B29K2995/0024

VEHICLE COMPONENT AND METHOD FOR MOLDING A PLASTIC ITEM
20230003181 · 2023-01-05 ·

A vehicle component including a component body defining an aperture and including an outer textured surface surrounding the aperture on an exterior side of the component body; and a mesh extending over the aperture, a portion of the mesh being molded into at least a portion of the component surrounding the aperture, a surface of the portion of the mesh abutting the outer textured surface surrounding the aperture. A method includes disposing a mesh in a mold shaped for forming the plastic item, a portion of the mesh being disposed on portions of the mold having a textured surface surrounding at least a part of an aperture defining portion, the mesh being disposed in the mold over the aperture defining portion; and filling the mold with plastic, the mesh being molded in a textured surface of the plastic item formed by the textured surface of the mold.

Plastic molded product
11571841 · 2023-02-07 · ·

A plastic molded product includes a plastic body provided with a plurality of holes, which are recessed in a common depth direction, on a surface of the plastic body. The holes include: an inner surface including an inlet a specific reference plane perpendicular to the depth direction and including at least a portion of the inlet and a depth reference point, which is spaced away from a center point on an inlet side of the specific reference plane toward a bottom side of the hole, the depth reference point being spaced away by a distance equal to ¼ of a maximum value of an inlet side bore diameter on the specific reference plane. A deepmost portion of the inner surface of the hole is in a position which coincides with the reference point or is deeper than the reference point toward the bottom side.

Biaxially stretched polyester film and method for producing the same

A biaxially stretched polyester film and a method for producing the same are provided. The biaxially stretched polyester film includes a polyester resin base layer and a matte layer. The polyester resin base layer includes: (1) 50 to 95 wt % of a polyester resin base material, and an intrinsic viscosity of the polyester resin base material being between 0.5 and 0.8 dL/g; and (2) 0.01 to 5 wt % of a high viscosity polyester resin material, and an intrinsic viscosity of the high viscosity polyester resin material being between 0.9 and 1.1 dL/g. The matte layer includes: (1) 50 to 95 wt % of a polyester resin matrix material, and an intrinsic viscosity of the polyester resin matrix material being between 0.5 and 0.8 dL/g; and (2) 0.3 to 40 wt % of a plurality of filler particles, and the filler particles having an average particle size of between 0.15 μm and 10 μm.

Matte polyester film and method for manufacturing the same

A matte polyester film and a method for manufacturing the same are provided. The matte polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further include chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The matte polyester film further includes a matting additive.

OPTICAL SHEET COMPRISING NANOPATTERN AND METHOD FOR MANUFACTURING SAME
20170299776 · 2017-10-19 ·

This invention relates to a method of manufacturing an optical sheet, including: (S1) forming a single layer by feeding a curable resin composition, (S2) obtaining the single layer having a transferred nanopattern on a surface thereof by passing the single layer formed in (S1) through a release mold having a nanopattern having a pitch of 50 to 500 nm and an aspect ratio of 1.0 to 5.0, and (S3) curing the single layer having the transferred nanopattern obtained in (S2).

VEHICLE INTERIOR MEMBER AND VEHICLE INTERIOR MEMBER MANUFACTURING METHOD
20220258680 · 2022-08-18 ·

Provided is a vehicle interior member that can suppress the reflection of light to the outside, and that can reduce glare from whatever angle a passenger views the interior member. A cross-section of a groove 6 formed in a vehicle interior member 4 is substantially V-shaped, and is constituted by two flat surfaces, a first reflection surface 7 and a second reflection surface 8. The groove 6 has a groove angle θ of 32 degrees, and the reflectance at a light receiving surface 5 is no more than 2.0%.

MATTE POLYESTER FILM AND METHOD FOR MANUFACTURING THE SAME

A matte polyester film and a method for manufacturing the same are provided, The method for manufacturing the matte polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity less than the first intrinsic viscosity; mixing matte regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester masterbatch material; melting and then extruding the polyester masterbatch material to obtain the matte polyester film having the predetermined intrinsic viscosity.

MATTE POLYESTER FILM AND METHOD FOR MANUFACTURING THE SAME

A matte polyester film and a method for manufacturing the same are provided. The matte polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips.

The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further include chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The matte polyester film further includes a matting additive.

MATTE FILM FOR HOT PRESSING AND MANUFACTURING METHOD THEREOF

A matte film for hot pressing and a manufacturing method thereof are provided. The manufacturing method includes steps of forming at least one polyester composition into an unstretched polyester thick film and stretching the unstretched polyester thick film in a machine direction (MD) and a transverse direction (TD). The polyester composition includes 81% to 97.9497% by weight of a polyester resin, 0.02% to 2% by weight of an antioxidative ingredient, 0.0003% to 1% by weight of a nucleating agent, 0.01% to 2% by weight of a flow aid, 0.01% to 2% by weight of a polyol ester based polyester modifier, 0.01% to 2% by weight of an inorganic polyester modifier, and 2% to 10% by weight of silica particles. The polyester resin has an intrinsic viscosity between 0.60 dl/g and 0.80 dl/g.

LOW-GLOSS THERMOPLASTIC COMPOSITION
20210155786 · 2021-05-27 · ·

A composition for extruding or injection molding low-gloss articles exhibiting improved color retention and mechanical properties as compared with conventional pigmented or painted PVC or TPO resins includes polypropylene, a thermoplastic polyolefin elastomer in an amount sufficient to impart superior impact resistance and at least one particulate delustering agent in an amount sufficient to provide low-gloss without sacrificing impact strength.