发明名称 PERFORATED CENTERFLOW ROLLED PRODUCT
摘要 A rolled web of centerflow material, such as paper or non-woven material includes perforation lines separating the material into individual wipes or sheets. Each perforation line comprises a varying perforation profile defined by opposite edge portions and a middle portion having generally the same bond strengths, and intermediate portions between the edge and middle portions having a different bond strength. This perforation profile is effective in reducing dispensing defects, and particularly streaming/roping defects. Alternatively, the perforation line may have stronger edge portions adjacent at lest one weaker middle portion.
申请公布号 EP1199966(A1) 申请公布日期 2002.05.02
申请号 EP20000944905 申请日期 2000.06.27
申请人 KIMBERLEY-CLARK WORLDWIDE, INC. 发明人 SLEDGE, LINDA, A., CONNOR;BAUM, TAMMY, L.;HANSON, JOHN, R.;WALDROUP, DONALD, E.
分类号 A47K10/16;A47K10/38;(IPC1-7):A47K10/38 主分类号 A47K10/16
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