Patent ID: 9745693
Date: 2017-08-29
CPC Classifications: D03D,D06M,D06N,D10B,Y10T

Claim:
1. A fabric for the construction of an airbag for installation in an aircraft, said fabric comprising: a high tenacity continuous polyester filament yarn, said high tenacity continuous polyester filament yarn comprising: a plain weave utilizing said high tenacity continuous polyester filament yarn, characterized by a count of 49-53 per inch by 49-53 per inch, said plain weave having a first fabric side and a second fabric side, where said plain weave has been heat set to between 340 degrees Fahrenheit to 420 degrees Fahrenheit for a period of time of about 30 to 60 seconds; and a composition comprising polyurethane with flame retardant additives, said composition applied as a coating to the first fabric side and the second fabric side at a coating weight of between 25-50 grams per square meter; wherein said fabric, when subjected to aviation vertical flammability requirements, is characterized as: being self-extinguishing; having an average burn length not exceeding 8 inches; having an average flame time after removal of the flame source not exceeding 15 seconds; and having drippings that do not continue to flame for more than 5 seconds after falling; and is further characterized as exhibiting a high pressure permeability resistance characterized as a pressure of not less than 198 kPa after five seconds from an initial inflation and pressurization to 200 kPa.