B32B2323/00

Metallic lustrous member with radio wave transmissibility, article using same, and production method therefor

A metallic lustrous member with radio wave transmissibility is provided, which is capable of being easily produced, while ensuring a structure in which not only chromium or indium but also any of some other metals such as aluminum is formed as a metal layer on a continuous surface of any of various materials, and also an article using the member is provided. A production method for a metallic lustrous member with radio wave transmissibility, which is capable of easily forming, as a metal layer, not only chromium or indium but also any of some other metals such as aluminum, on a continuous surface of any of various materials. The metallic lustrous member comprises a substrate having radio wave transmissibility, and an aluminum layer formed directly on a continuous surface of the substrate. The aluminum layer has a discontinuous region including a plurality of separated segments which are mutually discontinuous.

Multilayer dental appliances and related methods and systems

A dental appliance for positioning a patient's teeth includes a removable orthodontic tooth positioning appliance having teeth receiving cavities shaped to directly receive at least some of the patient's teeth and apply a resilient positioning force to the patient's teeth. The appliance includes a hard polymer layer having a hard polymer layer elastic modulus disposed between a first soft polymer layer having a first soft polymer layer elastic modulus and a second soft polymer layer having a second soft polymer layer elastic modulus. The hard polymer layer elastic modulus is greater than each of the first soft polymer layer elastic modulus and the second soft polymer layer elastic modulus. At least one of the first soft polymer layer and the second soft polymer layer has a flexural modulus of greater than about 35,000 psi.

SEALANT FILM, LAMINATE FILM, AND PACKAGING MATERIAL
20230234346 · 2023-07-27 · ·

A sealant film is provided in which a surface resin layer (A), an adhesive resin layer (B), a release resin layer (C), and a heat seal resin layer (D) are laminated. The adhesive resin layer (B) contains a thermoplastic elastomer (b1) and a tackifier resin (b2). The release resin layer (C) contains 40% by mass or more of an ethylene ionomer (c1) with a polar group concentration exceeding 5.5 mol % in a resin component contained in the release resin layer (C). The release resin layer (C) further contains 0 to 60% by mass of an ethylene ionomer (c2) with a polar group concentration of 5.5 mol % or less in the resin component contained in the release resin layer (C). The heat seal resin layer (D) contains an ethylene resin (d1).

METHOD FOR LAMINATING A LAMINATED PANE COMPRISING A FUNCTIONAL ELEMENT WITH ELECTRICALLY SWITCHABLE OPTICAL PROPERTIES
20230226813 · 2023-07-20 ·

A method for producing a laminated pane with a functional element with electrically switchable optical properties, includes creating a first stack of layers including a first pane, a first thermoplastic laminating film, a separating film, a second thermoplastic laminating film, a second pane, laminating the first stack of layers while being heated, taking the first pane with the first thermoplastic laminating film off the second pane with the second thermoplastic laminating film, and the at least one separating film is removed from the stack of layers, providing a functional element having an active layer, placing the functional element into the stack of layers, whereby a second stack of layers is formed, laminating the second stack of layers to form a laminated pane, wherein the separating film is detachable residue-free from the first thermoplastic laminating film and the second thermoplastic laminating film.

Methods and formulations for bonding dissimilar materials

The present disclosure is directed to a formulations of cements and methods for bonding dissimilar materials. The formulations and methods can bond a Non-polyvinyl chloride (PVC) containing first polyolefin that is amorphous or has low crystallinity to a second material that is a rigid material or a hard PVC. The methods and formulations can work by co-dissolution at an interface, or activation of a one of the materials prior to bonding.

White polyester film

A white polyester film is described that includes at least a layer including, as a main component, a polyester resin (A), a thermoplastic resin (B) incompatible with the polyester resin (A), and an inorganic particle (C), where the white polyester film achieves high reflectance and a concealing property without increasing the thickness of the reflective film, the layer including voids in which the thermoplastic resin (B) functions as nuclei, wherein in a vertical section of the white film, NB2/NB1×100 (%) is 15% or more, wherein NB1 represents the number of the nuclei of the thermoplastic resin (B), and NB2 represents the number of the sections of the thermoplastic resin (B), the sections including the inorganic particle (C) inside.

METHOD FOR PRODUCING AN ELASTIC LAMINATE, AND LAMINATE OBTAINABLE ACCORDING TO SAID METHOD
20220396063 · 2022-12-15 · ·

A method for producing an elastic laminate with at least a first top layer and an elastic film, wherein the first top layer is fed along a production direction to a first stretching device, is subsequently stretched transverse to the production direction by means of the first stretching device and is puckered, and is either connected to an extrusion web provided for forming the elastic film such that the top layer is connected to the extrusion web only by portions facing the melt web or is connected to a pre-produced elastic film in that the elastic film is at least incipiently melted on its side facing the first top layer, the first top layer is pressed against the at least incipiently melted side of the elastic film only by portions, and is therefore at least partially embedded in a polymer matrix of the elastic film.

PRODUCTION OF A COMPOSITE FROM POLYMER SUBSTRATES AND SEALED MICROFLUIDIC CARTRIDGE

In a method for producing a compound of at least two polymer substrates, two polymer substrates each having a connecting surface are provided. At least one of the polymer substrates is coated with a self-assembling polypeptide, at least in the area of the connecting surface. The two polymer substrates are connected by pressing together the connecting surfaces under pressure and at a temperature corresponding to at least the glass transition temperature of the material of one of the polymer substrates at the connecting surface, wherein a diffusion of polymer chains takes place between the connecting surfaces by the self-assembling polypeptide and a solid connection is formed between the two connecting surfaces. A sealed microfluidic cartridge includes a polymer cartridge and a sealing film connected by such a method.

TILE-TYPE DECORATIVE FLOORING MATERIAL COMPRISING NON-SLIP FOAM, AND METHOD FOR MANUFACTURING SAME
20220371307 · 2022-11-24 ·

A tile-type decorative flooring material includes a surface-processed layer, a clear layer, a design-print layer, an underlayer, and a micro-embossed plastic foam part having a plastic foam layer and an adhesive film layer with micro-embossing. The flooring material provides a significant improvement in terms of slippage between the product and the floor surface in a construction process not using an adhesive.

METHOD FOR MANUFACTURING AN AIRTIGHT LAYER USED IN THE COMPOSITION OF A TIRE
20220355619 · 2022-11-10 ·

A method for manufacturing a composite airtight layer (20) used in the composition of a tire (30) comprises: a film (21) made of thermoplastic material is heated such that the film is able to plastically deform; the film is deformed (120) with the aid of corrugating means, the thickness of the film (21) being in a range from 0.01 to 0.2 mm, and the film having corrugations with a pitch and amplitude chosen in a range from 0.1 to 10 mm so as to give the film a given elongation capacity; the film is cooled such that the corrugated film is no longer able to be plastically deformed; and the corrugated film is coated in a matrix (22) of elastomer material, so as to form a composite airtight layer (20).