IP Library Granted Patent US 10,202,510
Granted Patent B2
US 10,202,510 · App. 14/929,949 · Granted Feb 12, 2019

Pigments based on LiSbO3 and LiNbO3 related structures

Inventor: William M. Yuhasz (West Chester, OH)
Assignee: The Shepherd Color Company
C09C1/0096C01G30/026C01G33/006C01G35/006C01G51/006C04B14/30C04B28/02C09C1/00C09C1/36C01G30/002C01P2002/52C01P2002/72C01P2002/76C01P2002/77C01P2002/80C01P2002/84C01P2004/51C01P2004/61C01P2006/62C01P2006/63C01P2006/64C01P2006/65C01P2006/66C04B2103/54C08K3/24C08K9/02
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Quick Facts
Patent No.
US 10,202,510
App. No.
14/929,949
Granted
Feb 12, 2019
Kind
B2
Abstract

The present invention involves pigments derived from compounds with the LiSbO 3 -type or LiNbO 3 -type structures. These compounds possess the following formulations M 1 M 5 Z 3 , M 1 M 2 M 4 M 5 Z 6 , M 1 M 3 2 M 5 Z 6 , M 1 M 2 M 3 M 6 Z 6 , M 1 2 M 4 M 6 Z 6 , M 1 M 5 M 6 Z 6 , or a combination thereof. The cation M 1 represents an element with a valence of +1 or a mixture thereof, the cation M 2 represents an element with a valence of +2 or a mixture thereof, the cation M 3 represents an element with a valence of +3 or a mixture thereof, the cation M 4 represents an element with a valence of +4 or a mixture thereof, the cation M 5 represents an element with a valence of +5 or a mixture thereof, and the cation M 6 represents an element with a valence of +6 or a mixture thereof. The cation M is selected from H, Li, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Fe, Ru, Co, Ni, Cu, Ag, Zn, B, Al, Ga, In, Si, Ge, Sn, P, Sb, or Te. The anion Z is selected from N, O, S, Se, Cl, F, hydroxide ion or a mixture thereof. Along with the elements mentioned above vacancies may also reside on the M or Z sites of the above formulations such that the structural type is retained. The above formula may also include M dopant additions below 20 atomic %, where the dopant is selected from H, Li, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Mn, Fe, Ru, Co, Ni, Cu, Ag, Zn, B, Al, Ga, In, Si, Ge, Sn, P, Sb, Bi, Te, or mixtures thereof.

Claims (4)

1. A pigment comprising a compound with a LiSbO 3 -type structure, where the chemical formula is (LiSb) 1.2 (CoTi) 0.8 O 6 and comprising an optional dopant.

2. The pigment of claim 1 where the dopant is selected from Mg, Ca, Sr, Ba, Y, La, Ce, Pr, Nd, Ti, Zr, Hf, Cr, Mo, W, Mn, Fe, Ru, Co, Ni, Cu, Ag, Zn, B, Al, Ga, In, Si, Ge, Sn, P, Sb, Bi, or combinations thereof.

3. The pigment of claim 1 where the dopant is selected from Al, Cr, Mn, Fe, Co, Ni, Cu, Si, Sn, Ti, Zr, P, Bi, or mixtures thereof.

4. The pigment of claim 1 with no dopant present.

Assignments (2)
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Jun 23, 2022
From: THE SHEPHERD COLOR COMPANY
To: BANK OF AMERICA, N.A., AS THE ADMINISTRATIVE AGENT
Reel/Frame 060436/0054 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2015
From: YUHASZ, WILLIAM M.
To: THE SHEPHERD COLOR COMPANY
Reel/Frame 037083/0473 →
Continuity (2)
Provisional Application 62074317 · Nov 3, 2014
Related Publication 20160122548A1 · May 5, 2016