From: Use of electrochemically activated aqueous solutions in the manufacture of fur materials
Parameter | Treatment no. | |||
---|---|---|---|---|
1 | 2 | 3 | Test | |
pH of anolyte | 2.9 ± 0.1 | 3.4 ± 0.1 | 3.9 ± 0.1 | – |
pH of catholyte | 9.7 ± 0.2 | 11.2 ± 0.3 | 10.7 ± 0.3 | – |
Hydrothermal resistance after tanning (°C) | 65.0 ± 1 | 69.0 ± 1 | 59.0 ± 1 | 63.0 ± 1 |
Mass content, (%) in the skin tissue of unconnected fatty substances after degreasing | 3.62 ± 0.06 | 3.8 ± 0.06 | 3.3 ± 0.05 | 4.1 ± 0.07 |
 After greasing | 17.4 ± 0.4 | 18.3 ± 0.5 | 17.9 ± 0.4 | 16.2 ± 0.4 |
 Chrome tanning agent on Cr2O3 basis | 0.89 ± 0.02 | 0.83 ± 0.02 | 0.90 ± 0.02 | 0.93 ± 0.02 |
Breaking stress at the tear of an entire skin (N) | 65.0 ± 3.3 | 64.0 ± 3.3 | 58.0 ± 3.0 | 62.0 ± 3.1 |
Total strain (%) | 15.0 ± 1.4 | 13.2 ± 1.2 | 10.4 ± 0.9 | 12.7 ± 1.1 |
Frozen strain (%) | 8.3 ± 0.6 | 9.7 ± 0.7 | 6.0 ± 0.4 | 6.2 ± 0.4 |