Abstract: Apparatus and method for hermetically encapsulating one or more optoelectronic device, such as a light emitting device or a photovoltaic device. The apparatus comprises a base and a carriage movable along the base. The carriage comprises a roller. The apparatus further comprises a vacuum platen coupled with the base and a tensioner coupled with the base. The tensioner comprises a support member that projects orthogonally above a plane of the vacuum platen.

Abstract: A method for laying carbon nanotube film includes following steps. A carbon nanotube film is provided. The carbon nanotube film includes a number of carbon nanotube strings substantially parallel to each other and extending along a first direction. The carbon nanotube film is stretched along a second direction substantially perpendicular with the first direction to form a deformation along the second direction. The carbon nanotube film is placed on a surface of a substrate. The deformation along the second direction is kept.

Abstract: A stretchable laminate, a process of making a stretchable laminate and a disposable absorbent article that includes a stretchable laminate are disclosed. The stretchable laminate includes a nonwoven web and a web of elastomeric material. The nonwoven web includes three layers of spunbond fibers and two layers of meltblown fibers. The side of the nonwoven web that includes two layers of spunbond fibers is attached to the elastomeric material.

Abstract: A process for making a pant-like disposable absorbent garment comprising: providing a front panel and back panels and an absorbent insert which extends between the front and back panels; printing a front waistband graphic on the front panel such that the front waistband graphic extends at least 90% of the front panel width; printing a back waistband graphic on the back panel such that the back waistband graphic extends at least 90% of the back panel width; and joining the first and second front side edges to the first and second back side edges, such that the garment assumes a pull-on configuration, and such that the front waistband graphic is in at least substantial alignment with the back waistband graphic. A garment made by the process is also disclosed.

Abstract: The invention concerns a method for making an article having a tunable adhesive, said method comprising applying strain to mechanically deform a substrate in at least one direction; applying a rigid coating layer on the substrate; and releasing the strain to form an article having a rippled surface. Ripple characteristics can be altered by mechanical strain in real time which further changes the adhesion properties.

Abstract: The present invention provides a method for producing a mold made of a composite material by using a prepreg material. First, a material 200 of a mold having a long two-dimensional shape and in a semi-cured state is produced from a prepreg sheet by continuous pultrusion molding. Subsequently, the semi-cured material 200 is mounted on a plurality of templates 131, 132, 133, 134, and 135 vertically provided on a base plate 120 of a molding apparatus 100, and thereby plastically deformed into a three-dimensional shape. The entire molding apparatus 100 is heated and pressurized to produce a completely-cured mold.

Abstract: A method for forming a reservoir for holding ink in an ink tank, the method includes providing a housing; inserting a spring into the housing such that a first end of the spring contacts a back wall of the housing; placing a first surface of a plate against a second end of the spring; bringing a flexible sheet into contact with an edge of a side wall of the housing; welding the flexible sheet to the edge of the side wall of the housing while applying a first level of vacuum between the flexible sheet and the back wall of the housing; and applying heat to the flexible sheet in a region corresponding to the plate while applying a second level of vacuum between the flexible sheet and the back wall of the housing, wherein the second level of vacuum is greater than the first level.

Abstract: Projection apparatuses and associated methods are provided. A representative apparatus includes: a support frame defining a projection area; a polymeric screen of sheet material sized and shaped to span at least a portion of the projection area; a retention member operative to contact the polymeric screen along an edge thereof; and a tensioning assembly operative to apply tension to the screen via the retention member, the tensioning assembly being operative to selectively reposition the retention member relative to the support frame.

Abstract: A mechanical fastening system for products, for example, an absorbent article such as infant training pants, in which the mechanical fastening system is a hook-and-loop type fastening system on the garment in which the loop material is a nonwoven material laminate which has been post bonded after the laminate has been constructed.

Abstract: The present invention relates to a method of manufacturing a thermoplastic composite sheet, comprising the steps of impregnating fibers with a thermoplastic resin melt, drawing and pressing the impregnated fibers in a tape or strand shape, preparing a prepreg layer by aligning the drawn and pressed fibers to form wefts and wraps, providing the prepreg layer on at least one surface of a center layer, and compressing the layers.

Abstract: A composite that contains an elastic film laminated to a meltblown facing is provided. During lamination, apertures and discrete bond sites may be concurrently formed in the elastic film. The discrete bond sites may be located proximate (adjacent or near to) a perimeter defined by corresponding apertures formed by displacement of the film. The location of the bond sites adjacent to or near the apertures may enhance the durability of the meltblown facing by strengthening the area surrounding the apertures. Furthermore, the content of the elastic film and the temperature/pressure of lamination may be selected to that the film possesses a sufficient tack for adhering to the facing at regions other than those fused together by the bonding elements of the patterned roll. Such secondary bonding further stabilizes the meltblown facing and renders it suitable for printing. Further, the film is under tension in the machine direction during lamination.

Abstract: A method of manufacturing an absorbent article includes directing a web of side panel material and a waist elastic material separate from the web of side panel material to travel. The waist elastic material is bonded to the web of side panel material. The web of side panel material having the waist elastic material bonded thereto is cut to form a side panel having a waistband portion. The side panel having the waistband portion is attached to a chassis.

Abstract: Methods of creating reversible and irreversible wrinkle structures are provided. A shape memory polymer is heated to a transition temperature and cooled while applying a first force. A rigid film layer is secured to the shape memory polymer to form a bilayer. The original shape of the shape memory polymer is recovered to create a first set of wrinkles in the rigid film layer. The bilayer is heated to the transition temperature and a second tensile force is applied to create a second set of wrinkles in the rigid film layer.

Abstract: A net structure for geotechnical applications includes a plurality of continuous ribs arranged parallel along an axis of development exhibit; at a first lie plane, a plurality of first continuous filaments, parallel and perpendicular to the ribs; and at a second lie plane, a plurality of second continuous filaments that are parallel to one another. The net structure is monolithic and defines an internal volume comprised between the first and the second lie planes sub-divided by the plurality of ribs into channels that are parallel to one another. The first filaments are defined by laminar structures exhibiting flat surfaces substantially lying in the lie plane, and a plurality of substantially rectangular windows are present at the first and second lie plane.

Abstract: Process for producing a laminate being built of at least two monolayers of polymeric tapes, the polymeric tapes having a tensile strength of at least 200 MPa, said process comprises the steps of forming a first monolayer of polymeric tapes by pre-tensioning the polymeric tapes and subsequently positioning the polymeric tapes under tension in a unidirectional, parallel manner, forming at least a second monolayer over the first monolayer in the same manner the first monolayer is formed, thereby stacking the at least two monolayers of polymeric tapes in such a way that the direction of the polymeric tapes is the same in every monolayer and that the polymeric tapes of each monolayer are offset to the tapes of the adjoining monolayer above or below that monolayer consolidating the thus stacked monolayers of polymeric tapes to obtain a laminate.

Abstract: A method of forming an elastomeric laminate having targeted elastic properties for use in personal care articles is disclosed. In particular embodiments, the method comprises providing first and second nonwoven webs; providing a core layer of elastomeric material under tension; sandwiching the core layer between the first and second nonwoven webs; bonding the core layer to at least one of the first and second nonwoven webs; providing an elastomeric film ribbon web under tension; sandwiching the elastomeric film ribbon web between the first and second nonwoven webs; and fusing the elastomeric film ribbon web to the first and second nonwoven webs. In particular embodiments, the core layer of elastomeric material is an elastomeric film web core layer. In particular embodiments, the elastomeric film ribbon web, the core layer, or both is/are bonded to the first and second nonwoven webs solely by fusing, without the use of adhesive.

Abstract: A method for producing a disposable worn article and a laminated stretchable sheet of the present invention includes: a step of forming stretched elastic sheet pieces F1 from a continuous elastic sheet; a step of carrying continuous webs Wa and Wb to be torso portions; a step of placing the elastic sheet pieces F1 intermittently on the continuous webs Wa and Wb; a step of bonding opposite end portions of the elastic sheet pieces F1 in the longitudinal direction to the continuous webs Wa and Wb by an adhesive, during the placement; an ultrasonic attachment step of forming a laminated stretchable sheet in an overlap portion between an intermediate portion between the opposite end portions of the elastic sheet piece F1 and the continuous webs; a placement step of placing core portions C, each of which forms a crotch portion 33, between adjacent ones of the elastic sheet pieces F1; and a step of cutting off the laminated stretchable sheet between adjacent ones of the core portions C.

Abstract: A method for forming a porous PTFE layer includes steps of: combining one or at least two unburned porous PTFE films and a support body that can withstand a heating condition in the following process (a rod or plate shaped support body made of mesh or the like is preferable) by using a predetermined means in such a manner that a slip can be prevented in a heating treatment in the following process; and heating the matter resulted from the above process at a temperature of at least 150° C. and less than the melting point of the PTFE film for the range of 5-120 minutes (preferably at a temperature in the range of the melting point of a thermoplastic resin fiber to 320° C. for the range of 10-60 minutes in the case in which the thermoplastic resin fiber or the like is used in the process).

Abstract: A method for forming a porous PTFE layer includes steps of: combining one or at least two unburned porous PTFE films and a support body that can withstand a heating condition in the following process (a rod or plate shaped support body made of mesh or the like is preferable) by using a predetermined means in such a manner that a slip can be prevented in a heating treatment in the following process; and heating the matter resulted from the above process at a temperature of at least 150° C. and less than the melting point of the PTFE film for the range of 5-120 minutes (preferably at a temperature in the range of the melting point of a thermoplastic resin fiber to 320° C. for the range of 10-60 minutes in the case in which the thermoplastic resin fiber or the like is used in the process).

Abstract: An absorbent article according to the present invention includes leg elastic bodies and a central elastic body. An absorber has a bent part formed along a longitudinal direction. The leg elastic bodies continuously extend from one rear waistline edge to the other rear waistline edge in a state of being stretched in a width direction in a rear waistline region. The central elastic body is provided in a central portion in the width direction in a state of being stretched along the longitudinal direction, while overlapping with any one of a front waistline region and the rear waistline region in a thickness direction. At least a part of the central elastic body intersects with the leg elastic bodies while overlapping with the bent part in the thickness direction.

Abstract: Disclosed are examples of a strip guide for laterally shifting a longitudinally moving strip material as it enters a joining mechanism that urges the strip material into contact with a moving sheet material, the strip guide comprising a surface over which the strip material passes longitudinally, the surface defining a U-shape.

Abstract: An apparatus for draping knitted fiber fabrics for curved profiled structural parts of fiber composite material includes a mold having a mold surface that corresponds to a portion of the desired profile geometry and curvature of the profiled structural part, a clamping device for tensioning a layer of a knitted fiber fabric along a tensioning line in a prestressed state, and a movement device for producing a relative movement between the mold and the clamped-in fabric layer such that the mold surface moves close to the fabric layer in a direction perpendicular to the tensioning line and, in the further course of the relative movement, pushes through the tensioning line such that the fabric layer completely covers the mold surface. The clamping device is equipped to load the fabric layer during the entire draping operation with a tensile force acting along the tensioning line.

Abstract: The present invention provides a method includes the steps of: conveying in a conveyance direction MD a second web in which components forming one part of an absorbent article are sequentially arranged; swinging an elastic member in a cross direction CD at a predetermined cycle by using a swing guide mechanism for guiding the elastic member; and pressing, between one pair of press rollers, the second web on which the elastic member is arranged. The swing guide mechanism has a motor with a rotational shaft, an arm member for guiding the elastic member to a predetermined position on the second web in the cross direction, and a speed reducer provided between the rotational shaft and a base of the arm member to make a rotational speed of the arm member slower than a rotational speed of the rotational shaft.

Abstract: A device for forming elastication strips applicable in stretched condition (S?), for example along the waistline of sanitary articles (D) such as diapers and the like, includes at least one pair of combined drawing members (112) suitable for operating in gripping relation on the ends (A) of the strips to receive the strips themselves arranged bridge-like therebetween in non-stretched condition (S) at an inlet end (I) of the device (100), where said drawing members (112) are at a first distance corresponding to the length of the strips (S) in non-stretched condition (S). The drawing members (112) are moveable (102, 104) according to trajectories diverging from each other to draw the strips arranged bridge-like therebetween towards an outlet end (O) of the device (100), where the drawing members are at a second distance, greater than the first distance and corresponding to the length of the strips in elastically stretched condition (S).

Abstract: The present invention is a method for seaming a polymeric material. The method involves forming an interface between a plurality of separate polymeric sheets of materials. Next, heat and pressure are applied to facilitate the diffusion of the polymer molecules at the interface. A diffusion weld is made when the polymer molecules diffuse across the interface.

Abstract: A method of bonding material in a process system for producing a bonded product includes the steps of loading a plurality of rolls of elastomeric material in an unwind system; programming a controller with an unwind speed and a rewind speed, the controller in communication with the unwind system and a rewinder disposed downstream from the unwind system for respective communication of the unwind and rewind speeds to the unwind system and the rewinder; unwinding a quantity of material from the plurality of rolls of elastomeric material into a pressure bonder disposed upstream of the rewinder, the pressure bonder and the rewinder operating faster than the unwind system operating at the unwind speed to generate a speed differential, wherein the speed differential imparts a stretch state to the quantity of material; and bonding the stretched quantity of material with the pressure bonder.

Abstract: A method of jointing a cord fabric when the cord fabric for topping is alternately drawn from two supply positions for continuous supply. During drawing to supply of the cord fabric on one side, a start end portion of the cord fabric on other side is locked to hold by a locking pin of a jointing holder, and is set to a jointing mounting portion in a state where an unvulcanized jointing rubber member is pasted thereto. When a final end of the cord fabric on the one side comes closer, a finish end portion thereof is pasted to the start end portion of the cord fabric held by the holder by interposing the rubber member therebetween. The finish end portion and the start end portion are squeezed for joint from upper and lower sides by press members, thereafter, the holder is removed, and the cord fabric on the other side is drawn to supply continuously to the cord fabric on the one side.

Abstract: A method of producing a clothing article including the steps of (a) joining first continuous webs 120a and 120b having stretchability in the longitudinal direction thereof both in a longitudinally stretched state along an edge portion thereof to a longitudinally substantially inextensible second continuous web 120c to make a continuous composite sheet 120, (b) joining the composite sheet 120 obtained in step (a) on its side to a member 130 of the clothing article to make a web assembly 110, and (c) cutting the web assembly 110 obtained in step (b) to length.

Abstract: Disclosed is a method of continuously making a disposable pants-type diaper having a body waste receiving pocket. A first web is continuously fed in a machine direction and a second web is continuously fed onto the first web and is folded back onto itself in a cross direction and locally bonded together along opposite edges thereof to obtain a third web. The third web is superposed on the first web and then the first web and the third web are bonded to each other to obtain a first composite web. From between the adjacent chassis in a second composite web defined by the first and third webs, substantially semicircular web pieces are clipped out to obtain third composite web on both sides of a cutting line to obtain a fourth composite web which is cut along the cutting line to obtain the individual pants-type diapers.

Abstract: A method of continuously making a disposable pants-type diaper includes feeding first and second webs in a machine direction and bonding the first and second webs together to obtain first composite web. From the first composite web, a substantially circular section defined between each pair of the adjacent chassis in the middle region as viewed in the cross direction is clipped out to obtain a second composite web. The second composite web is folded in two and halves of the second web facing each other are locally bonded together by bonding agent to obtain a third composite web. The third composite web is provided on both sides of a cutting line extending in the cross direction with seal regions to obtain a fourth composite web and finally the fourth composite web is cut along the cutting line to obtain the individual pants-type diapers.

Abstract: A continuous method for producing incontinence articles in the form of pants for receiving body excrements utilizes crotch sections comprising absorbent bodies and having leg cut-outs formed by a first contour cut. Two partial webs are joined to the crotch sections in such a fashion that one end of the crotch sections overlaps one partial web in a longitudinal direction transversely to the machine direction, and the other end thereof overlaps the other partial web, and the crotch sections are disposed at a separation from each other in the machine direction. A second contour cut is performed that includes the partial webs on their mutually facing edge sections for forming substantially curved leg cut-outs. The article is then folded and the partial webs are joined transversely to the machine direction at a separation from each other for forming side seam areas of the incontinence article to be produced.

Abstract: A nasal dilator and method of making nasal dilators are provided. The dilator may have a composite base element of at least two regions, the base element having an outer surface and an inner surface, the inner surface of the base element having a pressure-sensitive adhesive disposed thereon; the base element further including a spring element which imparts return memory into the base element so that the base element returns towards a planar conformation during use. The spring element has elastic memory effected by differential properties in the at least two regions.

Abstract: Various embodiments of decomposable composite sheets and manufacturing methods thereof are described. In one embodiment, the sheet includes an organic substrate and a first layer of a substantially organic backer that is securely affixed to a first side of the substrate. Other embodiments can include a second layer of a substantially organic backer that is securely affixed to a second side of the substrate, and/or one or more layers of thin-film overlay.

Abstract: In a method for continuously making pull-on disposable wearing, a web is fed in a machine direction. The web is formed with first fastener elements on both sides of a region defining a cut line extending in a cross direction. Second fastener elements on a fastener base sheet are engaged with the respective first fastener elements, and a region between these first fastener elements is cut away from the web. Then, the web is folded in two and a side edge of the web is bonded to the fastener base sheet. Thereafter, the web is successively cut along the cut lines to separate the web into segments each of which is a pull-on wearing article having front and rear waist regions adapted to be detachably connected with each other by the first and second fastener elements.

Abstract: The present invention relates to a buffer packing material having an air injection path formed with a bypass and a method for manufacturing the same, and more particularly, to a buffer packing material, in which a bypass is formed at one side of a passage between an air injection path for injecting air from the outside and an air guiding path for guiding the injected air into an air cell and in communication with the outside so as to prevent a specific air cell from being deformed or broken by an excessive air injected into the specific air cell due to an increased pressure in the air injection path when air is injected into the cell, and a method for manufacturing the same.

Abstract: An RFID tag manufacturing method is including application process in which a heat-curable adhesive is applied to an area where a circuit chip is placed on a base to which antennae are wired so as to be connected with the circuit chip, placement process in which the circuit chip is placed where the adhesive is applied, and thereby the circuit chip is connected with the antennae, covering process in which the circuit chip placed on the base is covered with a sheet member having an adhesive layer on its surface, such that the adhesive layer faces the base, and heat and pressure applying process in which pressure is applied to the sheet member toward the base, and heat and pressure are applied to the circuit chip from above the sheet member, thereby curing the adhesive and fixing the circuit chip and the sheet member on the base.

Abstract: The invention comprises an aqueous phenol-formaldehyde resole resin liquid fortified with powdered (e.g., spray dried) phenol-formaldehyde resole resin, preparing wood composites, particularly oriented strand board (OSB), waferboard, particleboard, medium density fiber board, and hardboard, using the solids-fortified liquid resin, and related wood composites bonded with the solids-fortified resin.

Abstract: A touch fastener including an elongated base having multiple segments connected by articulable joints. Each segment has an upper surface, a lower surface, and a plurality of touch fastener elements extending from the lower surface of the base. A flexible barrier extends across at least one articulable joint between adjacent base segments. The fastener may include a magnetically attractable material disposed along a center region of the upper surface of the base. The fastener base may define a pair of first and second notches in opposite longitudinal edges of the base at the articulable joint to allow bending of the base. The base may also define a slit extending through the base from a longitudinal edge thereof at the articulable joint.

Abstract: In at least one embodiment, a wrapping material for use in covering an article on an automated packing machine includes an interconnected network of a plurality of machine-direction strands being integrally joined to a plurality of cross-direction strands to form a netting. A first film segment is situated overlapping and bonded to the netting to form a first machine-direction seal. A second film segment being spaced apart from the first film segment is situated overlapping and bonded to the netting to form a second machine-direction seal. The first or the second seal has a wave height maximum, crest-to-trough, of less than 0.25 inches. The wrapping material is capable of use without jamming the automated packing machine and without rupturing the first or second seal and processed about an article.

Abstract: A method for manufacturing the cushioning elements may include utilizing a die with a plurality of die elements positioned in a particular arrangement. A polymer material, which may be a polymer foam material, is located between the die and an extractor. The polymer material is compressed between the die and the extractor, and the die elements cut the polymer material to form a plurality of pad components, which are arranged like the die elements. The die and the extractor are separated, and the pad components are secured to the extractor in the arrangement of the die elements. Additionally, the pad components are bonded to at least one material layer such that the pad components remain in the arrangement of the die elements.

Abstract: Disclosed herein is a method for manufacturing of multilayer laminated films, comprising: (a) providing a fluoropolymer film; (b) providing a stretched polyester film; (c) providing an ethylene polymer; and (d) forming a multilayer laminated film comprising fluoropolymer/ethylene copolymer/stretched polyester by an extrusion coating method at a temperature of 270° C.

Abstract: The present invention provides biodegradable compositions, resins comprising the same, and composites thereof.

Abstract: An exemplary radio frequency identification tag antenna includes a substrate and a patterned carbon nanotube layer. The patterned carbon nanotube layer is formed on the substrate. The carbon nanotube layer consists of a number of carbon nanotube segments. The carbon nanotube segments are connected end-to-end and well aligned. Each carbon nanotube segment includes a number of carbon nanotubes substantially parallel to each other.

Abstract: An elastomeric laminate for use in an absorbent article can have a first plurality of elastomeric strands and a second plurality of elastomeric strands bonded to a first substrate. The first plurality of elastomeric strands can be bonded to the first substrate in a first orientation while the second plurality of elastomeric strands is joined to the first substrate in a second orientation. The first and second orientations can be different such that the elastomeric laminate can accommodate tension forces which act on the laminate from different axes. Optionally, a second substrate or a third plurality of elastomeric strands may be added to the elastomeric laminate.

Abstract: The invention relates to an improvement for applying a layered structure (1) onto a convex surface of a lens (10). After thermoforming the layered structure, a curvature direction of the layered structure is inverted. The structure is then applied on the lens surface by continuously pushing the structure (1) against the lens surface, starting from a contact point between a convex surface of the structure and the convex surface of the lens. The curvature direction of the layered structure is then inverted again, so that it recovers the curvature direction that resulted from thermoforming. Stresses within the layered structure are then reduced, and the structure can be assembled with the lens without defects.

Abstract: A process and system for making a laminated surface covering and the surface covering itself are described. The covering includes several layers bonded to each other. The system performs the process. One example of the process includes passing a first material across a first conveyor, passing a second material across a second conveyor, passing a bonding material across a third conveyor, contacting the first material and the second material to the bonding material, and heating at least one of the first material and the second material. The process also includes introducing the first material, the second material, and the bonding material into a pressure zone such that the bonding material is introduced between a bottom surface of the first material and a top surface of the second material. The process applies pressure to bond the first material and second material together via the bonding material to produce a laminated material.

Abstract: A decorative film is provided. The decorative film comprises: a plastic substrate, comprising a surface, and a plurality of optical film layers, being formed by laminating optical film layers of at least two different materials onto the surface, wherein each of the optical film layers and another optical film layer are stretched in at least one direction to create a difference in refractive indices of no less than 0.1 between the optical film layers.

Abstract: A radiation grid comprises an absorber including absorbing foil strips extending in a direction of extension for absorbing radiation, the absorbing foil strips being arranged in a direction of arrangement perpendicular to the direction of extension; a first covering member for covering one planar surface of the absorber; a second covering member for covering a surface at the opposite side of the one surface of the absorber; first joint members each provided in an area of adjacence between the first covering member and one of the absorbing foil strips forming the absorber, for integrating the two parts; second joint members each provided in an area of adjacence between the second covering member and one of the absorbing foil strips forming the absorber, for integrating the two parts; and connecting members provided to connect ends in the direction of extension of the absorbing foil strips. The connecting members are disposed clear of a middle portion in the direction of extension of each absorbing foil strip.

Abstract: An elastic laminate that contains a nonwoven web bonded to an elastic layer is provided. The elastic layer contains one or more elastomeric polymers that are generally polar in nature, such as polyurethanes. To the contrary, the nonwoven web is formed from a material that is non-polar in nature. Nevertheless, one or more surfaces of the nonwoven web are fluorinated so that the resulting surface tension is increased. In this manner, the present inventors have discovered that, despite the difference in polarity between the layers, good attachment may be achieved without necessarily requiring an adhesive. Not only will such layers remained attached, but the functionality of the resulting laminate is also not adversely affected.

Abstract: New cross-laminates are formed of films of which at least two are uniaxially or unbalanced biaxially oriented, in which the main direction of orientation in one of these films crosses the main direction of orientation in the other one, having modifications, made in a suitable pattern, of the surface properties of the two films on the surfaces which are inside the laminate and are bonded to each other. The internally arranged surface layers of the films comprise an array of strands (101, 102) of coextruded material and the films are arranged so that the arrays of the two films cross one another. The strands may be used to control adhesion between the films and reduce the tendency to delaminate on repeated flexing, making a laminate suitable for use as a tarpaulin.