B29L2031/3008

VINYL CHLORIDE RESIN COMPOSITION, VINYL CHLORIDE RESIN MOLDED PRODUCT, AND LAMINATE
20220153982 · 2022-05-19 · ·

A vinyl chloride resin composition contains (a) a vinyl chloride resin and (x) a plasticizer. The (x) plasticizer includes (b) a trimellitic acid ester and (c) a polyester including a structural unit derived from adipic acid and a structural unit derived from 3-methyl-1,5-pentanediol. The total content of the (b) trimellitic acid ester and the (c) polyester is 65 parts by mass or more per 100 parts by mass of the (a) vinyl chloride resin, and the proportion constituted by the content of the (c) polyester in the total content of the (b) trimellitic acid ester and the (c) polyester is more than 50 mass %.

METHOD AND SYSTEM FOR PRODUCING AN AT LEAST TWO-LAYER COMPOSITE SERVING AS A LINING FOR A VEHICLE INTERIOR COMPONENT
20220024156 · 2022-01-27 · ·

A method for manufacturing a composite includes providing a first template including a cutout for a first layer of the composite, disposing the first layer in the cutout, and disposing a tablet, provided with an adhesive, on the first layer such that the first layer adheres to the tablet. Next, the tablet is removed, together with the first layer adhered thereto, from the cutout, and an adhesive is applied to a side of the first layer facing away from the tablet. A second template is provided that includes a cutout for a second layer of the composite, and then the second layer is disposed in the cutout. The tablet, together with the first layer adhered thereto, is disposed on the second layer disposed in the cutout of the second template, and the tablet is removed, together with the composite produced from the first and second layers, from the second template.

VINYL CHLORIDE RESIN COMPOSITION FOR POWDER MOLDING, VINYL CHLORIDE RESIN MOLDED BODY, AND LAMINATE

A polyvinyl chloride composition for powder molding includes 100 parts by mass of a polyvinyl chloride, 120 parts by mass or more and 200 parts by mass or less of a polyester-based plasticizer, and 4 parts by mass or more and 23 parts by mass or less of an acrylic polymer. The polyvinyl chloride has an average particle diameter of 50 μm or more and 500 μm or less and an average degree of polymerization of 1,700 or more. The acrylic polymer contains 40 mass % or more and 95 mass % or less of a constitutional unit derived from methyl (meth)acrylate, and 5 mass % or more and 60 mass % or less of a constitutional unit derived from at least one (meth)acrylic ester selected from the group consisting of a (meth)acrylic ester of an aliphatic alcohol having two or more carbon atoms and a (meth)acrylic ester of an aromatic alcohol.

Methacrylic resin composition for non-contact hot plate welding, molded article, and method for producing same

The present invention provides a methacrylic resin composition for non-contact hot plate welding comprising a methacrylic resin comprising 80 to 99.9% by mass of a methacrylic acid ester monomer unit and 0.1 to 20% by mass of a unit of at least one additional vinyl monomer copolymerizable with the methacrylic acid ester monomer, wherein the methacrylic resin composition has a melt flow rate (MFR) of 2.5 g/10 min or lower at 230° C. at a load of 3.8 kg.

METHOD FOR PRODUCING A SUPPORT AND MOTOR VEHICLE SUPPORT

A method for producing a support for a motor vehicle, in particular a dashboard support, comprises the following steps: producing a core from a foam material and at least partially surrounding the core with a unidirectional layer to form a reinforced core. A resulting support for a motor vehicle has a core made of a foam material, wherein the core is at least partially provided with a unidirectional layer.

Workpiece molding apparatus

This workpiece molding apparatus has a mold member equipped with a pair of metal molds that hold therebetween a workpiece being a laminate of a workpiece body and a surface skin material, and that are capable of holding, through suction, the workpiece body and the surface skin material, said workpiece molding apparatus being provided with: a surface skin material retention part which is disposed laterally to the mold member so as to retain the surface skin material and which forms a level difference between the retaining position of the workpiece body and the retaining position of the surface skin material in a non-bonded area where the surface skin material is not bonded to the workpiece body; and a forward-and-backward moving member which is disposed at the portion where the level difference is formed at the non-bonded area so as to cover an upside of the non-bonded area of the workpiece body.

BENDABLE GLASS ARTICLE FOR VEHICLE INTERIOR SYSTEM

A glass article for a vehicle interior system (10). The glass article includes a glass sheet having first and second major surfaces with a minor surface connecting the first and second major surfaces. The glass sheet has a first side and a second side. A hinge is disposed on the second major surface of the glass sheet. The hinge divides the glass sheet between the first side and the second side. An encapsulating material is molded at least partially around the minor surface and at least partially over the second major surface. The second side of the glass sheet rotates about the hinge from a first configuration to a second configuration. In the first configuration, the first side forms a first angle with the second side, and in the second configuration, the first side forms a second angle, different from the first angle, with the second side.

Vehicle interior panel and method of manufacturing same
11752955 · 2023-09-12 · ·

A vehicle interior panel such as an instrument panel includes a substrate having a thickness between 0.5 mm and 2.25 mm, inclusive, a decorative layer, and an intermediate layer located between the substrate and the decorative layer. A post-form warpage of the substrate is less than 15 mm at an edge region of the substrate. A serpentine rib located near the edge region helps impart structural rigidity to the panel during a foaming process to achieve an adequate degree of post-form warpage.

Resin molded article, molding device, and molding method

An instrument panel unit (2) includes an instrument panel (3) and a decorative sheet (4). The instrument panel (3) includes a sticking portion (3a) and an exposed portion (3b). A plurality of insertion grooves 3c and insertion holes 3d are formed alternately at an end on a rear side of the sticking portion (3a), into which bent pieces (4a) formed at a rear end of the decorative sheet (4) are inserted. A groove front-surface (3g) forming the insertion groove (3c) of the instrument panel (3) is formed in a tapered shape such that a width between the groove front-surface and an opposing groove rear-surface (3h) gradually increases upwardly. The bent piece (4a) is formed to be thinner than the groove width at the upper part serving as the entrance part of the insertion groove (3c) and to be thicker than the groove width of a groove bottom-surface (3i).

Vibration welding device

A vibration welding device includes a base plate, a vibrating body, and a plurality of position adjusting jigs. The vibrating body is capable of vibrating while holding an interior part which is an object to be welded. The base plate is disposed below the vibrating body. The base plate holds an instrument panel which is an object to be welded. The position adjusting jigs are connected to the vibrating body so as to be adjustable in position. The plurality of position adjusting jigs are disposed independently of each other.