Claims
- 1. A paperlike web of randomized wet laid cellulosic fiber having a basis weight of from about 8 to about 60 lbs per 3000 sq. ft. ream and including a strength adjusting agent, wherein substantially the entire web has areas of higher strength and areas of lower strength, said areas of lower strength comprising a plurality of perforate infundibulate bosses formed therein; said areas of higher and lower strength falling into two classes, the areas of higher strength being from about 0.002 to about 0.040 inches less in height than the areas of lower strength forming, said areas of lower strength forming an array of islands substantially surrounded by bands of areas of higher strength.
- 2. The web of claim 1, wherein the strength adjusting agent is Kymene.
- 3. A paperlike web of randomized wet laid cellulosic fiber having a basis weight of from about 8 to about 60 lbs per 3000 sq. ft. ream, substantially the entire web having areas of higher strength and areas of lower strength, said areas of lower strength comprising a plurality of perforate bosses formed therein; said areas of higher and lower strength falling into two classes, the areas of higher strength being from about 0.002 to about 0.040 inches less in height than the areas of lower strength forming, said areas of lower strength forming an array of islands substantially surrounded by bands of areas of higher strength.
- 4. A roll of paper towels comprising a plurality of paperlike webs of randomized wet laid cellulosic fiber wherein said web has a basis weight of from about 8 to about 60 lbs per 3000 sq. ft. ream, substantially the entire web having areas of higher strength and areas of lower strength, said areas of lower strength comprising a plurality of perforate infundibulate bosses formed therein; said areas of higher and lower strength falling into two classes, the areas of higher strength being from about 0.002 to about 0.040 inches less in height than the areas of lower strength forming, said areas of lower strength forming an array of islands substantially surrounded by bands of areas of higher strength.
Parent Case Info
This is a continuation of application Ser. No. 08/969,693, filed Nov. 13, 1997 now U.S. Pat. No. 5,922,439, which is a continuation of application Ser. No. 08/654,877, filed May 29, 1996, abandoned, which is a continuation of 08/487,861, filed Jun. 7, 1995, now U.S. Pat. No. 5,861,081, which in turn is a divisional of application Ser. No. 08/038,982, filed Mar. 29, 1993, which issued as U.S. Pat. No. 5,458,950, all of which are incorporated herein by reference.
US Referenced Citations (32)
Divisions (1)
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Date |
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038982 |
Mar 1993 |
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Continuations (3)
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969693 |
Nov 1997 |
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654877 |
May 1996 |
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487861 |
Jun 1995 |
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