B29C44/1285

COMPOSITE ARTICLE COMPRISING A STRUCTURED POROUS BODY AND A FOAM AND A PROCESS THE PRODUCTION OF A STRUCTURED POROUS BODY AND A PARTICLE FOAM

The present invention relates to a process for the production of a composite article comprising a structured porous body (PB) and a particle foam (PF), wherein the provided structured porous body (PB) is inserted into a mould (M) and the mould (M) is filled with expanded foam beads (EFB) so that the expanded foam beads (EFB) are in contact with each other and the structured porous body (PB) is at least partially in contact with the expanded foam beads (EFB). Then, the expanded foam beads (EFB) are thermally welded, wherein the particle foam (PF) is built and the composite article is obtained. Moreover, the present invention relates to a composite article obtained by this process, as well as to a composite article comprising a structured porous body (PB) and a particle foam (PF). The present invention further relates to the use of the inventive composite articles in the shoe industry, in the sports and leisure sector, in vehicle construction, in the medical sector, in mechanical engineering and in the logistics sector. Furthermore, the present invention relates to a composite article comprising a structured porous body (PB) and a foam (F), wherein the structured porous body (PB) and the foam (F) comprise the same polymer (P).

Low density microspheres

Low-density thermoplastic expandable microspheres are disclosed. Various low-density structures, in particular, sandwich panels, based on foam prepared from the low-density microspheres, are also disclosed. Process of preparing low-density polymeric microspheres, per se, and the corresponding low-density structures, based on the microsphere foam, are also disclosed.

Trim component for vehicle interior

A trim component for vehicle interior is disclosed. A method for forming the trim component is also disclosed. The trim component comprises a cover material, a base layer, a foamed plastic, and a support element. The base layer is intended to prevent foamed plastic from penetrating into the pores of the cover material. Foamed plastic is injected between the base layer and the support element to form the trim component. The method comprises the steps of producing a base layer, applying and fixing at least part of the cover material to the base layer to form a pre-laminate, introducing the pre-laminate into a foaming mold with the base layer between the cover material and a foam chamber (between the pre-laminate and the support element) within a foaming mold and introducing foamed plastic into the foam chamber to form the trim component.

AEROSPACE STRUCTURE METHODS OF MANUFACTURING
20220111569 · 2022-04-14 · ·

Methods of manufacturing of aerospace structures are disclosed. More specifically, methods of manufacturing relatively lightweight yet strong aerospace structures. In one embodiment, the method includes the addition of a volume of a rigid and flexible polyurethane mixture into a mold to create a composite structure. In one aspect, the method includes the integration of special structures within a larger structure to remove traditionally structurally weak or vulnerable areas.

ELECTRICALLY DECOUPLED JET ENGINE
20220113029 · 2022-04-14 · ·

An electrically decoupled jet engine. The electrically decoupled jet engine includes a combustion chamber which creates a toroidal flow of air and a rotational electric motor which drives a fuel supply into the combustion chamber. The toroidal flow of air is mixed with the fuel and combusted in the combustion chamber to create thrust.

Method for producing a reinforcing component and component

A method for producing a reinforcing component from different materials, wherein, in a first step, the component is produced in a first mould by plastics injection-moulding with foaming of the plastics material used and by reducing large cross sections of the component by insert parts of the same plastics material, wherein, in a second step, at least one type of fibre is wound around the component, and wherein, in the third method step, the component as a whole is overmoulded with plastic of a second plastics material in a second mould.

Foam molded article, method for manufacturing molded foam article, and seat for automobile
11155192 · 2021-10-26 · ·

A foam molding article includes an outer-shell-configuring part, an insert that is at least partially embedded in the outer-shell-configuring part, and a fitting member. The outer-shell-configuring part includes a body side foam member. The body side foam member includes a foam and a missing part where a part of the foam is missing. The missing part is located in an intermediate part of the body side foam member, and the fitting member is mounted in the missing part.

CAVITY-CONTAINING POLYESTER FILM AND METHOD FOR PRODUCING SAME
20210308982 · 2021-10-07 · ·

A cavity-containing polyester film is disclosed, including a layer (layer A) which has therein cavities, and layers (layers B) which each include a polyester resin containing inorganic particles and which are laminated, respectively, over both surfaces of the layer A. The layer A includes a composition including a polyester resin and a polypropylene resin. The polypropylene resin satisfies requirements of: (1) the melt flow rate (MFR) ranges from 1.0 to 10 g/10-minutes (at a temperature of 230° C. under a load of 2.16 kg); (2) the deflection temperature is 85° C. or higher under load (at a bending stress of 0.45 MPa); and (3) the weight-average molecular weight Mw ranges from 200,000 to 450,000 (measured by gel permeation chromatography (GPC)); and the molecular weight distribution ranges from 2 to 6 (being represented as the ratio of the weight-average molecular weight Mw to the number-average molecular weight Mn of the polypropylene resin (Mw/Mn)).

Method for manufacturing foaming composite molding, in-mold foaming molding unit, foaming composite molding, and mold for foaming composite molding
11077588 · 2021-08-03 · ·

A method of producing a foamed composite molded product includes fixing an exposed part of an insert material on a fixing part provided in a mold, the insert material being inserted in an in-mold foamed molded product made of a thermoplastic resin; introducing a polyurethane liquid into the mold; and producing the foamed composite molded product by foaming the polyurethane liquid in the mold. The foamed composite molded product includes an in-mold foamed molded product unit including the insert material and the in-mold foamed molded product; and a polyurethane foam. At least part of the insert material is exposed to an outside of the in-mold foamed molded product, and the in-mold foamed molded product unit and the polyurethane foam are integrated.

MOLDING THERMAL EXPANSION STRUCTURE AND MOLDING METHOD THEREOF
20210197427 · 2021-07-01 · ·

A molding thermal expansion structure includes a thermoplastic material and a thermal expansion material, wherein the thermoplastic material is 50 wt % to 90 wt % based on a weight of the molding thermal expansion structure; the thermal expansion material is 50 wt % to 10 wt % based on a weight of the molding thermal expansion structure; wherein, the thermal expansion material is expanded from a foaming original material through a pre-foaming process; the thermoplastic material and the thermal expansion material are mixed to form a mixed material; the mixed material is thermally expanded to form a thermal expansion structure in a molding apparatus. The molding thermal expansion structure provided in the present invention could satisfy various needs of light-weighted products. A molding method of the thermal expansion structure is also provided herein.