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Charles M Buchanan, Robert M Gardner, Matthew D Wood, Alan W White, Steven C Gedon, Fred D Barlow Jr: Aliphatic-aromatic copolyesters and cellulose ester/polymer blends. Eastman Kodak Company, Betty J James, William P Heath Jr, March 8, 1994: US05292783 (143 worldwide citation)

This invention relates to binary blends of cellulose esters and aliphatic-aromatic copolyesters, cellulose esters and aliphatic polyesters as well as ternary blends of cellulose esters and/or aliphatic polyesters and/or aliphatic aromatic copolyesters and/or polymeric compounds as well as fibers, mo ...


2
Larry W Browder, James C Medlin, Art T Spaugh Jr: Extraction process for removal of impurities from terephthalic acid filtrate. Eastman Kodak Company, Charles R Martin, William P Heath Jr, July 3, 1990: US04939297 (133 worldwide citation)

A method for removing impurities from an oxidative terephthalic acid synthesis mother liquor containing acetic acid, water, corrosion metals, a metal catalyst and organic impurities, comprising the steps of (a) removing from the mother liquor by evaporation from 50-95% of the acetic acid and water c ...


3
Nicholas C Russin, Ronald A Tershansy, Charles J Kibler: Process and catalyst-inhibitor systems for preparing synthetic linear polyesters. Eastman Kodak Company, William P Heath Jr, Daniel B Reece III, June 8, 1976: US03962189 (123 worldwide citation)

Catalyst-inhibitor systems for the polymerization of poly(ethylene terephthalate) having excellent properties for fabrication of fibers and films. The catalyst-inhibitor systems comprise a combination of organic or inorganic salts of manganese and cobalt; titanium alkoxides; organic salts of alkali ...


4
Nicholas C Russin, Ronald A Tershansy, Charles J Kibler: Process and catalyst inhibitor systems for preparing synthetic linear polyesters. Eastman Kodak Company, D B Reece III, William P Heath Jr, March 1, 1977: US04010145 (115 worldwide citation)

Catalyst-inhibitor system for the polymerization of poly(ethylene terephthalate) having excellent properties for fabrication of fibers and films. The catalyst-inhibitor system comprises a combination of organic or inorganic salts of manganese and cobalt; titanium alkoxides; an antimony compound; and ...


5
Bobby J Sublett: Process and catalyst-inhibitor systems for preparing poly(ethylene terephthalate). Eastman Kodak Company, John F Stevens, William P Heath Jr, May 21, 1991: US05017680 (105 worldwide citation)

Disclosed is a polymer and process for producing the polymer using a complex of titanium alkoxide with an alkali or alkaline earth metal salt.


6
Stephen H W Wu, Carol J Greene, Mahendra K Sharma: Water-dispersible polymeric compositions. Eastman Kodak Company, Thomas R Savitsky, William P Heath Jr, October 2, 1990: US04960814 (89 worldwide citation)

Disclosed is a process for preparing polymeric compositions which are suitable for coating medicaments or for use in cosmetic formulations and the novel compositions prepared therefrom. The process makes stable, colloidal, latex-like dispersions of coating polymers which can be readily dried to form ...


7
Max A Weaver, Wayne P Pruett, Samuel D Hilbert, Clarence A Coates Jr: Condensation polymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom. Eastman Kodak Company, J Frederick Thomsen, William P Heath Jr, June 7, 1988: US04749773 (89 worldwide citation)

A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding grade linear or unsaturated polyester or polycarbonate having reacted or copolymerized therein a total of from 100 to about 800 ppm, of the residue o ...


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James J Krutak, Michael R Cushman, William W Parham, Clarence A Coates, Max A Weaver, Gabor Patonay: Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein. Eastman Kodak Company, Bernard J Graves Jr, William P Heath Jr, March 8, 1994: US05292855 (81 worldwide citation)

Provided are water-dissipatable, sulfo-containing polyesters and polyester-amides having copolymerized therein thermally stable near infrared flourophoric compounds. The polymers are useful in coating or ink compositions, which are in turn useful for marking articles for identification/authenticatio ...


10
Max A Weaver, Clarence A Coates Jr, Wayne P Pruett, Samuel D Hilbert: Polyester polymer containing the residue of a benzopyran colorant compound and shaped articles produced therefrom. Eastman Kodak Company, J Frederick Thomsen, William P Heath Jr, January 9, 1990: US04892922 (80 worldwide citation)

Colored polyester compositions useful for molding into articles such as food containers, beverage bottles, cured structural plastics and the like comprising molding grade polyester such as a linear, thermoplastic polyester having reacted therewith or copolymerized therein the residue of a 7-amino-2H ...