What type of polymer is Lexan?
polycarbonate
LEXAN is a brand of polycarbonate, thermoplastic polymers, currently produced by SABIC. It was first produced in 1960 after General Electric created a branched polycarbonate nearly 50 years after polycarbonates were first discovered in 1898 by German scientist, Alfred Einhorn.
What are the properties of polycarbonate?
2 Properties Polycarbonates are strong, stiff, hard, tough, transparent engineering thermoplastics that can maintain rigidity up to 140°C and toughness down to -20°C or special grades even lower.
What is Lexan made out of?
1 Lexan. Lexan is a name for a sheet of polycarbonate resin that is generally considered to be a shatterproof material.
What are the monomer of polycarbonate?
Products made from polycarbonate can contain the precursor monomer bisphenol A (BPA)….
| Polycarbonate | |
|---|---|
| Repeating chemical structure unit of Polycarbonate made from bisphenol A Transmission spectrum of polycarbonate | |
| Physical properties | |
| Density (ρ) | 1.20–1.22 g/cm3 |
| Abbe number (V) | 34.0 |
What are the properties of Lexan?
Lexan Polycarbonate Material Properties
| Property | Metric | English |
|---|---|---|
| Tensile Strength | 6.16e7 – 6.81e7 | 8.94 – 9.88 |
| Elongation | 0.524 – 0.981 | 52.4 – 98.1 |
| Hardness (Rockwell M) | 80.8 – 89.3 | 80.8 – 89.3 |
| Impact Strength (un-notched) | 1.9e5 – 2e5 | 90.4 – 95.2 |
What’s the difference between lexan and plexiglass?
Lexan has the higher impact resistance of the two and will (in most cases) bend rather than crack. Besides being less inclined to discoloration, Plexiglass is more scratch-resistant and tends to be the less costly, but is does not have the same strength as Lexan.
Is Lexan a polycarbonate?
Lexan is a polycarbonate resin thermoplastic. What’s more, when fully formed, the polycarbonate sheet boasts an impact strength 250 times greater than that of glass and 30 times greater than that of acrylic (a similar thermoplastic).
Is Lexan heat resistant?
Lexan – (polycarbonate) is a safety glazing material. It weighs approximately one-half (1/2) as much as glass of the same size and thickness. It has a heat resistance normal service temperature of 240 degrees, and is more resistant to thermal shock than glass but also has thermal movement 5 times higher than glass.
Is Lexan acrylic or polycarbonate?
LEXAN and Plexiglass are both trade names for plastic sheet materials known as Polycarbonate and Acrylic. LEXAN™ is one of the most popular brands for polycarbonate; other brands include Palsun from Palram, or Tuffak (formerly Makrolon) from Plaskolite.
What type of polymer is polycarbonate?
thermoplastic polymer
Polycarbonate is a high-performance tough, amorphous and transparent thermoplastic polymer with organic functional groups linked together by carbonate groups (–O–(C=O)–O–) and offers a unique combination of properties.
Is LEXAN an insulator?
A better insulator than glass, Lexan™® 9034 sheet may contribute to lower energy costs.
Is LEXAN acrylic or polycarbonate?
What are liquid crystalline polymers (LCPS)?
Liquid crystalline polymers (LCPs) are a special type of thermoplastics that exhibit properties between highly ordered solid crystalline materials and amorphous disordered liquids over a well defined temperature range. To date, thousands of LC polymers have been synthesized.
What are the properties of liquid crystal polymers?
Typically, LCPs have outstanding mechanical properties at high temperatures, excellent chemical resistance, inherent flame retardancy, and good weatherability. Liquid crystal polymers (LCPs) come in a variety of forms from sinterable high temperature to injection moldable compounds.
What is llexan 104 resin?
LEXAN™ 104 resin is a 7 MFR polycarbonate, MVR of 6. Grade designed for food contact. UL94 HB rated. Suitable for extrusion and injection molding applications. (For FDA, European food contact regulation, Japan, China and other agencies declarations worldwide, including any applied restrictions, contact your local SABIC representative).
What is the size of Lexan 9034?
GE Plastics: Lexan 9034 (form: 5.5 mm (0.22 inch) thick sheet) The relationship of joint strength of solvent-welded joints of polycarbonate to their microstructure was investigated.
