1
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Water-dispersible and multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, Bernard J Graves Jr, March 30, 2010: US07687143 (35 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...


2
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Water-dispersible and multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, Bernard J Graves Jr, February 22, 2011: US07892993 (18 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...


3
Rakesh Kumar Gupta, Daniel William Klosiewicz, Melvin Glenn Mitchell: Nonwovens produced from multicomponent fibers. Eastman Chemical Company, Polly C Owen, August 20, 2013: US08513147 (16 worldwide citation)

A water non-dispersible polymer microfiber is provided comprising at least one water non-dispersible polymer wherein the water non-dispersible polymer microfiber has an equivalent diameter of less than 5 microns and length of less than 25 millimeters. A process for producing water non-dispersible po ...


4
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Process of making water-dispersible multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, September 4, 2012: US08257628 (16 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...


5
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Water-dispersible and multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, Bernard J Graves Jr, April 3, 2012: US08148278 (13 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...


6
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Water-dispersible and multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, Bernard J Graves Jr, April 24, 2012: US08163385 (12 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...


7
Rakesh Kumar Gupta, Melvin Glenn Mitchell, Daniel William Klosiewicz: Nonwovens produced from multicomponent fibers. Eastman Chemical Company, Polly C Owen, May 15, 2012: US08178199 (12 worldwide citation)

A water non-dispersible polymer microfiber is provided comprising at least one water non-dispersible polymer wherein the water non-dispersible polymer microfiber has an equivalent diameter of less than 5 microns and length of less than 25 millimeters. A process for producing water non-dispersible po ...


8
Rakesh Kumar Gupta, Allen Lynn Crain, Daniel William Klosiewicz, Scott Ellery George, Kab Sik Seo: Sulfopolyester recovery. Eastman Chemical Company, Polly C Owen, Bernard J Graves Jr, December 22, 2009: US07635745 (12 worldwide citation)

Processes for the recovery of a sulfopolyester polymer from an aqueous dispersion and a sulfopolyester concentrate are provided. Particularly, a sulfopolyester concentrate, from which the sulfopolyester may be recovered and reused, are formed by processes such as evaporation and/or nanofiltration. F ...


9
Rakesh Kumar Gupta, Daniel William Klosiewicz, Melvin Glenn Mitchell, Marvin Lynn Mitchell: Sulfopolyesters for paper strength and process. Eastman Chemical Company, Polly C Owen, Tammye L Taylor, August 20, 2013: US08512519 (11 worldwide citation)

Sulfopolyester thermoplastic resins provide advantages in papermaking processes and in paper products including paperboard. Improvements in wet strength and dry strength of paper products are achieved by addition of sulfopolyester thermoplastic resins and cationic strength additives during the paper ...


10
Rakesh Kumar Gupta, Scott Ellery George, Daniel William Klosiewicz, Kab Sik Seo, Coralie McKenna Fleenor, Allen Lynn Crain: Process of making water-dispersible multicomponent fibers from sulfopolyesters. Eastman Chemical Company, Polly C Owen, March 19, 2013: US08398907 (11 worldwide citation)

Disclosed are multicomponent fibers derived from a blend of a sulfopolyester with a water non-dispersible polymer wherein the as-spun denier is less than about 6 and wherein the water dispersible sulfopolyester exhibits a melt viscosity of less than 12,000 poise measured at 240° C. at a strain rate ...