Invention Grant
- Patent Title: Compound sheets made of absorbent paper
- Patent Title (中): 复合片由吸收纸制成
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Application No.: US08098325Application Date: 1993-10-05
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Publication No.: US06287676B1Publication Date: 2001-09-11
- Inventor: Remy Ruppel , Pierre Laurent , Joel Hungler
- Applicant: Remy Ruppel , Pierre Laurent , Joel Hungler
- Priority: FR9115209 19911209; FR9201156 19921207
- Main IPC: B32B702
- IPC: B32B702

Abstract:
The compound sheet made of absorbent paper consists of at least two crepe paper sheets with a specific weight between 12 and 30 g/m2. At least one sheet includes a first embossing pattern with bosses pointing inward the compound sheet and having a height of between 0.5 and 2.5 mm, a density of between 3 and 20 bosses per cm2 and covering 5 to 60% of the surface. The compound sheet is characterized in that the embossed sheet comprises a second embossing pattern with bosses 0.1 to 0.30 mm high.
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