Preparation method for environmentally-friendly waterproof mercerized suede leather

• Main Authors: LIU QIAN, HU YUANHUI
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2019
• Subjects: APPARATUS THEREFOR; CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING,IMPREGNATING, FINISHING; CHEMISTRY; COMPOSITIONS FOR TANNING; HIDES; LEATHER; METALLURGY; PELTS; SKINS

The invention discloses a preparation method for environmentally-friendly waterproof mercerized suede leather. The preparation method comprises the steps of sequentially carrying out the processes ofretanning, neutralizing, packed fat liquoring and the like. According to the preparation method, a novel environmentally-friendly material is adopted in the packed fat liquoring process and is subjected to step-by-step fat liquoring for preparation, the prepared environmentally-friendly mercerized waterproof suede leather has a good silk-like feeling and writing effect, the trimming rate of the finished leather is low, the utilization rate of the leather is high, a technical process adopts step-by-step fat liquoring, so that the material absorption is sufficient and complete, the waste discharge is reduced, and the environmental protection treatment difficulty is lowered. 本发明公开了种环保型防水丝光反绒革的制作方法，依次进行复鞣、中和、填充加脂等工序，在填充加脂中采用新型环保材料经过分步加脂制作，制作出来的环保型丝光防水反绒革具有良好的丝绸感和书写效应，成革修剪率低，皮革利用率高，技术工艺上采用分步加脂，使化料吸收充分完全，减少废料排放，降低环保处理难度