FILMS COMPRISING POLYURETHANES AND PLASTICIZED POLYVINYL ACETALS THAT ARE USEFUL AS AUTO WRAPS

Abstract: thermoplastic films are disclosed that are suitable for use as auto wraps. the films comprise a thermoplastic polymer layer comprising: a thermoplastic polyurethane polymer: a polyvinyl acetal polymer; and a polymeric plasticizer. the thermoplastic polyurethane polymer is present in the thermoplastic polymer layer in an amount from about 70 to about 99 percent by weight. the films further comprise a patterned adhesive layer.

Inventor(s): ROBERT ERIK YOUNG, SANMITRA A. BHAT, WENJIE CHEN, SPENCER ERICH HOCHSTETLER, YAN JIN, THOMAS JOSEPH PECORINI

CPC Classification: C09J7/255 (ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES (preparation of glue or gelatine ))

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