Intumescent sheet material

Details Intumescent sheet material Intumescent sheet material

1997-03-10

1999-02-09

Tran, Hien

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Waste gas purifier

422180, 422221, 428233, 4283122, 428324, 428920, 29515, 4233281, B01D 5334, F01N 328, B32B 516

Patent

active

058690107

ABSTRACT:
The invention provides an intumescent sheet material comprising 20 to 80 dry weight percent of at least one unexpanded intumescent material, 10 to 40 dry weight percent of at least one processed vermiculite selected from ground expanded vermiculite and delaminated vermiculite, greater than 0 to 5 dry weight percent of inorganic fibers having diameters greater than 5 microns, and greater than 0 to 10 dry weight percent of organic fibers; wherein said sheet material comprises substantially no ceramic fibers of less than 5 microns.

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