发明申请
US20060057432A1 Elastic artificial leather 审中-公开
弹性人造革

Elastic artificial leather
摘要:
Elastic artificial leather is disclosed. There are provided two polymers that include different crystallization degrees but similar fluidities. Fibers are made of the polymers. Non-woven cloth is made of the fibers. The non-woven cloth is soaked in water at 50 to 90° C. Thus, the fibers curl so that the non-woven cloth is elastic. The non-woven cloth is soaked in PU resin, washed and dried. Alternatively, the non-woven cloth includes, in addition to the fibers (“first type of fibers”), additional fibers (“second type of fibers”) that can be dissolved in water, alkali or solvent. The non-woven cloth is soaked in PU resin, washed and dried. The second type of fibers is removed from the non-woven cloth and the PU resin in order to leave elongated spaces. Thus, the artificial leather is elastic.
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