Process for increasing moisture permeability of leather, especia

Details Process for increasing moisture permeability of leather, especia Process for increasing moisture permeability of leather, especia

1994-04-28

1996-07-23

Walberg, Teresa J.

Electric heating

Metal heating

By arc

21912184, 21912185, 69 21, B23K 2600

Patent

active

055391826

ABSTRACT:
A leather layer is burned, preferably under a protective gas blanket, with a laser beam to increase the water vapor permeability for use of the leather in automotive vehicle seats.

REFERENCES:
patent: 3226527 (1965-12-01), Harding
patent: 4038513 (1977-07-01), Steigerwald
patent: 4121595 (1978-10-01), Heitmann et al.
patent: 4637206 (1987-01-01), Suwa
patent: 4650955 (1987-03-01), Zaborowski
patent: 4743123 (1988-05-01), Legters

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