Chemistry: physical processes – Physical processes
Patent
1972-02-17
1977-01-11
Lutter, Frank W.
Chemistry: physical processes
Physical processes
23302T, 23313R, 23300, 423281, B01J 1702
Patent
active
040024342
ABSTRACT:
Abrasion resistant sodium perborate monohydrate is prepared by treating sodium perborate monohydrate with at least 5% of water at a temperature of 20.degree. - 90.degree. C. in a moistening unit and then drying at a temperature beginning at 40.degree. C. and increasing to a maximum of 90.degree. C.
REFERENCES:
patent: 2491789 (1949-12-01), Young
patent: 2706178 (1955-04-01), Young
patent: 2773738 (1956-12-01), Ball et al.
patent: 3348907 (1967-10-01), Pellens et al.
patent: 3623836 (1971-11-01), Denaeyer et al.
Schaller Artur
Simmersbach Edmund
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
Lutter Frank W.
Sever Frank
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