Method for producing compacted free-flowing raw materials for varnish
AssigneeWolf Walsrode AG
InventorsLutz Hoppe, Martin Lohrie, Lutz Riechardt, Holger Tanneberger
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Abstract
A process for producing compacted free-flowing nitrocellulose based lacquer raw materials is described. The process involves pressing a nitrocellulose based lacquer feed material, which is moistened with alcohol or water, through the holes of a die. The pressing step may be performed by means of at least one circulating breaker. The process optionally comprises shearing off the compacted lacquer raw material into pieces of selected length, below the die. The compacted nitrocellulose based lacquer raw materials prepared by the process of the present invention are free flowing and have a moisture content of at least 25%.
Claims9
A process for producing compacted free-flowing fibrous lacquer raw materials based on nitrocellulose comprising:
- moistening fibrous lacquer raw material with a solvent selected from the group consisting of water and alcohol;
- and
- pressing the moistened fibrous lacquer raw material through a die having a plurality of holes.
Dependencies are inferred from the claim text.