COMPOSITE ELEMENTS, ESPECIALLY CAR BODY PARTS
Composite elements comprise (a) 0.05-2 mm metal; (b) 0.1-2 mm polyisocyanate polyaddition products with DIN EN ISO 6721 storage modulus 60-350 MPa at -20 to +80degreesC and/or at least1.7 MPa at +160 to +220degreesC; and (c) 0.05-2 mm metal. An Independent claim is also included for production of bo...
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Zusammenfassung: | Composite elements comprise (a) 0.05-2 mm metal; (b) 0.1-2 mm polyisocyanate polyaddition products with DIN EN ISO 6721 storage modulus 60-350 MPa at -20 to +80degreesC and/or at least1.7 MPa at +160 to +220degreesC; and (c) 0.05-2 mm metal. An Independent claim is also included for production of body parts for automobiles, heavy goods vehicles or aircraft by forming the layers (A) to (C) in a press. |
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