Erasable recording medium comprising a dimer acid polyamide resi

Details Erasable recording medium comprising a dimer acid polyamide resi Erasable recording medium comprising a dimer acid polyamide resi

1983-09-14

1984-10-23

Thomas, Alexander S.

Plastic and nonmetallic article shaping or treating: processes

Treating shaped or solid article

By a temperature change

346 11, 3461351, 346137, 369275, 369284, 369285, 428 64, 428435, 428458, 4284763, 4284744, 430945, G01D 1534, B29C 2500

Patent

active

044787820

ABSTRACT:
Provided is an erasable recording medium and a method for recording and erasing same. The erasable recording medium comprises a thermally stable substrate and a polymeric layer deposited on the substrate comprised of a dimer acid polyamide. Such a recording medium has an excellent dimensional and mechanical stability on storage, readily and easily records information, and has an ability to be easily and completely erased when erasure is desired.

REFERENCES:
patent: 3262122 (1966-07-01), Fleisher et al.
patent: 3475760 (1969-10-01), Carlson

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