Foam composition for treating asbestos-containing materials and method of using same

Patent · Tue Apr 28 00:00:00 EDT 1998

OSTI ID:871495

Block, Jacob ^[1]; Krupkin, Natalia Vera ^[2]; Kuespert, Daniel Reid ^[3]; Nishioka, Gary Masaru ^[4]; Lau, John Wing-Keung ^[5]; Palmer, Nigel Innes ^[6]

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1. Rockville, MD
2. Timonium, MD
3. Columbia, MD
4. Pataskala, OH
5. North Potomac, MD
6. Boca Raton, FL

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 acid component, at least about 0.1% by weight of a source of fluoride ions, and a stable foam forming amount of a foaming agent system having both cationic and non-ionic functionality. A method of transforming the asbestos-containing material into a non-asbestos material using the present composition in the form of a foam also disclosed.

• Research Organization: ASSOC UNIVERSITIES INC
• DOE Contract Number: AC02-76CH00016
• Assignee: W. R. Grace & Co.-Conn. (New York, NY)
• Patent Number(s): US 5743841
• Application Number: 08/721,857
• OSTI ID: 871495
• Country of Publication: United States
• Language: English

Related Subjects

/588/423/
30
acid
acid component
agent
amount
asbestos-containing
asbestos-containing material
cationic
chrysotile
chrysotile asbestos
chrysotile asbestos-containing
component
composition
composition comprises
comprises
comprises water
containing material
containing materials
disclosed
fluoride
foam
foam composition
foaming
foaming agent
form
forming
functionality
material
materials
method
non-asbestos
non-asbestos material
non-ionic
source
stable
transforming
treating
treating asbestos
water
weight