Magnesium oxyphosphate cement

Details Magnesium oxyphosphate cement Magnesium oxyphosphate cement

1996-11-25

1998-06-16

Marcheschi, Michael

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106691, 106801, 501111, C04B 1202

Patent

active

057663378

ABSTRACT:
The preparation of a phosphate-bonded magnesia cement from mixtures of magnesium oxide and an aqueous solution of ammonium polyphosphate, where the mixtures further include a solid monoammonium phosphate fraction that functions to prevent undesired ammonia emission during setting up of the mixtures to produce hardened concrete.

REFERENCES:
patent: 3879209 (1975-04-01), Limes et al.
patent: 3960580 (1976-06-01), Stierli et al.
patent: 4059455 (1977-11-01), Limes et al.
patent: 4836854 (1989-06-01), Bierman et al.
patent: 5518541 (1996-05-01), Fogel et al.

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