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Inventor: Fechner; Wolf D.
Address: Dirmstein, DE
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4523958 |
Pigment formulations and their use of pigmenting gravure printing inks and finishes |
June 18, 1985 |
| Readily dispersible formulations comprising (a) finely divided copper phthalocyanine and (b) an iron hexacyanoferrate-III pigment are obtained by thoroughly milling a mixture of (a) and (b).The performance characteristics and tinctorial properties of the formulations comprising (a) and ( |
| 4490176 |
Fluid, stable formulations |
December 25, 1984 |
| Stable, fluid formulations contain (a) finely divided iron cyano complexes, iron-III oxides or iron-III oxide hydrates, (b) one or more C.sub.6 -C.sub.18 -alkylbenzenesulfonic acid, (c) one or more compounds which are obtained by Mannich condensation from 2-hydroxynaphthalene, which may |
| 4350534 |
Fluid, stable formulations of copper phthalocyanine or indanthrone |
September 21, 1982 |
| A stable fluid formulation which comprises (a) finely divided .alpha.- or .beta.-copper phthalocyanines or finely divided indanthrone, one or more C.sub.6 -C.sub.18 -alkylbenzenesulfonic acids (b), a basic copper phthalocyanine (c) of the formula ##STR1## where CuPc is an n-valen |
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