Flame retardant flash spun sheets
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United States of America Patent
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Nov 11, 2014
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app pub date -
Apr 17, 2012
filing date -
Apr 18, 2011
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Abstract
The present invention relates to a flame retardant plexifilamentary film-fibril strand comprising at least one polyolefin and at least one flame retardant selected from the group consisting of: phosphate esters, phosphonate esters, phosphinate esters, polyphosphazines, nitrogen-containing polyphosphates, hindered amines and mixtures thereof. The present invention also relates to flame retardant sheet made from the flame retardant plexifilamentary film-fibril strands. The sheet can be made into a flame retardant building substrate, garment, banner, light reflector and cover.
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