Method of ultrasonically bonding thermoplastic to fibers
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United States of America Patent
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Dec 14, 1993
Grant Date -
N/A
app pub date -
Nov 1, 1991
filing date -
Nov 1, 1991
priority date (Note) -
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Abstract
A material comprising a thermoplastic sheet is bonded ultrasonically to another thermoplastic textile or non-thermoplastic fibrous textile surface. The fibrous textile surface has an equivalent or higher melt temperature than thermoplastic sheet.
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