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Richard A Anderson, Robert C Sokolowski, Kurt W Ostermeier: Nonwoven fabric and method of producing same. Kimberly Clark Corporation, Leydig Voit Osann Mayer & Holt, July 11, 1978: US04100324 (928 worldwide citation)

A nonwoven fabric-like material having a unique combination of strength, absorbency and hand consists essentially of an air-formed matrix of thermoplastic polymer microfibers having an average fiber diameter of less than about 10 microns, and a multiplicity of individualized wood pulp fibers dispose ...


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Elwood W Harke, Robert C Sokolowski, Russell L Johnson: Method of making agglomerated cellulosic particles using a substantially horizontal rotating drum. Kimberly Clark Corporation, Donald L Traut, December 24, 1985: US04560527 (78 worldwide citation)

A method of making agglomerated cellulosic particles, particularly useful as a cat litter, comprises agglomerating a moist blend of fibers, aggregates of fibers, and/or fiber-sized pieces of a fibrous cellulosic material in a substantially horizontal rotating drum to form agglomerated particles; com ...


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Glen R Fleischer, Barry B Glashagel, Elwood W Harke, Robert C Sokolowski, James E Fay: Agglomerated cellulosic particles. Kimberly Clark Corporation, Donald L Traut, Jeremiah J Duggan, November 4, 1986: US04621011 (65 worldwide citation)

A cellulosic particle, especially useful as a cat litter, is manufactured by agglomerating a fibrous cellulosic feed material in the presence of water, compacting the surface of the agglomerated particles, and drying the particles.


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Robert C Sokolowski, Russell L Johnson: Particulate paper product, especially for use as animal litter. Kimberly Clark Corporation, Gregory E Croft, Donald L Traut, Jeremiah J Duggan, October 28, 1986: US04619862 (60 worldwide citation)

Discrete absorbant particles, useful for example as an animal litter, are produced by joining together layers of formed paper pulp, the layers being compressed together in such a way as to remain together under normal use conditions, prior to immersion in water, but so as to wholly or partially sepa ...


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Robert C Sokolowski: Elasticized non-woven fabric and method of making the same. Kimberly Clark Corporation, Joseph P Harps, March 29, 1988: US04734311 (38 worldwide citation)

An elasticized non-woven fiber material is made by combining one or more textile fibers with one or more elasticizeable fibers and bonding the combined fibers together. The resultant web of bonded non-woven fibers is then heat-treated to heat-shrink the elasticizeable fiber and recover its elasticit ...


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