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Title:
A SHEET MATERIAL FOR FORMING APPLICATIONS, METAL CONTAINER MADE FROM SUCH A SHEET MATERIAL AND PROCESS FOR PRODUCING SAID SHEET MATERIAL
Document Type and Number:
WIPO Patent Application WO2004085144
Kind Code:
A3
Abstract:
A sheet material to be made into an object by an industrial forming process, the material comprising a metal substrate (2) and a polymer coating system (1) bonded thereto, the coating system comprising - an inner layer (3) comprising PET, modified PET and/or combinations thereof, as a layer for bonding the system to the substrate; - a layer comprising PET, PBT and/or combinations thereof, as a barrier layer (4); - an outer layer (5) comprising PET; wherein the outer layer (5) has non-tacking properties so as to avoid sticking of the material to the forming tools at normal operation temperatures in the industrial forming process.

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Inventors:
SPAANS COENRAAD JAN (NL)
DEN HARTOG ADRIANUS JOHANNES (NL)
Application Number:
PCT/EP2004/003617
Publication Date:
March 31, 2005
Filing Date:
March 29, 2004
Export Citation:
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Assignee:
CORUS STAAL BV (NL)
SPAANS COENRAAD JAN (NL)
HARTOG ADRIANUS JOHANNES DEN (NL)
International Classes:
B21D51/26; B32B15/08; B32B27/36; B32B37/15; B32B38/12; (IPC1-7): B32B15/08; B32B27/36; B65D65/40
Foreign References:
US5780158A1998-07-14
US6261654B12001-07-17
US4734335A1988-03-29
Other References:
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 05 30 June 1995 (1995-06-30)
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