Process for producing leather-like thermoplastic polyester series resin sheet
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United States of America Patent
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Apr 11, 1995
Issued Date -
N/A
app pub date -
Nov 6, 1992
filing date -
May 10, 1991
priority date (Note) -
Expired
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Abstract
A leather-like thermoplastic polyester series resin sheet is disclosed, including a uniformly and finely foamed sheet comprising a thermoplastic polyester series resin, wherein said foamed sheet has cells having a diameter of substantially not longer than 1 mm, the cell walls thereof have a thickness of substantially not thicker than 100 .mu.m, and the cell wall constructing each cell extends with irregular bending so as to make a flexibility of not more than 20,000 mg in the Gurley flexibility test. A process for production of the leather-like thermoplastic polyester series resin sheet is also disclosed.
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