Abstract: An adhesive may include an adhesive structure and an adhesive composition. The adhesive structure may include a graft copolymer. The adhesive composition may include at least about 1 wt. % and not greater than 40 wt. % of a macromonomer component for a total weight of the adhesive composition, at least about 50 wt. % and not greater than about 98 wt. % of a (meth)acrylic based polymeric component A for a total weight of the adhesive composition, and at least about 0.1 wt. % and not greater than about 30 wt. % of a tackifier component for a total weight of the adhesive composition. The macromonomer component may have a weight-average molecular weight of at least 1000 g/mol and a glass transition temperature (Tg) of at least about 40° C. The (meth)acrylic based polymeric component A may have a glass transition temperature (Tg) of not greater than about 20° C.

Abstract: A label and liner assembly comprises one or more labels, the label(s) including a facestock and an adhesive layer on a surface of the facestock. A support liner is releasably adhered to the adhesive layer, the support liner defining a plurality of embossings projecting from a surface of the support liner toward or away from the label. A transfer tape and a method for assembling label material are also provided.

Abstract: A labeling system, comprising at least one label, wherein the at least one label is configured to receive printing thereon, and wherein the at least one label further comprises a release coating layer; a paper layer; a primer layer deposited on the paper layer; and an adhesive layer deposited over the primer layer, wherein a plurality of score lines have been cut into the at least one label at predetermined locations, to predetermined depths, and in predetermined patterns.

Abstract: There is provided a processing method of a wafer. The processing method includes a protective sheet preparation step of preparing a protective sheet including a first sheet that is thermocompression-bonded to a surface of the wafer by heating, a second sheet that is laid on the first sheet and has fluidity due to the heating, and a third sheet that is laid on the second sheet and keeps flatness even with the heating. The processing method also includes a protective sheet laying step of causing a side of the first sheet to face a front surface of the wafer and executing heating to execute thermocompression bonding to lay the protective sheet on the front surface of the wafer and a grinding step of causing a side of the protective sheet to be held by a holding surface of a chuck table and grinding a back surface of the wafer.

Abstract: Disclosed are a backlight module and a display apparatus. The backlight module includes a light guide plate (1), a light emitting surface (11) is divided into a light emitting region (A) and a peripheral region (B) surrounding the light emitting region (A); a lamp bar (2) having a light emergent direction facing a light incident surface (13); and a circuit board (3) connected with the lamp bar (2) and positioned at a side of a bottom surface (12) of the light guide plate (1), an overlapping portion between the circuit board (3) and the light guide plate (1) is formed into a connection region, and an orthographic projection of the connection region on the light emitting surface (11) is completely covers the peripheral region (B) and at least partially covers the light emitting region (A).

Abstract: An embodiment of the present inventive concept provides a display device including: a mother substrate on which a plurality of display modules are located; and a mother film located on a rear surface of the mother substrate, wherein the mother film may include a first layer, and a second layer disposed between the first layer and the mother substrate, the second layer has a thickness of from about 40 ?m to about 60 ?m, and a thickness of the first layer may be greater than that of the second layer.

Abstract: A method of making a thermal interface material includes: combining a powder of diamond particles having a nominal dimension of 1,000 nm or less with a volatile liquid hydrocarbon material to provide a diamond dispersion; and combining the diamond dispersion with a first mixture to provide the thermal interface material, wherein the first mixture includes a matrix material and particles of a first material have a nominal dimension in a range from 1 micron to 100 microns, and wherein the diamond particles compose 0.5 wt. % to 5 wt. % of the thermal interface material, the matrix material composes 10 wt. % or less of the thermal interface material, and the first material composes at least 40 wt. % of the thermal interface material.

Abstract: Embodiments of a vehicle interior component and methods of forming the same are disclosed. The vehicle interior component includes a frame with a support surface and having an opening formed in the support surface. A glass substrate is provided that includes a first major surface, a second major surface facing the support surface, and a minor surface between the first and second major surfaces and defining a thickness of the glass substrate. An adhesive at least partially fills the opening and adheres the glass substrate to the frame. The adhesive in the opening acts to secure the glass substrate and adhesive to the frame.

Abstract: An object of the present invention is to provide an adhesive film that can be applied easily to an adherend having a three-dimensional shape. An adhesive film according to the present disclosure is an adhesive film having a three-dimensional molded shape and including: a base layer; an adhesive layer including a fine structure in a surface; and a liner layer covering the adhesive layer. The fine structure of the adhesive layer includes a plurality of convex parts. Each of the plurality of convex parts includes two or more parts joined to each other via an interface. A first part present in a top of the convex part includes a non-adhesive or weak adhesive material, and a second part present below the first part includes a strong adhesive material.

Abstract: Adhesive sheets that can adhere to both a smooth surface and a rough surface with sufficient adhesive force and that exhibits smooth visual appearance after adhesion regardless of a surface to be applied are described. In particular, adhesive sheets including a rigid sheet having a thickness of 80 ?m or greater and 2 mm or less; and a first pressure-sensitive adhesive layer disposed on one surface of the rigid sheet, the first pressure-sensitive adhesive layer having a thickness of 40 ?m or greater and 1.2 mm or less and including a microstructured surface including irregularities are described.

Abstract: A cover tape for packing an electronic component includes: a substrate layer; a heat sealing layer placed on one surface side of the substrate layer; and an intermediate layer placed between the substrate layer and the heat sealing layer, and a transmitted image definition based on JIS K 7374, with an optical comb width set to 0.5 mm, is 30% or more.

Abstract: A photocurable adhesive sheet may have both step conformability and shape stability and excellent in durability after attachment to an adhering member. Such a photocurable adhesive sheet may include a first adhesive layer, a second adhesive layer, and an intermediate layer interposed between the first and second adhesive layer. The intermediate layer may be a layer that is formed from a resin composition containing a (meth)acrylic copolymer as a main component resin and has a crosslinked structure. The first and/or second adhesive layer may be photocurable resin layers formed from a photocurable resin composition. The fall time in the measurement of holding force at 40° C. under a load of 1 N/cm2 may be 60 minutes or more, while the fall time in the measurement of holding force at 60° C. under a load of 1 N/cm2 may be less than 60 minutes.

Abstract: A protective barrier is affixable to a curved substrate such as a vehicle windshield. The protective barrier may include a stack of three or more lenses. Each of the three or more lenses may include a thermoplastic film (preferably a polyethylene terephthalate (PET) film) and an adhesive layer on a first side of the thermoplastic film. The three or more lenses may have respective thicknesses that define a monotonically decreasing function in a stacking direction of the stack and that include at least three different thicknesses. The protective barrier may be placed on the curved substrate with the adhesive layer of an innermost lens of the stack in contact with the curved substrate, and heat and pressure may be applied to conform the stack to the shape of the curved substrate. Thereafter, an outermost lens of the stack may be peeled off to reveal the next lens of the stack.

Abstract: In the insulation sheet, an insulation resin layer made of a thermosetting resin composition in an uncured or semi-cured state is formed on one or each of both surfaces of the base material. The thermosetting resin composition contains: a thermosetting resin (A) that is in solid form at 25° C.; a thermosetting resin (B) that is in liquid form at 25° C.; a latent curing agent that is unreactive at 60° C. or lower; and an inorganic filler having a maximum particle diameter smaller than a film thickness of the insulation resin layer and having an average particle diameter smaller than 0.5 times the film thickness. The insulation resin layer of the insulation sheet is efficiently compressed into a predetermined thickness by pressure application at normal temperature and permeates a gap between a stator core and a stator coil by heating during curing treatment, whereby both members can be insulated and fixed.

Abstract: A fiber-reinforced composite material having at least one reinforcement layer having one or more woven mats, unwoven mats, or bundle of fibers comprising a plurality of reinforcement fibers that has a binder-resin filling at least a portion of the voids of the reinforcement fibers. In some aspects, the binder-resin adheres to the reinforcement fibers and displaces the air voids at the interface between the reinforcement fibers and the binder-resin. The binder-resin has a relatively low viscosity less than at least about 20,000 centipoise at 176° C. and low molecular weight, which allows the reinforcement layer to maintain a low flex modulus while maintaining or increasing tensile modulus. The fiber-reinforced composite material can be utilized in various articles, such as a flexible fiber reinforced hose adapted for conveying fluids under pressure having at least one polymer layer that bonds to the binder-resin of the reinforcement layer, preferably being cross-linkable or cross-linked to the polymer layer.

Abstract: Some embodiments relate to a roofing material. The roofing material comprises a substrate, and a coating on the substrate. The coating comprises at least a polymer A, a polymer B, and at least one filler. The polymer A, the polymer B, the at least one filler are present in an amount sufficient to result in the coating having: A) a Tear CD property of at least 1000 g-f; and B) at least one of an interpenetrating polymer network, a semi-interpenetrating polymer network, or any combination thereof. Other embodiments relate to additional roofing materials, methods for preparing roofing materials, and the like.

Abstract: A display module includes a cushion plate having a transmittance of 20% to 40% of light at a spectrum wavelength of 380 nm to 780 nm in an area thereof other than an area in which a through-hole is formed, such that a difference between transmittances in the area in which the through-hole is not formed and the area in which the through-hole is formed may be reduced as much as possible. Reducing the difference between the transmittances in the area in which the through-hole is not formed and the area in which the through-hole is formed as much as possible may allow reflected-light visibility in the area in which the through-hole is not formed and reflected-light visibility in the area in which the through-hole is formed to be realized in close to each other as much as possible, thereby minimizing low gray-level mura near the through-hole area.

Abstract: Method of attaching a lining 1 to an interior surface 10 of a room comprising the steps of: providing a first sheet of lining 1 to be applied to the interior surface 10; applying a plurality of glue dots 2 to the interior surface 10 or to the first sheet of lining 1; and attaching the first sheet of the lining 1 to the interior surface 10 such that the first sheet of lining 1 is fixed to the interior surface 10 via the glue dots.

Abstract: A tape having an elongated shape includes a strength-reducing portion, a strength-maintaining portion, a and an opening prevention portion. The strength-reducing portion includes a first slit row and a second slit row parallel to the first slit row. Each slit row includes a plurality of slits and a plurality of non-slit portions that are portions in which the slits are not formed. The plurality of non-slit portions belonging to the first slit row and the plurality of non-slit portions belonging to the second slit row do not overlap each other in a transverse direction of the tape. The opening prevention portion closes ends of the plurality of slits. The strength-reducing portion and the strength-maintaining portion are aligned in the transverse direction of the tape.

Abstract: A paperboard structure including a paperboard substrate having a first major side and a second major side opposed from the first major side, and a coating layer on the first major side, the coating layer includes a polymer and talc, wherein the polymer includes at least one of poly(butylene succinate) and poly(butylene succinate-co-adipate).

Abstract: An adhesive film formed of an adhesive composition including a (meth)acrylic copolymer including an alkylene glycol group and a cyclic functional group while satisfying Equation 3 and Equation 4 herein, an optical member including the same, and an optical display including the same, are provided.

Abstract: A flexible protective film is provided and is used to protect a curved display. The flexible protective film includes a substrate layer (10) and a flexible layer (20) laminated on the substrate layer (10). The flexible layer (20) is formed after a liquid-phase flexible material is laminated on a surface of the substrate layer (10) through solidification. The flexible layer (20) of the flexible protective film is directly formed on the substrate layer (10) to reduce internal stress of the flexible protective film, thereby increasing an adhesive force of the flexible protective film.

Abstract: Activatable adhesive compositions are disclosed. The activatable adhesive compositions comprise a two-stage polymer particle, comprising a first stage comprising a hydrophilic acrylic polymer having an acid content of less than 200 mg KOH/g, a second stage polymerized within the first stage and comprising a hydrophobic acrylic polymer, and a tackifier soluble in the first stage and the second stage. Further, linerless labels and tapes comprising activatable adhesive compositions are disclosed. Still further, methods for adhering a first substrate to a second substrate using an activatable adhesive composition are also disclosed.

Abstract: An aqueous copolymer dispersion is obtained by a multi-stage emulsion polymerization process comprising polymerizing in a reaction zone in a first polymerization stage a first monomer composition comprising at least 88 wt % of a vinyl ester of a C1 to C18 carboxylic acid and up to 12 wt % ethylene to produce a first stage polymer having Tg>20° C.; and polymerizing in the reaction zone, in a second polymerization stage and in the presence of the first stage polymer, a second monomer composition comprising a vinyl ester of a C1 to C18 carboxylic acid and a C2 to C8 alkyl ester of (meth)acrylic acid to produce a second stage polymer having Tg?20° C. Each of the polymerization stages is conducted in the presence of a stabilizing system comprising at least 0.1 wt % of a protective colloid and at least 0.05 wt % of an ionic surfactant.

Abstract: A semiconductor device has a semiconductor die and a support tape disposed over a back surface of the semiconductor die opposite an active surface of the semiconductor die. A portion of the back surface of the semiconductor wafer is removed to reduce its thickness. The semiconductor die is part of a semiconductor wafer, and the wafer is singulated to provide the semiconductor die with the support tape disposed on the back surface of the semiconductor die. The support tape can be a polyimide tape. A dicing tape is disposed over the support tape. The semiconductor die is disposed over a substrate. A laser emission is projected onto the semiconductor die to bond the semiconductor die to the substrate. The support tape provides stress relief to avoid warpage of the semiconductor die during the laser emission. The support tape is removed from the back surface of the semiconductor die.

Abstract: A structural carrier comprising: a foam core and an outer layer, the foam core and the outer layer being free of structurally reinforcing ribs and open pockets, wherein the structural carrier is curable at a temperature of about 0° C. to about 50° C. The structural carrier may also foam at room temperature. The structural carrier may have an adhesive material disposed on at least a portion of the outer layer.

Abstract: A display device includes a display panel that may be folded with reference to at least one folding axis, a polarization layer disposed on the display panel, an adhesive layer disposed on the polarization layer, and a window disposed on the adhesive layer, and having one surface facing the adhesive layer. A 180 degree (°) peel adhesion of the adhesive layer to the one surface of the window may be about 493 gram-force per inch (gf/inch) to about 817 gf/inch under the conditions of a temperature of about 60 degrees Celsius (° C.) and a relative humidity of about 93 percent (%). Accordingly, the display device including the adhesive layer may exhibit good durability, and maintain the reliability thereof.

Abstract: Aspects of the disclosure are directed to apparatuses and/or methods involving stacked layers of material. As may be implemented in accordance with one or more aspects characterized herein, an apparatus includes a base layer of material with upper and lower surfaces, and stacked layers of material on the base layer. The stacked layers include a first layer stacked on the upper surface of the base layer, and further layers stacked on and adhered to one of the other stacked layers. At least one of the stacked layers has a lower surface area that is larger than a lower surface area of one of the stacked layers on which it is stacked, with an adhesive on an exposed portion thereof.

Abstract: The present disclosure provides for a heat-shrinkable, biaxially stretched, multilayer thermoplastic film that includes at least a puncture resistant layer. The puncture resistant layer is formed with a polyethylene based plastomer having a density of 0.890 g/cm3 to 0.910 g/cm3 as measured in accordance with ASTM D-792, and a melt index (MI) as measured by ASTM D-1238 at 190° C./2.16 kg from 0.20 g/10 minutes to 1.5 g/10 minutes. The polyethylene based plastomer has a logM25% of an upper 25% of a GPC quadrant having a value of 5.1 to 5.7, an intermediate molecular weight distribution (Mw/Mn) of 2.5 to 3, a Mz/Mw value of 2 to 2.5, a Comonomer Distribution Constant value from 60 to 400 and a single SCBD peak between 40-85° C. with a mass fraction of less than 3% above 85° C. as determined by CEF, and a ZSVR value from 1.0 to 5.5. The multilayer thermoplastic film is biaxially stretched at a temperature of 60° C. to 120° C. with a blow-up ratio from 2:1 to 10:1.

Abstract: A pressure-sensitive adhesive and a liquid crystal cell including the same are disclosed herein. In some embodiments, a pressure-sensitive adhesive having a storage elastic modulus of 700 kPa or more at a temperature of 25° C. and a frequency of 6 rad/sec, and a gel fraction of 35% or more, wherein the gel fraction is defined by Equation 1: B/A×100??[Equation 1] wherein, A is an initial mass (g) of the pressure-sensitive adhesive, B is a mass (g) of an insoluble content after the pressure-sensitive adhesive is immersed in a solvent at 60° C. for 24 hours and then dried at 150° C. for 30 minutes. The press-sensitive adhesive is advantageous for implementation into a flexible element between upper and lower substrates of a liquid crystal cell, and providing excellent electro-optical properties and appearance uniformity by minimizing defects.

Abstract: As may be implemented in accordance with one or more aspects characterized herein, a wall patch is adhered to a wall surface having a damaged region. The wall patch has a base layer and a plurality of layers of transparent material stacked on the base layer, with the base layer being visible through the transparent material and therein aligned around the damaged region. A surface coating is applied to an area of the wall surface around the wall patch and to the wall patch, after which a top removable layer of the wall patch is removed to expose a top surface of an underlying one of the layers. A further coating is applied to the exposed top surface of the underlying layer, and to the area of the wall surface around the wall patch.

Abstract: There is provided a switch installed in a vehicle. The switch includes a cover made of a transparent material, a plate disposed below the cover in an inner side of the cover, and a film combined to the plate, the film having a printed pattern printed thereon. The pattern printed on the film is enlarged by refraction of a light from the pattern while the light passing through the cover, and then is visible enlarged to eyes of a user.

Abstract: A structural member including a lightweight core, one or more skins, and a crosslinking nanolayer interposed therebetween that results in significant mechanical strength in the structure. The core is a polymer of reduced density by way of included voids, such as an open or closed cell foam, honeycomb, or corrugated structure. The core polymer has a lower density and may have a higher softening or melting temperature than the polymer skin materials. The core may be discontinuous at the interface with the skin such that only a small percentage of the core surface is actually in contact with the skin compared to the overall area of the interface. The skin may be a thermoplastic layer that attaches to the core material. The skin may be a composite material including non-thermoplastic reinforcements. The crosslinking nanolayer is covalently bonded to the surface of the core material and provides molecular compatibility with the skin material.

Abstract: The invention relates to an adhesive tape, comprising at least one layer of a first, heat-curable adhesive material and, on one of the surfaces of the heat-curable adhesive material layer, a layer of a second, pressure-sensitive adhesive material, characterized in that the second, pressure-sensitive adhesive material is based on one or more unvulcanized rubbers having a saturated carbon chain of the polymethylene type.

Abstract: A method of manufacturing a display panel including: sequentially forming a first layer and a second layer on a carrier substrate such that bottom surfaces of the first layer and the second layer face the carrier substrate; forming a panel substrate including a first base layer on a top surface of the second layer such that a bottom surface of the first base layer faces the second layer; forming a display layer on the panel substrate; and separating the panel substrate from the second layer.

Abstract: A method for forming a parting line in a coating using an easily peelable coating material comprising (i) attaching a masking tape to a part not to be coated on a boundary between a part to be coated and the part not to be coated along the boundary; (ii) performing a process to improve an adhesiveness with an easily peelable coating material on surfaces of a part in contact with the boundary of the part to be coated and/or a part in contact with the boundary of the masking tape; (iii) applying the easily peelable coating material over surfaces of the part to be coated and the part in contact with the boundary of the masking tape; and (iv) peeling off the masking tape.

Abstract: The invention is an apparatus that allows individual adhesive strips to be easily and efficiently accessed by a medical professional. Specifically, the apparatus is defined by a series of adhesive strips that are offset and overlayed. Each adhesives strip includes a folded edge that allows a medical professional to grasp an individual adhesive strip, remove it from the adjacent strip, and use it for a particular application. When an additional adhesive strip is needed, the medical professional can repeat the process with the next (e.g., top) adhesive strip until all of the strips have been used.

Abstract: An electronic component series includes a base tape mainly composed of paper and having a multiplicity of accommodation recesses formed continuously at predetermined intervals for accommodating electronic components each having a substantially rectangular parallelepiped shape with an L dimension of less than or equal to 0.6 mm, a W dimension of less than or equal to 0.3 mm, and a T dimension of less than or equal to 0.3 mm; the electronic components accommodated in the accommodation recesses; and a cover tape continuously adhered to a surface of the base tape to cover the accommodation recesses. The electronic components are lifted from the accommodation recesses by peeling off the cover tape. Each of the accommodation recesses has a bottom surface inclined in a range of from 10° to 20° with respect to the surface of the base tape to be deeper toward a downstream in a conveyance direction.

Abstract: A floor panel with a substrate and a decorative layer of wood veneer with a thickness of 1 millimeter or less and provided on the substrate. The decorative layer is provided on the substrate by means of a glue layer which is situated between the substrate and the decorative layer. The glue layer comprises hard particles with an average particle size which is at least one third of the thickness of the wood veneer. Methods for manufacturing such floor panels are provided.

Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about ?47° C. to ?40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.

Abstract: A wallpaper includes a support portion having a flat surface, and a functional layer disposed on the flat surface of the support portion. The functional layer includes a metallic film and has an emissivity of greater than zero and equal to or less than 0.6. The wallpaper further includes a particulate layer disposed on the functional layer and including a polymer body and inorganic particles dispersed in the polymer body.

Abstract: A method and apparatus for actuating a push-to-walk button wherein a force is received upon a pedal. The force is applied to an electrical switch. In turn, the electrical switch engages a push-to-walk circuit input signal.

Abstract: A labeling apparatus comprises a separation member configured to promote detachment of an adhesive label from liner web. Adhesive labels are fed to the separation member such that a surface of the facestock contacts the separation member. The separation member has a surface exhibiting a tack such that the tack force between the facestock and the separation member is greater than the release force between the release liner and the adhesive layer of the labels. The labels become associated with the separation member, and the label is applied to a surface of a substrate by contacting the exposed adhesive layer with a surface of a substrate, which causes the adhesive label to detach from the separation member.

Abstract: A laminated composite article having a core component and laminate sheet. The laminate sheet is disposed and overlying at least a portion of the core component. The laminate sheet includes a wear layer and an ink layer. The laminate sheet includes UV absorbers. The UV absorbers are arranged and disposed to provide ink stability to the ink layer. Methods for forming the laminated composite article are also disclosed.

Abstract: The present invention relates to a multilayer film comprising a layer (a) and a layer (c), in each case based on at least one propylene copolymer in an amount of at least 15% by weight, at least one propylene polymer in an amount of at least 40% by weight, in each case based on the total weight of the layer (a)/(c), at least one multi-ply inner layer (b) based on at least one homo- and/or copolyamide comprising isophoronediamine units as a polyamide component, adhesion promoter layers (d) and (e), wherein the thickness of the multi-ply layer (b) is at least 40% of the total thickness of the multilayer film, preferably at least 45% or at least 50%.

Abstract: A sound insulation flooring material according to the present invention in which a heat resistance, sound insulation, and adhesion are improved is implemented by sequentially stacking a plurality of layers, a first balance layer, a second balance layer, a primer layer, a PE foam layer, and a PE release paper layer. In this case, the primer layer includes a first composition, a second composition, and a curing agent, and the first composition includes a resin, propanol, 1-methoxy-2-propanol, propyl acetate, isopropanol, butanone, and water.

Abstract: A semiconductor device has a semiconductor die and a support tape disposed over a back surface of the semiconductor die opposite an active surface of the semiconductor die. A portion of the back surface of the semiconductor wafer is removed to reduce its thickness. The semiconductor die is part of a semiconductor wafer, and the wafer is singulated to provide the semiconductor die with the support tape disposed on the back surface of the semiconductor die. The support tape can be a polyimide tape. A dicing tape is disposed over the support tape. The semiconductor die is disposed over a substrate. A laser emission is projected onto the semiconductor die to bond the semiconductor die to the substrate. The support tape provides stress relief to avoid warpage of the semiconductor die during the laser emission. The support tape is removed from the back surface of the semiconductor die.

Abstract: A butyl rubber reactive bonding layer for a pre-applied reactive-bonding waterproofing coiled material, a preparation method therefor, and a pre-applied reactive-bonding waterproofing coiled material, relating to the technical field of high-molecular pre-applied materials, are disclosed. The butyl rubber reactive bonding layer is prepared mainly from the following raw materials: 100 parts of a raw rubber, 9.5-15.5 parts of a linear tackifier containing a terminal hydroxyl structure and 12.5-19.5 parts of an active filler. The active filler includes active silicon dioxide and aluminium oxide.

Abstract: A touch sensor panel includes a base layer, a first adhesive layer having one side bonded to one side of the base layer and composed of a pressure-sensitive adhesive (PSA), an electrode layer having one side bonded to the other side of the first adhesive layer, a second adhesive layer having one side bonded to the other side of the electrode layer and composed of a pressure-sensitive adhesive (PSA), and a functional layer having one side bonded to the other side of the second adhesive layer.

Abstract: A piece, in particular for jewellery or timepieces, is made of a material comprising a synthetic matrix loaded with particles of a precious or semi-precious stone. The particles have a particle size d90 between 50 ?m and 2 mm, preferably between 100 ?m and 1 mm, and more preferably between 150 ?m and 500 ?m.