Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru

Details Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru

1990-10-29

1991-09-17

Lieberman, Paul

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106457, 106459, 106481, 106483, 501126, 501128, C09C 122, C09C 128, C09C 140

Patent

active

050491938

ABSTRACT:
A pigment useful for coloring building materials such as bricks is a heat-stable isometric iron oxide brown pigment of .gamma.-Fe.sub.2 O.sub.3 structure which has a silicon content, expresed as SiO.sub.2, of 0.1 to 12% and an Al content, expressed as Al.sub.2 O.sub.3, of 0.02 to 5%.

REFERENCES:
patent: 4349385 (1982-09-01), Huisman et al.
patent: 4491619 (1985-01-01), Biermann et al.
patent: 4631089 (1986-12-01), Rademachers et al.
Golov et al., Patent SU1033517 Abstract only.
Influence of Certain Cations on the Physicochemical and pigment properties of y-Ferric Oxide T. V. Kallinskaya, The Jorunal of Applied Chemistry of the U.S.S.R. pp. 2499-2501.

Affiliated with

Also associated with

Rating

Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 stru will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1914608