FIELD: individual and household supplies.
SUBSTANCE: processing method for natural leather uppers after stretching and lasting operations involves high-frequency low-temperature unbalanced plasma effect in vacuum chamber with plasma generation air flow rate of 0.04-0.06 g/second for 180-280 seconds at 13-26 Pa pressure with discharge power of 0.7-2.0 kW.
EFFECT: enhanced shoe shape stability and adhesion durability in the wearing process.
1 dwg, 1 tbl
| Title | Year | Author | Number |
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