B32B17/1077

LAMINATED GLAZING WITH IMPROVED RESISTANCE TO RELATIVELY DISCRETE IMPACT TYPES
20220388280 · 2022-12-08 ·

A laminated glazing includes a structural transparent substrate bonded to a glass sheet of 0.5 to 4 mm, intended to constitute an outer surface of the laminated glazing, by an adhesive interlayer of 4 to 10 mm, which successively includes 0.25 to 2.5 mm of a flexible first polymer material having a relaxation modulus at most equal to 2 GPa for relaxation times at least equal to 10 min, at temperatures at least equal to −40° C., in contact with the glass sheet, then a stiff second polymer material having a relaxation modulus at least equal to 4 GPa, for time constants at most equal to 0.1 millisecond and temperatures at most equal to 40° C.

WINDOW PANE AND METHOD FOR ITS PRODUCTION
20220379585 · 2022-12-01 ·

The present invention relates to a window pane and to a corresponding production method. The window pane (1) for a motor vehicle of the invention has a first pane and a second pane arranged parallel to the first pane, at least one intermediate adhesive layer (4) arranged between the first and second panes for forming a laminate therewith, wherein the intermediate adhesive layer (4) comprises at least one layer opening (7) or recess which is surrounded by an inside opening wall (4.1) of the intermediate adhesive layer (4), and a reinforcing adhesive material (8) provided in the layer opening (7) of the intermediate adhesive layer (4) which shows a higher strength or hardness than the intermediate adhesive layer wherein the reinforcing adhesive material is coplanar to the intermediate adhesive layer.

Laminated glazing

A laminated glazing comprising first and second sheets of glass joined together by an interlayer structure comprising at least first and second layers of adhesive interlayer material with a support sheet therebetween is disclosed. The laminated glazing is arranged such that the first layer of adhesive interlayer material is between the first sheet of glass and the support sheet, the second layer of adhesive interlayer material is between the second sheet of glass and the support sheet support material and at least a portion of the second major surface of the first sheet of glazing material faces the first major surface of the second sheet of glazing material. In the event of breakage of the first sheet of glass, the second layer of adhesive interlayer material remains attached to the support sheet thereby keeping the second glass sheet from becoming detached from the laminated glazing.

COMPOSITE PANE WITH FUNCTIONAL ELEMENT AND DEAERATION STRUCTURE INCORPORATED INTO A THERMOPLASTIC INTERMEDIATE LAYER

A composite pane with at least one functional element, includes a first pane including an inner side III and an outer side IV, a second pane including an inner side II and an outer side I, a thermoplastic intermediate layer that joins the inner side III of the first pane laminarly to the inner side II of the second pane, at least one functional element that is incorporated into the thermoplastic intermediate layer, wherein the at least one functional element is directly adjacent the inner side III of the first pane and/or the inner side II of the second pane, and a deaeration structure is mounted at least in the region of the functional element that is directly adjacent the first pane and/or second pane.

RESIN COMPOSITIONS FOR OPTICAL FILMS
20220372248 · 2022-11-24 · ·

Compositions, laminates, films and/or composites made from thermoplastic polymers, such as thermoplastic polyurethane (TPU) are described. The films have one or more optical layers made from materials that allow the transmission of visible light and reflect or absorb UV light. An optical film is made from one or more TPU resins including a first UV absorber of the benzotriazole family or the triazin family, a light stabilizer, and a second UV absorber selected from a group consisting of benzotriazoles, benzophenones, triazin or benzylidene malonate. The second UV absorber may be present in a base resin combined with the TPU resin. The optical film is capable of blocking at least 99% of light having a wavelength

Laminated glazing with a step-shaped functional portion

A laminated glazing with at least one step-shaped functional portion comprising two stack of components, the main stack of components in which the alteration of its properties is not desirable, and a second stack of components comprising a functional layer.

Functional interlayers for vehicle glazing systems

A glass structure for a vehicle includes an outer layer of glass, an inner layer of glass, and an interlayer stack disposed between opposing surfaces of the outer layer of glass and the inner layer of glass. The interlayer stack includes at least two interlayer substrates and at least one of the interlayer substrates includes a decorative treatment. In another example, the interlayer stack includes at least two interlayer substrates and at least one of the interlayer substrates includes a functional component.

Polyurethane article and methods of making the same
11591436 · 2023-02-28 · ·

Articles are provided including at least one polyurethane prepared from: (a) about 1 equivalent of at least one polyisocyanate; (b) about 0.005 to about 0.35 equivalent of at least one polycaprolactone polyol; (c) about 0.01 to about 1.0 equivalent of at least one polyol selected from the group consisting of ethylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, 1,2-ethanediol, propanediol, butanediol, pentanediol, hexanediol, heptanediol, octanediol, nonanediol, decanediol, dodecane diol, octadecanediol, cyclopentanediol, 1,4-cyclohexanediol, cyclohexanedimethanol, 1,4-benzenedimethanol, xylene glycol, hydroxybenzyl alcohol, dihydroxytoluene, bis(2-hydroxyethyl) terephthalate, 1,4-bis(hydroxyethyl)piperazine, N,N′,bis(2-hydroxyethyl)oxamide and mixtures thereof; and (d) about 0.01 to about 0.5 equivalent of at least one polyol selected from the group consisting of glycerol, tetramethylolmethane, trimethylolethane, trimethylolpropane, erythritol, pentaerythritol, dipentaerythritol, tripentaerythritol, sorbitan, and mixtures thereof, each based upon the about 1 equivalent of the at least one polyisocyanate, wherein the article has a Gardner Impact strength of at least about 400 in-lb according to ASTM D-5420-04.

Bonding laminated film and light-transmitting laminate comprising the same
11506885 · 2022-11-22 · ·

A bonding laminated film for bonding, and a light transmission laminate are provided. The bonding laminating film and the light transmission laminate comprise a first layer comprising a first surface and a second surface opposite to the first surface, and a second layer disposed inside the first layer and comprising a wedge part whose cross section is triangular or trapezoidal in a part or a whole of the second layer. The refractive index of the second layer is higher than the refractive index of the first layer. The bonding laminated film has an overall even thickness, and has anti-double-image elements in a desired area though a bonding laminated film, and has a substantially non-wedge shape.

SPANDREL

A spandrel including a first substrate, an intermediate film made of polymer material, and a second, opaque substrate, such that the first substrate is coated with at most two layers which are deposited on the surface located on the side facing the intermediate film made of polymer material and which include at least one upper dielectric layer.