Patent classifications
B32B27/281
HEAT-RESISTANT SHRINKABLE ADHESIVE FILM
Provided is a heat-resistant shrinkable adhesive film capable of reducing or preventing defects such as shrinkage when exposed to a high temperature even when bonded in a highly stretched state. A heat-resistant shrinkable adhesive film according to one embodiment of the present disclosure includes (A) an acid functional group-containing (meth)acrylic polymer having a glass transition temperature of about 25° C. or lower, and (B) an acid or base functional group-containing (meth)acrylic polymer having a glass transition temperature of about 50° C. or higher, the mixing ratio of the component (A) being larger than the mixing ratio of the component (B), and the adhesive film including an adhesive layer with a crosslinked structure derived from a metal coordination bond crosslinking agent and can be stretched to an area magnification of 4 times or more
Functionalized Textile Compositions and Artilces
Functionalized textile materials are provided. At least a portion of a textile surface in includes a ceramic material, such as a binderless porous structured ceramic, and optionally, one or more functional layer is applied, resulting in a textile material with one or more desirable functional properties, such as hydrophilicity, hydrophobicity, flame retardancy, photocatalysis, anti-fouling, and/or deodorant properties.
PREPREG, LAMINATE, AND INTEGRATED PRODUCT
A prepreg includes composition elements [A], [B], and [C] described below,
[A] a reinforcing fiber,
[B] a thermosetting resin, and
[C] a thermoplastic resin.
[B] contains a thermoplastic resin having an aromatic ring with an amount of 10% or more by mass, a resin region containing [B] is present on one surface of the prepreg, a resin region containing [C] is present on another surface of the prepreg, and [A] that crosses over a boundary surface between the resin region containing [B] and the resin region containing [C] and that is in contact with both resin regions is present.
LAMINATED GLASS
To provide laminated glass that can significantly reduce air bubbles remaining inside.
Laminated glass having a first glass substrate and a second glass substrate laminated to each other, which has a first interlayer disposed between the first glass substrate and the second glass substrate and being in contact with the first glass substrate, a second interlayer disposed between the first glass substrate and the second glass substrate and being in contact with the second glass substrate, first and second functional members disposed between the first interlayer and the second interlayer and being in contact with the first interlayer and the second interlayer, wherein the first and second functional members have a higher rigidity than the first and second interlayers, and the first and second functional members are spaced apart from each other by a distance d when the laminated glass is viewed in plan view, and said distance d is at least 15 mm.
Surfacing materials for composite structures
Multifunctional surfacing materials for use in composite structures are disclosed. According to one embodiment, the surfacing material includes (a) a stiffening layer, (b) a curable resin layer, (c) a conductive layer, and (d) a nonwoven layer, wherein the stiffening layer (a) and the nonwoven layer (d) are outermost layers, and the exposed surfaces of the outermost layers are substantially tack-free at room temperature (20° C. to 25° C.). The conductive layer may be interposed between the curable resin layer and the stiffening layer or embedded in the curable resin layer. According to another embodiment, the surfacing material includes a fluid barrier film between two curable resin layers. The surfacing materials may be in the form of a continuous or elongated tape that is suitable for automated placement.
Display device and electronic device having same
An example display device includes a display element having at least one portion which can be changed into a curved shape; and a flexible window member stacked onto the display element, wherein the thickness of a portion of the window member is less than that of the other portions.
Polyimide film, laminate and surface material for display
A polyimide film includes a polyimide in which a specific amount of molecular framework containing one or two silicon atoms in its main chain, wherein a total light transmittance measured in accordance with JIS K7361-1 is 85% or more; wherein a yellowness index calculated in accordance with JIS K7373-2006 is 30 or less; wherein a glass transition temperature is in a temperature range of from 150° C. to 400° C.; and wherein a tensile elastic modulus at 25° C. obtained by measuring a 15 mm×40 mm test piece at a tensile rate of 10 mm/min and a chuck distance of 20 mm in accordance with JIS K7127, is 1.8 GPa or more.
Composite materials with structural and fire retardant capabilities
A composite material having at least two layers of reinforcing fibers impregnated with a curable resin; an interlaminar region formed between adjacent layers of reinforcing fibers; and a combination of polymeric toughening particles and fire-retardant particles in the interlaminar region.
Flexible display apparatus and method of manufacturing the same
A flexible display apparatus includes at least two flexible elements, and at least one adhesive layer bonding the at least two flexible elements. The flexible display apparatus has a bendable region, each adhesive layer includes a first portion in the bendable region and a second portion, and at least part of the second portion is located outside the bendable region. The adhesive layer is configured such that at a same temperature, a storage modulus of the first portion is greater than a storage modulus of the second portion. A thickness of the first portion is less than or equal to a thickness of the adhesive layer.
Moisture barrier laminate
An object of the present invention is to provide a moisture barrier laminate including a moisture trapping layer that maximizes its moisture trapping performance and exhibits an excellent moisture barrier property. The moisture barrier laminate of the present invention includes a gas barrier film substrate A having a gas barrier layer a1 and a moisture trapping layer B formed on the film substrate A as a base. On a surface of the moisture trapping layer B opposite to the film substrate A, a protective resin layer C having a moisture permeability in a range of 4.0×10 to 5.0×10.sup.4 g/m.sup.2.Math.day at 40° C. and 90% RH is laminated.