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US 9,475,263 B1Granted
Breathable chemical, biological, radiation, and/or nuclear protection fabric or material
AssigneeMaterials Modification, Inc.
InventorsKrishnaswamy Kasthuri Rangan, Tirumalai Srinivas Sudarshan
Life of this patent
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Abstract
A protective fabric or material includes a base material and at least one inorganic filler selected from the group consisting of a chemical decontamination agent, a biological decontamination agent, an electromagnetic radiation shielding agent, an antimicrobial agent, a self-decontaminating agent, a decontamination catalyst, a carbon dioxide absorbing agent, and a combination thereof.
Claims15
A breathable material for protection against electromagnetic radiation, the breathable material consisting of a single layer, the single layer comprising:
- a) a base material comprising pores, wherein the pores are entirely filled with an inorganic filler and a breathability agent;
- b) said inorganic filler comprising at least one radiation shielding agent selected from the group consisting of bismuth, bismuth compound, and a combination thereof;
- c) said breathability agent comprising a hydrophilic polymer gel of 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS),
- d) wherein the breathable material for protection against electromagnetic radiation comprises a water vapor transport rate ranging from about 100 g/m2/day to about 1871 g/m2/day, and wherein the breathable material for protection against electromagnetic radiation is effective against radiation ranging from x-rays to gamma rays.
1 more element
Dependencies are inferred from the claim text.