Patent ID: 9630031
Date: 2017-04-25
CPC Classifications: A62B,D02G,D03D,D06M,D06N,D10B

Claim:
1. A protective article of clothing that is designed to be worn over at least 15% of a user's body and is lightweight and flexible for protection from hot burning flammable materials, hot molten metals, hot high heat capacity materials, hot sparks, burning phosphorus, or hot or corrosive acids, the protective fabric comprising: a fire retardant and heat resistant core fabric comprised of yarn strands woven, knitted or otherwise joined together so as to be flexible and breathable, the fabric comprising about 40% to about 95% by weight of oxidized polyacrylonitrile and about 5% to about 60% by weight of organic strengthening fibers, including at least aramid fibers; and an elastomeric silicone-based polymer applied to the core fabric in a manner so as to yield a treated fabric that remains lightweight and flexible, has a weight in a range of about 2 oz/yd