Apparatus for preparing multi-laminated sheet

Details Apparatus for preparing multi-laminated sheet Apparatus for preparing multi-laminated sheet

1977-01-28

1978-09-19

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With gas, vapor, or flame contact means for work

156498, 156499, 156500, B29D 702, B32B 3126

Patent

active

041151810

ABSTRACT:
An apparatus for preparing multi-laminated sheets comprises a first sheet feeding unit, an adhesive coating unit, a drying unit, a second sheet feeding unit, a superposing unit, a molten film extruding unit, a press-bonding unit and a take-up winding unit.
In the drying unit, an uncoated surface of the first sheet coated with the adhesive composition is contacted with a cooling roller and a plurality of hot air nozzles are arranged to face to the coated surface of the first sheet and the nozzles and the cooling roller are covered with a cover having an outlet of the gas whereby the adhesive composition coated on the first sheet is dried with hot air under cooling the back surface of the first sheet.

REFERENCES:
patent: 2968576 (1961-01-01), Keller et al.
patent: 3380876 (1968-04-01), Rusher
patent: 3459625 (1969-08-01), Heller et al.
patent: 3514362 (1970-05-01), Chavannes
patent: 3570748 (1971-05-01), Coyle et al.
patent: 3616191 (1971-10-01), Fuerholzer et al.
patent: 3749629 (1973-07-01), Andrews et al.
patent: 3876452 (1975-04-01), Anspon et al.

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