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US 2004/0106703 A1Published application
Pigment formulations
OwnerGuenter Etzrodt, Achim Grefenstein +3inventors
InventorsGuenter Etzrodt, Achim Grefenstein, Wieland Jenet, Robert Bayer, Reinhold Rieger
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Abstract
Pigment formulations in granule form, comprising a pigment (A), at least one thermoplastic polymer (B), and if desired a dispersant (C), obtainable by a) dispersing the pigment (A) in a solution of the polymer (B) in an organic solvent in the presence or absence of a dispersant (C), and b) subsequent formation of granules with removal of the solvent.
Claims18
A pigment formulation in granule form comprising a pigment (A), at least one thermoplastic polymer (B), and if desired a dispersant (C), obtainable by
- a) dispersing the pigment (A) in a solution of the polymer (B) in an organic solvent in the presence or absence of a dispersant (C), and
- b) subsequently granulating with removal of the solvent.
Dependencies are inferred from the claim text.