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Sposób i rozmieszczenie do wytwarzania struktury warstwowej
专利权人:
Essity Hygiene and Health Aktiebolag
发明人:
FERNKVIST, MARIA,TONDKAR, MARYAM
申请号:
PL08779246
公开号:
PL2288319T3
申请日:
2008.04.18
申请国别(地区):
PL
年份:
2016
代理人:
摘要:
A method for manufacturing a laminated structure for use in an absorbent article such as a diaper, a sanitary napkin, a panty liner, an incontinence pad or similar and being defined by a plurality of material layers comprising at least a first layer which is liquid-permeable, a second layer constituting an absorbent core and a third layer, each of the layers being formed of a material having a certain pore radius. The method includes bonding together the material layers by means of at least two ultrasonic welding steps; and providing an ultrasonic welding pattern for each of the welding steps, each of the welding patterns being defined by a plurality of bonding sites. The method includes providing the welding steps for forming generally the entire absorbent article; and selecting the welding patterns in a manner so that at least the entire laminated structure has a multiple pore radius.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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