Alexei Volkov
Acrylic plastic, commonly known as PMMA (polymethyl methacrylate), is a transparent thermoplastic homopolymer with a range of applications. Acrylic is a versatile, durable, and cost-effective material that is easy to machine, fabricate, thermoform, and mould. It is often used as a lightweight and shatter-resistant alternative to glass and is available in various colours, shapes, and sizes. Acrylic sheets are commonly used in windows, skylights, LCD screens, lenses, and security barriers, while acrylic rods and tubes can be found in products such as aircraft canopies and sporting equipment.
| Characteristics | Values |
|---|---|
| First produced | 1928 |
| First brought to market | 1933 by Rohm and Hass Company |
| Forms | Flat sheets, elongated shapes (rods and tubes), and molding powder |
| Thickness | 0.06 to 6 inches |
| Cost | Low |
| Strength | High |
| Longevity | High |
| Clarity | High |
| Stiffness | High |
| Impact resistance | High |
| Weight | Half the weight of glass |
| Durability | High |
| Aesthetic qualities | High |
| Scratch resistance | High |
| Biodegradability | Not readily biodegradable |
| Flammability | Some acrylic plastics are highly flammable |
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What You'll Learn
- Acrylic sheets are used in signs, skylights, retail displays, and LCD screens
- Acrylic rods and tubes are used in point-of-purchase display applications
- Acrylic is used in medical devices, including intraocular lenses for cataract surgery
- Acrylic is used in furniture, for example in chairs and tables
- Acrylic is used in art, for example in paintings and guitar-making
Acrylic sheets are used in signs, skylights, retail displays, and LCD screens
Acrylic sheets are widely used in the sign industry. They are made from a colorless, transparent, durable cast polymer called PMMA, which is a perfect substitute for traditional glass. Acrylic signs offer depth, clarity, and resilience, making them ideal for lobby, directional, and architectural signage. They are also highly customizable and can be printed on either the front or back. Acrylic is also used to make flat cut-out letters of varying thicknesses for company names and logos.
Acrylic sheets are also used for skylights due to their lightweight, shatter-resistant, and impact-resistant properties. They can be formed into domes or other shapes, providing design flexibility and reducing breakage from hail and other sources. Acrylic skylights can be transparent or translucent and offer tint options such as bronze, gray, or white.
In retail displays, acrylic sheets are favored due to their clarity, durability, versatility, and cost-effectiveness. They are often used as product risers, creating the illusion of floating products and adding a sleek, modern look. Acrylic can also be used as display boxes, pedestals, or shelving to securely showcase high-value or fragile items. It can be customized with various finishes, colors, and thicknesses, making it adaptable to different store themes and branding needs.
Acrylic sheets are also used in LCD screens as light guides for backlights in TFT-LCDs. The light-modulating properties of liquid crystals, combined with polarizers, enable LCD screens to display information. LCDs with quantum dot enhancement films or quantum dot color filters have been introduced to offer better color reproduction.
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Acrylic rods and tubes are used in point-of-purchase display applications
Acrylic plastic, also known as plexiglass, has been used in a variety of applications since it was first introduced to the market in the 1930s. Acrylic rods and tubes, in particular, have become popular in the signage and display industries. They are often used for point-of-purchase display applications, where their optical clarity enhances the visibility of displays. Acrylic rods and tubes are made from transparent, durable acrylic, with the rods being solid cylinders and the tubes being hollow, both known for their excellent light transmission and impact resistance. They offer exceptional clarity, with up to 92% light transmission, making them ideal for applications where visibility and light diffusion are important.
The versatility of acrylic rods and tubes lies in their ability to be customized in different colours for specific applications. They can be ordered in a wide range of colours, providing flexibility for custom designs. This feature is especially advantageous in retail environments, where branding consistency is crucial. Acrylic rods and tubes are also lightweight and easy to handle, making them adaptable to various creative and functional uses.
In addition to their optical properties, acrylic rods and tubes offer superior impact resistance compared to glass. This makes them a safer and more durable option in applications where strength is a priority. They are resistant to UV damage, weathering, and yellowing, ensuring long-lasting performance even in outdoor and marine environments. Acrylic's resistance to a wide range of chemicals, including diluted acids and alkalis, further enhances its durability and makes it suitable for a variety of industrial applications.
The fabrication process of acrylic rods and tubes is relatively simple. They are easy to fabricate, cut, and shape, making them accessible for customization. Coating options are also available for acrylic rods and tubes to enhance their performance characteristics. These coatings can provide additional benefits such as scratch resistance, anti-fogging, glare reduction, and solar reflectivity.
Overall, the combination of optical clarity, durability, customizability, and ease of fabrication makes acrylic rods and tubes a popular choice for point-of-purchase display applications. Their versatility and impact resistance allow them to be adapted to a wide range of creative and functional uses in the signage and display industries.
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Acrylic is used in medical devices, including intraocular lenses for cataract surgery
Acrylic plastic, also known as plexiglass, is a versatile material with a wide range of applications. It was first produced in 1928 and entered the market around 1933. Acrylic is known for its strength, longevity, and clarity, making it suitable for various uses. It is commonly sold in sheets of different thicknesses, colours, and opacities, but can also be found in other forms such as rods or tubes.
One important application of acrylic is in the medical field, specifically in the manufacture of intraocular lenses (IOLs) used in cataract surgery. IOLs are tiny, artificial lenses that are implanted in the eye to replace the natural lens removed during cataract surgery. The compatibility of acrylic with human tissue makes it an ideal material for this purpose.
The use of acrylic in intraocular lenses was discovered by English ophthalmologist Harold Ridley during World War II. He observed that RAF pilots, whose eyes were injured by PMMA splinters from the side windows of their Supermarine Spitfire fighters, experienced minimal tissue rejection compared to glass splinters from other aircraft. On November 29, 1949, Ridley implanted the first intraocular lens made from Perspex polymerised by ICI at St Thomas' Hospital in London.
Today, acrylic intraocular lenses are commonly used in cataract surgery, especially for patients with recurrent ocular inflammation (uveitis). Acrylic lenses induce less inflammation and have the advantage of being foldable, allowing for smaller surgical incisions. This makes them a preferred choice over other materials like PMMA, which require larger incisions due to their rigidity.
In addition to its use in intraocular lenses, acrylic is also utilised in other medical devices. For example, it is used in plastic histology, electron microscopy, and tanning beds as a transparent surface that separates the occupant from the tanning bulbs. The versatility, durability, and compatibility of acrylic make it a valuable material in the medical field, contributing to advancements in ophthalmology and other areas.
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Acrylic is used in furniture, for example in chairs and tables
Acrylic is a versatile plastic material with a variety of purposes and benefits. It is available in a spectrum of colours and opacities, and can be molded and coloured to fit specific applications. Acrylic is also known as plexiglass, a colloquial term that comes from a brand of clear cast acrylic sheets called "Plexiglas".
Acrylic chairs, for example, are often used in offices and workspaces to project a modern and pleasant image. They are also lightweight and easy to move around, making them perfect for both indoor and outdoor events. Additionally, their transparent appearance can make a small space appear more spacious and airy.
Acrylic tables, such as dining tables or coffee tables, can also add a modern and stylish touch to a room. Their transparent design can make a room feel less cluttered and more open. Acrylic tables are also perfect for small spaces as they take up less visual space than traditional furniture designs.
Overall, the use of acrylic in furniture, such as chairs and tables, offers a unique and contemporary aesthetic that is both durable and versatile.
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Acrylic is used in art, for example in paintings and guitar-making
Acrylic is a versatile plastic material with a variety of purposes and benefits, available in a spectrum of colours and opacities. Acrylic plastic was first produced in 1928 and brought to the market around 1933. It was initially used during World War II for products such as airplane windows, canopies, and turrets.
Acrylic paint is also used in hobbies such as trains, cars, houses, DIY projects, and human models. People who make such models use acrylic paint to build facial features on dolls or raised details on other types of models. Acrylic paint is ideal for palette knife work or creating textured effects.
Acrylic is also used in guitar-making. Some guitars are made with acrylic glass to make commonly opaque objects translucent. Acrylic is significantly less stiff than wood and is quite heavy.
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Frequently asked questions
Acrylic plastic, also known as Plexiglass, is a versatile plastic material with a variety of purposes and benefits, available in a spectrum of colours and opacities and is sold in sheets of various thicknesses. Acrylic is also found in forms such as rods or tubes, and styles such as frosted, mirrored, or non-glare.
Acrylic plastic is known by many names and brands, including Plexiglas, Evonik Cryo Acrylite, Lucite, Plaskolite, Optix, Perspex, Crylux, Walcast, Hesalite, PerClax, and Acrylite.
Acrylic plastic is used in a wide range of applications, including aircraft canopies, skylights, windows, sliding doors, shower doors, LCD screens, lenses, paint, furniture, and medical devices.
Acrylic plastic offers several advantages over glass, including being more affordable, stronger, more durable, and 50% lighter. It is also impact-resistant, easy to work with, mould, fabricate, and clean.
Yes, acrylic plastic can be easily machined, fabricated, thermoformed, and bonded with adhesives and solvents. It can also be painted and screen printed using paints specifically designed for acrylic or vinyl.
