Title: Process for the preparation of yellow iron hydroxide pigment

Abstract: This invention describes a process for preparing a yellow iron hydroxide pigment from inorganic ferrous salts and aromatic nitro compounds.

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Inventors: Pellizzon, Tullio ((Milan), IT)
Piccolo, Luigi (Milan, IT)
Paolinelli, Antonio (Milan, IT)

Application Number: 847488
Filing Date: 1977-11-01
Publication_date: 1979-03-06
Assignee: EUTECO S.p.A. (Sassari, IT)
Primary Class(es): 106/460 106/439, 423/632, 423/633
Other Classes:
US Patent Ref:

1793942	Feb, 1931	Laux	260/580.
2273101	Feb, 1942	Haberland	106/304.
2696426	Dec, 1954	Marcot	423/633.
3755554	Aug, 1973	Larlach et al.	423/633.

Other Refs:
Primary Examiner: Douglas, Winston A.
Assistant Examiner: Howard, J. V.
Attorney: Nissen; J. Harold