Extruding colored thermoplastic resin sheets
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United States of America Patent
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-
Feb 23, 1982
Grant Date -
N/A
app pub date -
Nov 17, 1980
filing date -
Nov 17, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a process and apparatus for producing a colored band in an extruded thermoplastic sheet. In the process, a probe is inserted in a sheet extrusion die manifold and a colored melt is injected into the polymer melt such that a sheet with an encapsulated colored band is obtained.
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- Non-US Classification not provided for expired patents
Cited Art Landscape
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