Polyester laminated metal sheet

Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...

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428626, 428632, 428666, 428339, 428462, 428469, 428689, B21D 3900, B32B 1504, B32B 2728

Patent

active

059003251

ABSTRACT:
A polyester resin film laminated metal sheet having a metal sheet and a polyester resin film on at least one surface. The polyester resin film is 41 to 58 weight percent polybutyelene terephthalate and 42 to 59 weight percent polyethylene terephthalate. This composition provides the polyester resin film laminated metal sheet with an improved resistance to milky discoloration during retort treatment.

REFERENCES:
patent: 4143790 (1979-03-01), Ueno et al.
patent: 4517255 (1985-05-01), Kanda et al.
patent: 4614691 (1986-09-01), Inui et al.
Metals Handbook, Ninth Edition, vol. pp. 457-458, Aug. 11, 1983.
Handbook of Plastic Materials & Technology pp. 634, 641, Nov. 6, 1990.
Polymer Processing & Applications Concise Encyclopedia of p. 506, (no date available).

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