Perforated sheet of material
AssigneeThe Procter & Gamble Company
InventorsAndrea Piccini, Maurizio Pucci, Giuseppe Sirianni
Life of this patent
Estimating the term…
Abstract
The present invention relates to sheets of material (1), preferably wet wipes for use in wiping surfaces in the home and in industry, in addition to their use on the human body such as for baby wipes, make-up removal and other skin care applications. The wet wipes are provided with an improved perforation configuration (20) to improve visibility of the location of the perforation and ease of dispensing and separation of the wipes, whilst providing sufficient strength to prevent tearing during use.
Claims10
A sheet of material, said sheet comprising at least one a traverse perforation line, said perforation line having at least one first repeating pattern, characterized in that each of said repeating patterns has at least one primary perforation slit, at least one secondary perforation slit and at least 2 bonded areas, wherein the length ratio of said primary perforation slit to said secondary perforation slit is from 100:1 to 1.5:1 and wherein the ratio of the total length of said bonded areas to the total length of said primary and secondary perforation slits along said perforation line is from 1:1 to 1:6.
Dependencies are inferred from the claim text.