Protected expanded polyalkylidene terephthalates
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United States of America Patent
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May 10, 2016
Grant Date -
Feb 23, 2012
app pub date -
Aug 12, 2011
filing date -
Aug 18, 2010
priority date (Note) -
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Abstract
A material comprising an expanded polyalkylidene terephthalate based layer (A) being covered with at least one outer layer (B) comprising at least 50 weight-% of a solvent (including water) soluble inorganic chalcogen based compound, an easy-to-apply, but versatile method for significantly improving the fire retardant, anti-hydrolytic and mounting/coating properties of expanded polyalkylidene terephthalate polyester products by cold coating of the surface layer(s) of foams and sponges, the manufacturing of such products and the use of such products.
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