FIELD: equipment for dyeing-and-finishing section of textile industry, in particular, dyeing of yarn and threads with dye powders.
SUBSTANCE: apparatus for dyeing of cotton yarn and threads in mixture with hydrotrope substances in fluidized bed comprises cylindrical casing containing dye, wherein discharge opening of thread guide is positioned above surface of still dye powder in order to provide for uniform and regular application of dye powders onto thread. At the outlet of cylindrical casing, thread is passing through elastic collar varying in diameter depending on diameter of thread extending through it. Before being directed into cylindrical casing, thread is passed through bath containing solution.
EFFECT: simplified process of dyeing yarn or thread, increased extent of fixation of dye on filament, and improved dyeing evenness.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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| METHOD AND APPARATUS FOR FOR TREATING UNBLEACHING COTTON FABRIC OF TWISTED YARN | 0 |
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| METHOD OF TREATING WARP YARN | 0 |
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SU821593A1 |
