Composition and method to remove asbestos

Patent · Tue May 19 00:00:00 EDT 1998

OSTI ID:871552

Block, Jacob ^[1]

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1. Rockville, MD

A composition for transforming a chrysotile asbestos-containing material into a non-asbestos material is disclosed, wherein the composition comprises water, at least about 30% by weight of an inorganic acid, and from about 0.1 to about 4% by weight of a tetrafluoroborate of ammonia, an alkali metal or an alkaline earth metal. A method of transforming the asbestos-containing material into a non-asbestos material using the present composition also is disclosed.

• Research Organization: Associated Universities, Inc., Upton, NY (United States)
• DOE Contract Number: AC02-76CH00016
• Assignee: W. R. Grace & Co.-Conn. (New York, NY)
• Patent Number(s): US 5753035
• Application Number: 08/721,859
• OSTI ID: 871552
• Country of Publication: United States
• Language: English

Related Subjects

composition
method
remove
asbestos
transforming
chrysotile
asbestos-containing
material
non-asbestos
disclosed
comprises
water
30
weight
inorganic
acid
tetrafluoroborate
ammonia
alkali
metal
alkaline
earth
remove asbestos
non-asbestos material
composition comprises
alkali metal
alkaline earth
earth metal
asbestos-containing material
inorganic acid
comprises water
chrysotile asbestos-containing
organic acid
chrysotile asbestos
containing material
/106/423/427/428/588/