ONE-PASS DIRECT DOUBLE LAMINATION APPARATUS AND PROCESS
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United States of America Patent
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Issued Date -
Dec 31, 2009
app pub date -
Jun 26, 2008
filing date -
Jun 26, 2008
priority date (Note) -
Abandoned
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Abstract
A method and apparatus for forming a laminate of calendered films in one pass including feeding means for feeding a base fabric; heating means for preheating the fabric to raise the temperature of the fabric and remove residual moisture; a first calendering means for forming a calendered film and applying said film to the base fabric; roller means for joining the first calendered film to said base fabric; a second calendering means located subsequent to and spaced apart from the first calendering means for forming a second calendered film and applying the second film to the uncoated side of the base fabric; roller means for joining the second calendered film to said base fabric to form the double laminated film; means for cooling the double laminated film; and means for collecting the laminated film.
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