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Patent Searching and Data


Title:
MANUFACTURING METHOD FOR LAMINATED SHEET
Document Type and Number:
Japanese Patent JP2003276041
Kind Code:
A
Abstract:

To provide a manufacturing method for a laminated sheet for providing the laminated sheet excellent in moldability and reduced in irregularity of thickness accuracy, warpage or the like.

The prepreg 2 supplied from a prepreg supply part 1 is transferred vertically using a feed roll while preheated by a preheating part 7. A metal foil 4 having a pressure-sensitive adhesive resin layer is supplied from a metal foil supply part 3 using the feed roll. The prepreg 2 and the metal foil 4 having pressure-sensitive adhesive resin layer are passed through the nip between rolls 5 of which the surfaces are constituted of an elastic material to be joined to each other. The joined laminated sheet is subjected to post- heating in a post-heating part 8 and further advanced in curing by a baking roll 9 to be transferred to a take-up part 6 by a feed roll. The laminated sheet is taken up by the take-up part 6 to be continuously manufactured.


Inventors:
HASHIDO HIROAKI
IIDA TAKAHISA
OTANI SHUNSUKE
Application Number:
JP2002080020A
Publication Date:
September 30, 2003
Filing Date:
March 22, 2002
Export Citation:
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Assignee:
SUMITOMO BAKELITE CO
International Classes:
B32B15/08; B29C43/28; B29K105/22; (IPC1-7): B29C43/28; B32B15/08