We live in a world obsessed with the new and the flashy. But butyl rubber is a testament to the power of doing a few things perfectly. It holds air like nothing else. It dampens vibration. It blocks poison gas. And it does it all while being hidden in plain sight.
A solid piece of butyl rubber (isobutylene-isoprene rubber, IIR) is a dense, black or dark-gray elastomer known for its very low gas permeability, high dampening, and excellent resistance to weathering, ozone, and chemicals. butyl rubber
Butyl rubber is the primary material used in chemical, biological, radiological, and nuclear (CBRN) protective suits and gas masks. When you see a hazmat team responding to a spill, they are likely encased in a shell of butyl rubber. It is one of the few materials that can stand up to blister agents and toxic vapors without degrading. We live in a world obsessed with the new and the flashy
Here is why butyl rubber is one of the most interesting materials you’ll ever ignore. It dampens vibration
But hidden inside your car tires, under your shingles, and lining your gas mask is a material that punches way above its weight class. It’s the strong, silent type of the polymer world.
Butyl rubber is a copolymer typically consisting of roughly and 2% isoprene . Its saturated backbone—a result of the high isobutylene content—is responsible for its signature stability.