Fire retarding additive

Compositions – Fire retarding

Patent

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Details

252604, 252609, 252610, 252611, 106 1812, 106 1813, C09K 2102, C09D 518

Patent

active

060903155

ABSTRACT:
A powdered mixture of various minerals combine to form a fire retardant additive suitable for addition to paints for coating walls and the like. The minerals in a preferred embodiment comprise quartz, mullite, magnesite, zircon and baddeleyite, talc, andalusite kyanite, vermiculite and tincal. The additive expands when subjected to high temperature and forms a protective heat shield.

REFERENCES:
patent: 3458327 (1969-07-01), Fraser
patent: 3804639 (1974-04-01), Trulsson et al.
patent: 3928059 (1975-12-01), Ferrigno
patent: 4851044 (1989-07-01), Stawinski
patent: 5037878 (1991-08-01), Cerles et al.
patent: 5053077 (1991-10-01), Crompton
patent: 5066712 (1991-11-01), Lewis
patent: 5306759 (1994-04-01), Sakagami et al.
patent: 5576384 (1996-11-01), Nolken et al.

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