A composite actuator device includes a composite material that is configured to be driven by applying power thereto and that is composed of a silicone; and from 1 to 20 wt % of an iron oxide mixed in the silicone; and a metal plate that is spaced apart from the composite material by a predetermined distance. When the power is applied, the composite actuator is driven toward the metal plate by an electrostatic attractive force. Preferably, the composite actuator device has a resonance frequency of 30.1 Hz.

The present invention relates to a composite material comprising at least one thermoplastic polymer and a particulate inorganic material and its use in additive manufacturing methods.

This application relates to elastomeric articles such as gloves, compositions for producing the articles and methods for their manufacture. The elastomeric articles contain particles for detectability of the articles (or portions thereof) by metal detectors and/or x-ray detectors. The articles may contain two different types of particlesone particle type is selected from magnetic particles, highly conductive particles or a combination, and the second particle type is particles containing one or more high atomic mass elements (with an atomic mass of at least 132). The particles may be coated by a corrosion inhibitor coating, or they may be uncoated. The compositions for producing the articles may contain a viscosity modifier.

Examples of the present disclosure provide fluoropolymers and methods for forming and using such fluoropolymers. Fluoropolymers include polyfluorobenzoxazines and polyfluoroimides. Methods for forming polyphthalonitriles are also provided. The present disclosure is further directed to compositions containing one or more fluoropolymers and one or more metal oxides.

Provided are a nanoparticle-polymer fluorescent composite and a method of preparing the same. The method includes preparing magnetite (Fe.sub.3O.sub.4) nanoparticles, mixing the magnetite (Fe.sub.3O.sub.4) nanoparticles, an organic polymer having an aliphatic carbon chain, and a solvent for dissolving the organic polymer to prepare a preliminary composite and drying the preliminary composite to form a nanoparticle polymer composite, and irradiating a pulse laser to the nanoparticle polymer composite to change the magnetite (Fe.sub.3O.sub.4) nanoparticles to Wustite nanoparticles and providing conjugated polymer characteristics to the organic polymer.

The present disclosure relates to methods and systems for making thermoplastic resin materials and composite resin systems and materials made from the thermoplastic resins, by seeding one melted thermoplastic material with a second thermoplastic material in a crystalline state that comprises an amount of ferromagnetic material.

An ethylene-vinyl alcohol copolymer composition can be formed into a product having very few minute fisheyes. The ethylene-vinyl alcohol copolymer composition comprises: an ethylene-vinyl alcohol copolymer; and an iron compound; wherein the ethylene-vinyl alcohol copolymer is a saponification product of an ethylene-vinyl ester copolymer prepared by using an organic compound having a half-life of 10 to 300 minutes at 60 C. as a polymerization initiator; wherein an amount of the iron compound is 0.001 to 2 ppm in terms of a metal by weight of the ethylene-vinyl alcohol copolymer composition.

A thermoplastic resin (A) including, in its main chain structure, a unit (i) having a biphenyl group, a unit (ii) having a substituent biphenyl group, a unit (iii) having a specific number of atoms in its main chain, and a unit (iv) having a specific number of atoms in its main chain provides a thermoplastic resin which has a low liquid crystal phase transition temperature and a low isotropic phase transition temperature, is highly thermally conductive, and can be processed by molding at a low melting temperature.

A high flexural strength high density environmental friendly artificial glass composite slab and the preparation method, spherical glass sand or spherical glass powder, filler, unsaturated resin, curing agent, coupling agent, pigment paste and toner. The glass sand or the glass powder has high hardness, good light transmittance, and a smooth surface without pores. The glass powder, filler powder and a hollow glass microspheres fill the gap among the spherical glass sand or the spherical glass powder, and mutually mesh with each other to form a high-density structure. The resulting glass composite slab has the advantages of high strength, high density, wear resistance, shining gloss and good light transmittance, while the surface is smooth and is not likely to be subjected to staining, and it is environmental friendly, non-toxic and non-radioactive.

Disclosed is a composite actuator device, which comprises a composite actuator including a silicone and an iron oxide disposed to be mixed inside the silicone, the composite actuator being configured to be driven by applying a power thereto, wherein the composite actuator includes the iron oxide in an amount of 1 to 20 wt %.