C08J9/0076

Resin foam composition and foam, and wallpaper
11161953 · 2021-11-02 · ·

A resin foam composition comprises, at least, a resin emulsion and cellulose nanofibers.

Thermally conductive nanomaterials in flexible foam

A flexible cellular foam or composition contains a flexible foam structure that comprises a plurality of highly thermally conductive solids including nanomaterials. The thermally conductive solids may be carbon nanomaterials or other metallic or non-metallic solids. The carbon nanomaterials may include, but are not necessarily limited to, carbon nanotubes and graphite nanoplatelets. The highly thermally conductive solids may include but are not limited to micro-sized solids that may include graphite flakes, for example. When mixed within flexible foam, the presence of nanomaterials may impart greater support factor, greater thermal conductivity, and/or a combination of these improvements. The flexible foam composition may be polyurethane foam, latex foam, polyether polyurethane foam, viscoelastic foam, high resilient foam, polyester polyurethane foam, foamed polyethylene, foamed polypropylene, expanded polystyrene, foamed silicone, melamine foam, among others.

Thermoset porous composites and methods thereof

There is provided herein thermoset porous polymer composites a methods for producing such composites. The method comprises: preparing a mixture comprising a resin, optionally a curing agent, and dry ice; optionally casting the mixture; curing the mixture to obtain the porous composite; and optionally controlling at least one of a reaction rate and an expansion rate of the mixture during the curing.

Resin composition and molded article produced therefrom

Provided are resin composition and a molded article produced therefrom, the resin composition comprising: a polycarbonate resin; a rubber-modified aromatic vinyl-based copolymer resin; a conductive additive including a carbon fiber and a carbon nanotube; talc; and a foaming agent, wherein the carbon fiber and the carbon nanotube are contained in a weight ratio of 1:0.1 to 1:0.4.

Porous nanocomposite and related method
10947356 · 2021-03-16 · ·

A nanocomposite including an array of extended length fibers with nanofibers oriented in transverse relation to the extended length fibers. The nanofibers are mechanically interlocked with the extended length fibers using a connecting agent concentrated at contact locations between the extended length fibers and the nanofibers without saturating the composite. The resultant composite of fibers and connecting agent is characterized by significant internal porosity with an internal void volume not occupied by the connecting agent.

Flame-retardant thermoplastic material and expanded beads thereof

The invention relates to a flame-retardant thermoplastic material, comprising thermoplastic base resin, a flame retardant, and an optional antioxidant, wherein the flame retardant comprises a complex of phosphine oxide and a transition metal salt. The invention also relates to flame-retardant thermoplastic expanded beads. A foam molding prepared from the flame-retardant thermoplastic expanded beads has good flame-retardant and antistatic properties, has excellent mechanical properties and is widely used.

Flame retardant, composite flame retardant, flame retardant antistatic composition and flame resistant method

The present invention refers to a flame retardant comprising a complex formed by phosphine oxide and transition metal salt, wherein has good flame retardant property. The present invention also refers to a composite flame retardant and flame retardant antistatic composition. The present invention also further refers to a flame resistant method, which adds the abovementioned flame retardant, composite flame retardant or flame retardant antistatic composition into the material, so that said material has flame retardance or flame retardance and antistatic, and has excellent mechanical properties.

Porous materials, methods of manufacture thereof and articles comprising the same

Disclosed herein is a porous material comprising a biopolymer functionalized with a carbon dioxide capturing moiety; where the biopolymer is in the form of a foam or an aerogel having a bulk density of 500 grams per cubic meter to 2500 grams per cubic meter. Disclosed herein too is a method comprising functionalizing a biopolymer with a carbon dioxide capturing moiety; dissolving the biopolymer in an aqueous solution to form a first solution; reducing the temperature of the first solution to below the freezing point of the aqueous solution; displacing the aqueous solution with a first solvent that has a lower surface tension than a surface tension of the aqueous solution; and drying the first solvent to produce a porous biopolymer having a bulk density of 500 grams per cubic meter to 2500 grams per cubic meter.

Processing of aromatic thermosetting copolyesters into foams and bulk parts of adaptable density
10526465 · 2020-01-07 · ·

A novel Aromatic Thermosetting Copolyester (ATSP) fully dense sheets can be processed by recycling the foam structure with unique combination of properties including mechanical strength and high temperature performance (compared to PEEK) to help improve part functionality, gain long-term reliability and cost savings. ATSP machinable plates can be used in valves, fittings, bearing, bushing, seals, aerospace parts and pump components.

CONDUCTIVE ELASTOMERIC FOAM MATERIALS AND METHODS OF USE

Described herein are conductive elastomeric foam materials and methods of making and using the same. The conductive elastomeric foam materials include a polymeric matrix, one or more conductive fillers, and one or more foaming agents. The polymeric matrix can include a thermoset polymer or a thermoplastic polymer. Also described herein are methods of making conductive elastomeric foam materials. Further described herein are molded products including the conductive elastomeric foam materials as described herein and wearable devices including the molded products.