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What is the plastics?
Probably Polycarbonate. Even thin bits of Polycarbonate can withstand gun fire.
What is the unit weight of 2MM thick polycarbonate sheet?
The unit weight of a 2mm thick polycarbonate sheet depends on the specific density of the polycarbonate material being used. On average, the unit weight of a 2mm thick polycarbonate sheet is approximately 1.2 kg/square meter.
When did Stephanie kwolek create kevlar?
Stephanie Kwolek invented Kevlar in 1965 while working as a chemist at DuPont. Kevlar is a strong and lightweight synthetic fiber that is well-known for its use in ballistic protection and other high-strength applications.
Is Kevlar a pure substance?
No, Kevlar is not a pure substance. It is a synthetic fiber made from a combination of organic polymers.
Does kevlar have a patent?
Yes, Kevlar is a trademarked term for a type of para-aramid synthetic fiber developed by DuPont. While the specific formulation of Kevlar is patented, the use of para-aramid fibers in general is not restricted by patent.
