B29K2105/165

Modified Resin Systems for Liquid Resin Infusion Applications and Process Methods Related Thereto

A manufacturing process, which includes: (i) preparing a preform; (ii) laying the preform within a mold; (iii) heating the mold to a predetermined temperature; and (iv) injecting a modified resin system, wherein the modified resin system is formulated to have a viscosity below a threshold viscosity at a specific temperature and a high level of toughness. In one embodiment, the modified resin system contains a combination of epoxies, a curing agent, core-shell rubber particles, a thermoplastic material in an amount of less than 7% by weight, wherein in a cured condition, the thermoplastic material is separated into aggregate domains from the base resin, each aggregate domain having an island-like morphology.

INSULATED PACKAGING AND METHOD OF MAKING SAME
20170326830 · 2017-11-16 ·

Insulated packaging is provided including an inner substrate and an outer substrate attached to the inner substrate to form an air gap therebetween. An expandable material including expandable microspheres is provided with the expandable material disposed between the inner substrate and the outer substrate. An adhesive material different than the expandable material is disposed between the inner substrate and the outer substrate to attach the inner substrate to the outer substrate. A method for forming the insulated packaging is also provided.

LIGHTWEIGHT COMPOSITE MATERIAL AND METHOD FOR MAKING THE SAME

A lightweight composite material includes a substrate and a carbon fiber layer. The substrate has a first surface and a second surface opposite to each other, and is prepared by impregnating glass fibers with a resinous matrix which is formed by mixing hollow glass microspheres with a thermosettable resin material. The carbon fiber layer is bonded to one of the first and second surfaces of the substrate by thermosetting the thermosettable resin material.

METHOD AND COMPOSITION INCLUDING THERMOPLASTIC PARTICLES AND HOLLOW MICROSPHERES AND ARTICLES MADE FROM THEM
20170267817 · 2017-09-21 ·

A method of making a molded article. The method includes introducing into a mold a composition including thermoplastic particles with hollow microspheres attached to their outer surfaces, rotating the mold, and heating the mold at a temperature at which the thermoplastic particles melt. The hollow microspheres are included in the molded article. Molded articles are also disclosed. A powder composition that includes thermoplastic powder particles and hollow ceramic microspheres attached to outer surfaces of at least some of the thermoplastic powder particles is also disclosed. The hollow ceramic microspheres are either adhered to the outer surfaces of at least some of the thermoplastic powder particles with a liquid or embedded in the outer surfaces of at least some of the thermoplastic powder particles.

Injection molded product and method for manufacturing same
09757910 · 2017-09-12 · ·

In an injection molded product of the invention, an unevenness forming portion having unevenness formed by thermal expansion of thermally expandable capsules is formed. The injection molded product includes a highly expanded portion that is formed at a surface side of the unevenness forming portion in a thickness direction of the injection molded product and in which the thermally expandable capsules are thermally expanded, and a main body portion that is a portion adjacent to the highly expanded portion in the thickness direction and in which the thermally expandable capsules are substantially not thermally expanded. The thickness of the highly expanded portion is a half or smaller than the thickness of the injection molded product in the unevenness forming portion, and a polymer material of the highly expanded portion and a polymer material of the main body portion are the same polymer material.

COMPOSITE CRYSTAL FLOORING AND MANUFACTURING METHOD THEREOF

Embodiments of the present disclosure disclose a composite crystal flooring. The composite crystal flooring may have a multi-layer structure. The composite crystal flooring may include a substrate layer. The substrate layer may include at least a first structural layer, a second structural layer, and a third structural layer. The second structural layer may be located between the first structural layer and the third structural layer. A foaming density of the second structural layer may be less than 1.1 grams per cubic millimeter. Components of the second structural layer may include polyvinyl chloride, one or more inorganic fillers, at least one foaming agent, at least one foaming regulator, at least one lubricating agent, and at least one stabilizer. The one or more inorganic fillers may include modified fly ash, hollow glass microbeads, and composite calcium. The composite crystal flooring with a low density may have good thermal stability and rigidity.

METHOD FOR PREPARING A DENSIFIED INSULATION MATERIAL FOR USE IN APPLIANCE INSULATED STRUCTURE
20230271354 · 2023-08-31 · ·

A method for forming a vacuum insulated structure using a prepared core material includes preparing a powder insulation material defining a bulk density, pre-densifying the powder insulation material to form a pre-densified insulation base, crushing the pre-densified insulation base into granular core insulation to define a core density of the granular core insulation, disposing the granular core insulation having the core density into an insulating cavity defined within an insulating structure and expressing gas from the interior cavity of the insulating structure to further densify the granular core insulation to define a target density. The granular core insulation defines the target density disposed within the insulating structure defines the vacuum insulation structure, wherein the target density defines a density in the range of from approximately 80 grams per liter to approximately 350 grams per liter.

Ski boot element
11185122 · 2021-11-30 · ·

Sports boot element comprising all or part of a wall designed to form at least part of a lateral and/or frontal and/or rear and/or lower wall of a sports boot, characterised in that all or part of its wall comprises a material (10) comprising a polymer (11) and a hollow microball (12) filler.

Dielectric heating of foamable compositions

A method for dielectrically heating foamable composition to foam and set the composition is described. In particular, radio frequency (RF) heating is used to heat the foamable composition to provide insulation in the manufacture of an article.

Resin composition, molded article and heat-expandable microspheres

A resin composition containing heat-expandable microspheres including a thermoplastic resin shell and a thermally vaporizable blowing agent encapsulated therein and at least one base resin selected from rubbers, olefin resins and thermoplastic elastomers. The thermoplastic resin is a polymer of a polymerizable component containing N-substituted maleimide and a nitrile monomer containing methacrylonitrile. Also disclosed are molded articles manufactured by molding the resin composition.