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Is kevlar a polycarbonate?
No, Kevlar is not a polycarbonate. Kevlar is a synthetic fiber while polycarbonate is a type of thermoplastic polymer. Kevlar is typically used in body armor and protective gear due to its high strength and heat resistance.
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.
How long does Kevlar last?
Kevlar does not have a specific expiration date, as its lifespan varies based on usage and environmental conditions. However, when properly cared for and not exposed to extreme conditions, Kevlar can last up to 5-10 years. It is recommended to regularly inspect Kevlar for signs of wear and replace it if any damage is detected.
How much does kevlar cost per gram?
A gram of kevlar thread will cost about 50 cents to a dollar. You can normally buy it in spools of thread, that can be used to make vests or hardened clothing.
