Compositions: coating or plastic – Coating or plastic compositions – Inorganic settable ingredient containing
Patent
1996-09-27
1998-04-21
Marcheschi, Michael
Compositions: coating or plastic
Coating or plastic compositions
Inorganic settable ingredient containing
106 1405, 106625, 106772, 106734, 106815, 106 1411, 106 1413, 106 1415, 428688, 428703, 588242, 588254, 588901, 4231671, 427427, B09B 300
Patent
active
057413584
ABSTRACT:
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, optionally a source of fluoride ions, and a corrosion inhibiting amount of thiourea, a lower alkylthiourea, a C.sub.8 -C.sub.15 alkylpyridinium halide or mixtures thereof. A method of transforming an asbestos-containing building material, while part of a building structure, into a non-asbestos material by using the present composition also is disclosed.
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Marcheschi Michael
Troffkin Howard J.
W. R. Grace & Co.,-Conn.
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