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Chia Yung Cheng, Sudhin Datta, Pawan Kumar Agarwal: Elastic fibers and articles made therefrom, including crystalline and crystallizable polymers of propylene. ExxonMobil Chemical Patent, William G Muller, Paige Schmidt, January 29, 2002: US06342565 (124 worldwide citation)

Improved thermoplastic polymer soft elastic fiber blend compositions including a crystalline isotactic polypropylene component and a crystallizable alpha-olefin and propylene copolymer component, the copolymer comprising crystallizable alpha-olefin sequences. In a preferred embodiment, improved ther ...


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George Byron Georgellis, Chia Yung Cheng, William Moa Tseng Chien: Polypropylene copolymer alloys and process for making. Exxon Chemical Patents, Douglas W Miller, C Paige Schmidt, November 30, 1999: US05994482 (59 worldwide citation)

The present invention relates to polypropylene alloys which are especially suited for soft fiber and fabric applications. An embodiment of these alloys comprise an ethylene-propylene random copolymer having an ethylene content of from about 1.0 to 5.0% by weight, in an amount of from about 40 to 90% ...


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Aspy K Mehta, Chia Yung Cheng, Sudhin Datta, Wen Li, Chon Y Lin, Srivatsan S Iyer: Polymer blends and nonwoven articles therefrom. ExxonMobil Chemical Patents, Catherine L Bell, January 15, 2008: US07319077 (31 worldwide citation)

This invention relates to a nonwoven article comprising a heterogeneous blend comprising: 1) from 60 to 99 weight percent of one or more semi-crystalline polymers (based upon the weight of the semi-crystalline and semi-amorphous polymers), each semi-crystalline polymer comprising propylene and from ...


4
Chon Yie Lin, Bryan Robert Chapman, Chia Yung Cheng, William Michael Ferry, Michael Brian Kelly, Bruce Robert Lundmark, Wen Li: Polypropylene based fibers and nonwovens. ExxonMobil Chemical Patents, Catherine L Bell, Kevin M Faulkner, August 16, 2011: US07998579 (24 worldwide citation)

The present invention relates to fibers and nonwovens made from plasticized polyolefin compositions comprising a polyolefin, a non-functionalized hydrocarbon plasticizer and a slip agent.


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Chia Yung Cheng, Galen Charles Richeson: Polypropylene resin suitable for fibers and nonwovens. ExxonMobil Chemical Patents, C Paige Schmidt, Kevin M Faulkner, January 15, 2008: US07319122 (11 worldwide citation)

A blended polypropylene composition, fiber, and nonwoven articles made therefrom are provided. In one aspect, the blended polypropylene composition comprises a first polymer component having a molecular weight distribution of from 2.5 to 8, and a second polymer component having a molecular weight di ...


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Chon Yie Lin, Chia Yung Cheng, Henry Wu Hsiang Yang: Plasticized polyolefin compositions. ExxonMobil Chemical Patents, Kevin M Faulkner, Catherine L Bell, Robert L Abdon, December 15, 2009: US07632887 (10 worldwide citation)

The present invention relates to plasticized polyolefin compositions comprising a polyolefin and a non-functionalized plasticizer; wherein the non-functionalized plasticizer may comprise C6 to C200 paraffins (including branched and normal paraffins) having a pour point of less than −5° C. In one emb ...


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Chon Yie Lin, Chia Yung Cheng, Henry Wu Hsiang Yang: Plasticized polyolefin compositions. ExxonMobil Chemical Patents, Catherine L Bell, Kevin M Faulkner, January 26, 2010: US07652094 (10 worldwide citation)

The present invention relates to plasticized polyolefin compositions comprising a polyolefin and a non-functionalized plasticizer; wherein the non-functionalized plasticizer may comprise C6 to C200 paraffins (including branched and normal paraffins) having a pour point of less than −5° C. In one emb ...


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Dina Marie Colucci, Chia Yung Cheng, William Michael Ferry, Don Allen Plank: Fibers and fabrics prepared with propylene impact copolymers. Exxon Mobil Chemical Patents, C Paige Schmidt, Kevin M Faulkner, June 19, 2001: US06248833 (9 worldwide citation)

This invention relates generally to novel fibers and fabrics. Specifically, these fibers are prepared using propylene impact copolymer compositions. Fabrics, particularly nonwoven fabrics, formed from these fibers exhibit improved elongation properties.