge in a device housing. The ledge may have gaps with supports and removed corners.

Resin composition for laser direct structuring, resin-molded article, and method for manufacturing molded article with plated layer

Provided is a resin composition excellent in mechanical strength while maintaining LDS activity. The resin composition for laser direct structuring comprises, relative to 100 parts by weight of a polycarbonate resin component, 10 to 100 parts by weight of a glass filler and 1 to 30 parts by weight of a laser direct structuring additive, wherein the polycarbonate resin component consists of 80 to 30% by weight of a polycarbonate resin and 20 to 70% by weight of a styrene-based resin, or consists of a polycarbonate; and the laser direct structuring additive comprises antimony and tin.

PVC-based metallopolymer nanocomposites, and coating composition and coating film comprising same

The present invention relates to a PVC-based metallopolymer nanocomposite. The PVC-based metallopolymer nanocomposite includes a core-forming metal ion, a nucleophilic thiol having three mercapto functional groups, and poly(vinyl chloride) (PVC). The present invention also relates to a metallopolymer nanocomposite surface modified with silica that is prepared by grafting the PVC-based metallopolymer nanocomposite with a silane compound.

Polymer blends
09738784 · 2017-08-22 · ·

The present invention provides, among other things, extruded blends of aliphatic polycarbonates and polyolefins. In one aspect, provided blends comprise aliphatic polycarbonates such as poly(propylene carbonate) and a lesser amount of a crystalline or semicrystalline polymer. In certain embodiments, provided blends are characterized in that they exhibit unexpected improvements in their elongation properties. In another aspect, the invention provides methods of making such materials and applications of the materials in applications such as the manufacture of consumer packaging materials.

Synthetic resin laminate

A synthetic resin laminate for use for transparent substrate materials and transparent protective materials is excellent in interlayer adhesiveness, form stability in high-temperature and high humidity environments, surface hardness and impact resistance. The synthetic resin laminate has a vinyl copolymer resin (A) layer and a polycarbonate resin (B) layer, wherein layer (A) is directly laminated on one surface of layer (B), and in which (A) contains a (meth)acrylate structural unit (a) represented by a specific formula and an aliphatic vinyl structural unit (b) represented by a specific formula, the total proportion of the (meth)acrylate structural unit (a) and the aliphatic vinyl structural unit (b) is from 90 to 100 mol % relative to the total of all the structural units in (A), and the proportion of the (meth)acrylate structural unit (a) is from 65 to 80 mol % relative to the total of all the structural units in (A).

Adhesive for bonding polyimide resins

One embodiment relates to an, article and a method for producing an article including a plurality of substrates, and an adhesive bonded between at least two of the plurality of substrates. The adhesive can include a polycarbonate copolymer that includes reacted resorcinol, siloxane, and bisphenol-A. Another embodiment relates to an article having a first polyimide substrate, a second polyimide substrate, and an adhesive bonded between the first substrate and the second substrate. The article can have a 2 minute integrated heat release rate of less than or equal to 65 kilowatt-minutes per square meter (kW−min/m.sup.2) and a peak heat release rate of less than 65 kilowatts per square meter (kW/m.sup.2) as measured using the method of FAR F25.4, in accordance with Federal Aviation Regulation FAR 25.853(d).