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METHOD FOR PRODUCING SYNTHETIC LEATHER AND SYNTHETIC LEATHER PRODUCED BY THE SAME

  • US 20170291331A1
  • Filed: 04/11/2016
  • Published: 10/12/2017
  • Est. Priority Date: 04/11/2016
  • Status: Active Grant
First Claim
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1. A method for producing synthetic leather, the method comprising:

  • (a) a first coating process of knife-coating a release paper with a first coating liquid including a first silicone rubber (LSR) having a viscosity of 100 or more, an elongation of 300% or more, and a shore hardness (shore A) of 50 or more;

    (b) a second coating process of knife-coating the release paper coated with the first coating liquid with a second coating liquid including a second silicone rubber (LSR) having a viscosity of 100 or more, an elongation of 300% or more, and a shore hardness of less than 50;

    (c) a bonding process of bonding the release paper coated with the second coating liquid with a fabric and drying and curing; and

    (d) a separation process of separating the release paper from the coated fabric bonded onto the release paper.

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