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US 5,630,873 AGranted
Method of producing declustered acetyl cellulose fibers
AssigneeMetallgesellschaft Aktiengesellschaft
InventorsPeter Weiser, Franz Meyers, Jorg Hocken, Heinrich Dumke
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Abstract
A delustering composition for acetyl cellulose fibers is described which contains 15 to 85% by weight TiO.sub.2, 15 to 85% by weight paraffin oil and 0.5 to 10% by weight dispersing agent. Furthermore, a method for producing the delustering composition and also the use thereof for delustering acetyl cellulose fibers is described. Finally, the use of the delustered acetyl cellulose fibers in the production of cigarette filters and textile products is described.
Claims5
A method of producing a delustered acetyl cellulose fiber comprising:
- stirring a delustering composition which contains 40 to 75 wt.-% TiO.sub.2, 23 to 59 wt.-% paraffin oil and 1 to 2.5 wt.-% dispersing agent into a spinning solution used for producing acetyl cellulose fibers;
- and producing the acetyl cellulose fibers from the spinning solution.
Dependencies are inferred from the claim text.