Apparatus for the dyeing of shaped articles
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United States of America Patent
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Mar 31, 1987
Issued Date -
N/A
app pub date -
Aug 20, 1985
filing date -
Apr 13, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides an apparatus for the dyeing of shaped articles. The apparatus transports the shaped article in a treating chamber within the apparatus during the dyeing process; surrounds the shaped article with a non-reactive environment in the treating chamber; preheats the shaped article; flows a thin continuous film of a dye composition over the surfaces of the shaped article in a non-reactive environment at an elevated temperature; and cools the dyed shaped article. The apparatus can also rinse and dry the dyed shaped article. The apparatus further includes an applicator head for applying the thin continuous film of the dye composition over the shaped article and a carrier for positioning the shaped article in vertical alignment with the applicator head.
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