Chemistry of inorganic compounds – Oxygen or compound thereof – Metal containing
Patent
1978-11-06
1980-05-13
Cooper, Jack
Chemistry of inorganic compounds
Oxygen or compound thereof
Metal containing
23300, 23305F, 423266, 423633, 423634, 252 6256, C01G 4906, C01G 4908, B01J 1704
Patent
active
042028710
ABSTRACT:
Single crystalline, acicular ferric oxide particles are produced by maintaining an aqueous suspension of ferric hydroxide at an elevated temperature at an alkaline pH in the presence of an organic phosphonic acid compound or a hydroxycarboxylic acid compound as a growth-regulating agent.
REFERENCES:
patent: 4071610 (1978-01-01), Koester et al.
Fukai Kiyoshi
Koga Tadashi
Matsumoto Seiji
Nakatani Shinya
Cooper Jack
Sakai Chemical Industry Co. Ltd.
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