2022-11-17
Touch foil lamination is a technique for applying pressure and heat to bind a thin sheet to another substrate. This transparent sheet helps prevent moisture, fingerprints, and other factors from causing harm to the underlying material. These sheets can cover glass with a thickness of up to 10mm and support multiple touches. Any substance, including glass, wood, plastic, or metal that can endure the high temperatures and pressures needed for lamination can serve as the substrate.
Membrane switches, capacitive touch screens, and other electrostatic discharge (ESD) protection devices are a few examples of the many applications that can use touch-sensitive surfaces made from touch foil laminates.
How does touch foil function?
Operating forces are not required because of the distinct sensing properties of PCT and MPCT sensors. The copper sensors are designed to be placed behind and operate through a supporting substrate, like a storefront window with one pane of glass. An array of 10 m copper electrodes inserted in the touchscreen are used to divide it into an X-Y matrix of sensor cells. These electrodes are associated with a regulator panel to apply a charge to the array.
When a capacitive object touches the sensor’s surface, an alteration in the tracks’ wavering regularity around that specific spot is noted, and the controller and firmware combination use that information to identify the object’s position.
When a finger or conductive stylus comes in contact with the sensor’s surface, a variation in control is seen in the nodes directly below nearby cells. The controller and firmware work together to establish where the object is about the sensor.
Using optical glue, it is possible to adhere the touch screen or foil and the display panel uniformly to the whole surface of the window area. Following are the significant benefits of using the laminations are:
The air between the displays is eliminated through lamination technology. Both light reflection and transmitted light loss can be significantly decreased. Consequently, the brightness will be increased, and the screen’s display effect will be improved.
Dust and water vapour from the environment can quickly contaminate the air layer of the conventional bonding procedure. It influences how the machine is used. The display panel and the touch foil will be securely fastened together while the fully bonded OCA glue fills up the spaces. There are no dust or water vapour openings, keeping the screen clean.
The tight connection between the touch foil and the display panel can do more than make them stronger. But the interference brought on by noise on the touch signal can be efficiently reduced by the complete fit. Additionally, it will make touch operation slicker.
It makes the touch foil’s body thinner using a laminated screen. Optical glue is used to join the display and touch the foil together. Only 25–50 m of thickness is added. The difference between it and the standard bonding procedure is 0.1–0.7mm. The smaller module thickness makes greater design flexibility for the overall machine structure. The product’s grade is also raised, and the thinner body highlights the technical substance.
Using buckles or locking screws, the assembly of the fully-fitting module and the entire machine can be immediately fixed. Therefore, it lessens the assembly issues brought on by fit deviation. It simplifies and lowers the cost of assembly at the same time.
While it may appear that laminating and laminating films will increase the expenses of a particular project, this additional layer can frequently enhance a piece in ways that save production costs. Although lamination is much thinner than the substrates they attach to, they are often more robust and durable than paper or cardboard because of their composition. It can use thinner paper by adding a laminate, assuring that the end product still feels substantial in the hands of the buyer. Due to the lamination’s inherent ability, it provides transit protection.
A technique known as touch foil lamination is performed by applying a thin layer to an object’s surface. This can be done for various purposes, such as to shield the item from damage, enhance its aesthetic, or increase its durability. The user can now interact with the print using a stylus or their finger. MICRON has a long history of innovation and is continually coming up with new ideas to enhance its offerings and production methods. We are the industry’s top producer of touch foil lamination products. Numerous industries employ our products, such as substantial display devices, automotive, aircraft, and many more. We provide a range of solutions that satisfy the requirements of your particular application. Thanks to our cutting-edge production capabilities, we can offer a wide range of alternatives in terms of size, shape, and thickness.