1
Peter Michailovich Kobylivker, Kevin George Hetzler: Breathable films and process for producing them. Kimberly-Clark Worldwide, Pauley Petersen Kinne & Fejer, June 6, 2000: US06072005 (38 worldwide citation)

A breathable film having improved physical and barrier properties includes a stretched impact modified polyolefin matrix and a particulate filler. The impact modified polyolefin matrix includes at least one impact polypropylene copolymer, alone or in combination with other polymers. The film, and la ...


2
Peter Michailovich Kobylivker, Kevin George Hetzler: Stretch-thinned breathable films resistant to blood and virus penetration. Kimberly-Clark Worldwide, Pauley Petersen Kinne & Fejer, December 14, 1999: US06002064 (28 worldwide citation)

A stretch-thinned polymeric film is formed from a mixture of a polymer matrix including a low crystallinity propylene polymer having not more than about 30% crystallinity, with a particulate filler. The stretch-thinned film is breathable to water vapor yet resistant to penetration by liquids and vir ...


3
Robert Louis Pekrul, Peter Michailovich Kobylivker: Nonwoven fabrics prepared using visbroken single-site catalyzed polypropylene. Kimberly-Clark Worldwide, Pauley Petersen Kinne & Erickson, June 24, 2003: US06583076 (28 worldwide citation)

Nonwoven filaments having improved melt spinning process characteristics and end use properties are prepared using a visbroken single-site catalyzed propylene polymer. The propylene polymer has a first melt flow rate (MFR) before visbreaking and a second MFR after visbreaking, such that the ratio of ...


4
Simon Kwame Ofosu, Peter Michailovich Kobylivker, Mary Lou DeLucia, Robert Leslie Hudson, John Joseph Sayovitz: High strength spunbond fabric from high melt flow rate polymers. Kimberly-Clark Worldwide, James B Robinson, October 28, 1997: US05681646 (23 worldwide citation)

A spunbond nonwoven fabric is provided which has superior strength characteristics to conventional fabrics yet is comparably soft. The fabric is a laminate having a web made from a high melt flow rate polyolefin polymer and a low melt flow rate polymer. The spunbond laminate fabric of this invention ...


5
Simon Kwame Ofosu, Peter Michailovich Kobylivker, Mary Lou DeLucia, Robert Leslie Hudson, John Joseph Sayovitz: High strength spunbond fabric from high melt flow rate polymers. Kimberly-Clark Worldwide, Douglas H Tulley Jr, Ralph H Dean Jr, July 31, 2001: US06268302 (11 worldwide citation)

A spunbond nonwoven fabric is provided which has superior strength characteristics to conventional fabrics yet is comparably soft. The fabric is a laminate having a web made from a high melt flow rate polyolefin polymer and a low melt flow rate polymer. The spunbond laminate fabric of this invention ...


6
Mark G Reichmann, Maya Aroch, Joy Francine Jordan, Peter Michailovich Kobylivker, Rowland Jaynes McClellan Jr, Ann Louise McCormack, Palani Raj Ramaswami Wallajapet, Vasily A Topolkaraev, Dennis Y Lee, Steven R Stopper: High strength nonwoven web from a biodegradable aliphatic polyester. Kimberly-Clark Worldwide, Ralph H Dean, Alyssa A Dudkowski, Kenya T Pierre, August 9, 2011: US07994078 (7 worldwide citation)

The present invention provides a nonwoven web prepared from an aliphatic polyester polymer which has sufficient tear strength and is biodegradable. Biodegradable nonwoven webs of the present are prepared from a polymer blend having from about 65% by weight to about 99% by weight of a biodegradable a ...


7
Peter Michailovich Kobylivker, Simon Kwame Ofosu, Susan Elaine Shawver, Roger Lynwood Lance: Soft and strong thermoplastic polymer nonwoven fabric. Kimberly-Clark Worldwide, James B Robinson, Ralph H Dean Jr, May 1, 2001: US06224977 (6 worldwide citation)

A nonwoven fiber and fabric are provided wherein the fabric has comparable strength characteristics to conventional fabrics yet is softer. The fibers are are a blend of a high crystallinity polypropylene polymer and a random block copolymer of polypropylene and polyethylene. The fabric of this inven ...


8
Mark G Reichmann, Maya Aroch, Joy Francine Jordan, Peter Michailovich Kobylivker, Rowland Jaynes McClellan, Ann Louise McCormack, Palani Raj Ramaswami Wallajapet, Vasily A Topolkaraev, Dennis Y Lee, Steven R Stopper: High strength nonwoven web from a biodegradable aliphatic polyester. Kimberly Clark Worldwide, August 26, 2004: US20040166758-A1

The present invention provides a nonwoven web prepared from an aliphatic polyester polymer which has sufficient tear strength and is biodegradable. Biodegradable nonwoven webs of the present are prepared from a polymer blend having from about 65% by weight to about 99% by weight of a biodegradable a ...