Samsung has been pushing foldable smartphones as an alternative to their mainstream flagship devices, but their displays are covered with a hardened plastic that is much easier to scratch than traditional glass-fronted screens.
While LG left the smartphone business in April after years of dwindling sales, its subsidiary LG Chem is still working on new materials including one dubbed Real Folding Glass.
Samsung’s foldable devices, such as the Z Fold 3 and the Galaxy Z Fold, typically feature a visible crease in the screen at the tightest fold point.
LG said its new glass has “improved fold lines” in the folding area compared to existing products as well as crack prevention. It is also durable and can be folded more than 200,000 times before breaking – equivalent to folding the phone more than 100 times a day for five years.
An LG Chem spokesperson said: “Unlike existing polyimide films and tempered glass-type materials, the cover window that applied LG...