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Eastman Chemical Company Patents
Assignee:
Eastman Chemical Company
Address:
Kingsport, TN
No. of patents:
1372
Patents:












Patent Number Title Of Patent Date Issued
RE39877 Non-polymeric acetoacetates as adhesion promoting coalescing agents October 9, 2007
This invention provides esters of acetoacetic acid useful as adhesion promoters for waterborne coatings compositions applied to corroded or rusty metal substrates. The esters of acetoacetic acid also function as a coalescing aid in the coating composition.
RE37188 Processes for the preparation of cyclopropanecarboxylic acid and derivatives thereof May 22, 2001
Disclosed is a process for the preparation of cyclopropanecarboxylic acid by the non-catalytic, oxidation of cyclopropanecarboxaldehyde using molecular oxygen as the oxidant. Also disclosed are processes for the preparation of amides, esters and acid chlorides from cyclopropanecarbox
RE36719 Process for the manufacture of 2,5-dihydrofurans from .gamma.,.delta.-epoxybutenes May 30, 2000
Disclosed is a process for the preparation of 2,5-dihydrofurans by the homogeneous, liquid phase isomerization of .gamma.,.delta.-epoxyalkene compounds wherein a .gamma.,.delta.-epoxyalkene compound is isomerized in an inert, organic solvent containing a catalytic amount of a soluble
H2132 Polyester containers having a reduced coefficient of friction November 1, 2005
Polyester containers having a reduced coefficient of friction ("COF") are produced by increasing the surface roughness of the polyester using either thermal crystallization or solvent crystallization. Because the low COF reduces or eliminates friction between polyester containers, the
H2088 Method for reducing plate-out in a stretch blow molded container November 4, 2003
A method for reducing or eliminating plate-out during the process used to produce stretch blow molded containers from polyester preforms by crystallizing the low molecular weight polyester molecules in or on the preform exterior surface before stretch blow molding the preform into a
H2083 Cellulose acetate film for use in liquid crystal displays October 7, 2003
A liquid crystal device having a plurality of pixel electrodes for transmitting light, a first panel having an activation portion for selectively activating the plurality of pixel electrodes, an orientation layer formed on the activation portion, a light shielding pattern formed on t
H1987 Non-volatile plasticizers and flow aids for polyesters August 7, 2001
The use of a specified molecular weight range of poly(alkylene ether)s, such as poly(ethylene glycol) (PEG), poly(tetramethylene glycol) (PTMG), and poly(propylene glycol) (PPG), and end-capped poly(alkylene ether)s, as plasticizers for polyesters such as poly(ethylene terephthalate) (PE
H1982 Primer coated amorphous plastic films August 7, 2001
Water-dissipative copolyesters are primer coatings for substantially amorphous polymeric films providing improved ink adhesion and improved slip characteristics. The primer coatings comprise copolyester having repeat units from a dicarboxylic acid component comprising 8 to 25 mole pe
H1857 Method for reducing peel defects in adhesive bonded plastics September 5, 2000
A method for producing a processed polymeric sheet to be adhesively secured to a cover to form a seal, the sheet having properties such that the seal does not have branching peel defects when it is separated. A polymeric sheet is formed from a source of polymeric material, and at least o
H1669 Copolyester-ether polymers July 1, 1997
A segmented copolyester-ether polymer comprises 9.5 to 33 percent by weight hard segment residues of polybutylene terephthalate and 0.5 to 67 percent by weight soft segment residues of a polyether polyol comprised of n units of residue (1) and m units of residue (2), wherein the total va
D513517 Fashion eyeglasses January 10, 2006
D512738 Decorative eyeglasses December 13, 2005
D485855 Active-wear eyeglasses January 27, 2004
D484172 Creative eyeglasses December 23, 2003
D484170 Sports eyeglasses December 23, 2003
D484169 Bridge-less (or custom) eyeglasses December 23, 2003
D459657 Liquid container July 2, 2002
8586701 Process for the preparation of copolyesters based on 2,2,4,4-tetramethyl-1,3-cyclobutanediol and November 19, 2013
Disclosed is a process for the preparation of high molecular weight, thermoplastic copolyesters by reacting a diester composition comprising a dialkyl ester of terephthalic acid with a diol composition comprising a first diol component comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol
8586652 Polyester compositions for molding clear parts November 19, 2013
This invention relates to certain poly(1,4-cyclohexylenedimethylene terephthalate) copolyesters which are useful for the preparation of clear and tough thick wall molded parts, produced at good cycle times. The copolyesters can be molded into desired shapes such as cosmetic jars, fra
8580872 Sulfopolyester polymer compositions with improved water dispersibility November 12, 2013
A sulfopolyester containing residues of 2,2,4,4-tetralkylcyclobutane-1,3-diol such as 2,2,4,4-tetramethylcyclobutane-1,3-diol is highly dispersible in water. This allows one to reduce the content of sulfonate groups or reduce the amount of ethylene glycol or other hydrophilic glycols
8299408 Microwave reactor having a slotted array waveguide coupled to a waveguide bend October 30, 2012
A system for heating wood products is provided. The system may include a launcher. The launcher may include a waveguide bend and a waveguide. The launcher may have one or more slots along the longitudinal axis of the waveguide. The slots may be slanted at an angle with respect to the
8299204 Polyester compositions which comprise cyclobutanediol and certain thermal stabilizers, and/or re October 30, 2012
Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues havin
8287991 Using branched polymers to control the dimensional stability of articles in the lamination proce October 16, 2012
Disclosed are laminated articles comprising a first polymer layer and a second polymer layer having an inclusion embedded between the layers, wherein at least one layer comprises a branching agent to improve dimensional stability during the lamination process. Disclosed are laminated
8287970 Plastic baby bottles, other blow molded articles, and processes for their manufacture October 16, 2012
The invention is generally directed to baby bottles and other articles produced by blow molding from polymeric materials having glass transition temperatures ranging from 100.degree. C. to 130.degree. C., as well as to processes for producing them. These articles can be exposed to boilin
8277706 Process of making water-dispersible multicomponent fibers from sulfopolyesters October 2, 2012
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.degre
8273872 Cellulose esters and their production in halogenated ionic liquids September 25, 2012
Ionic liquids and cellulose ester compositions and processes for producing ionic liquids and cellulose esters. Cellulose esters can be produced by esterifying cellulose in a reaction medium comprising one or more halide ionic liquids and at least one binary component. Cellulose ester
8273451 Water-dispersible and multicomponent fibers from sulfopolyesters September 25, 2012
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.degre
8263094 Esters of 4,5-disubstituted-oxy-2-methyl-3,6-dioxo-cyclohexa-1,4-dienyl alkyl acids and preparat September 11, 2012
Esters of 4,5-disubstituted-oxy-2-methyl-3,6-dioxo-cyclohexa-1,4-dienyl alkyl acids were prepared chemically and/or enzymatically. Depending upon the ester, improved melanocyte cytotoxicity was achieved. Improved cytotoxicity characteristics are consistent with ester analogs being more
8262958 Process of making woven articles comprising water-dispersible multicomponent fibers September 11, 2012
Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25.degree. C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers c
8257628 Process of making water-dispersible multicomponent fibers from sulfopolyesters September 4, 2012
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.degre
8251228 Process and apparatus for adsorptive bubble separation August 28, 2012
Process and apparatus are described for adsorptive bubble separation of hydrophobic particles from liquid dispersions. The process may be used to treat the gas/liquid dispersion after it has been introduced from two or more ducts near the perimeter or from a central duct of the separatio
8247335 Water-dispersible and multicomponent fibers from sulfopolyesters August 21, 2012
Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25.degree. C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers c
8247072 Resol beads, methods of making them and methods of using them August 21, 2012
Resol beads are disclosed that are prepared in high yield by reaction of a phenol with an aldehyde, with a base as catalyst, a colloidal stabilizer, and optionally a surfactant. The resol beads have a variety of uses, and may be thermally treated and carbonized to obtain activated ca
8236921 Integrated co-production of dicarboxylic acids August 7, 2012
The invention provides improved energy content in and shaft power recovery from off-gas from xylene oxidation reactions while at the same time minimizing wastewater treatment cost. More shaft power is produced using off-gas than is required to drive the main air compressor, even with
8236713 Water-dispersible and multicomponent fibers from sulfopolyesters August 7, 2012
Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25.degree. C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers c
8227362 Water-dispersible and multicomponent fibers from sulfopolyesters July 24, 2012
Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25.degree. C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers c
8216953 Water-dispersible and multicomponent fibers from sulfopolyesters July 10, 2012
Disclosed are water-dispersible fibers derived from sulfopolyesters having a Tg of at least 25.degree. C. The fibers may contain a single sulfopolyester or a blend of a sulfopolyester with a water-dispersible or water-nondispersible polymer. Also disclosed are multicomponent fibers c
8198371 Blends of polyesters and ABS copolymers June 12, 2012
Polymer blends comprising polyesters made from terephthalic acid; 2,2,4,4-tetramethyl-1,3-cyclobutanediol; and 1,4-cyclohexanedimethanol, and copolymers made from acrylonitrile, butadiene, and styrene (ABS) monomers. These blends have a combination of toughness, heat resistance, high
8196750 Process and apparatus for adsorptive bubble separation using a dense foam June 12, 2012
A method of concentrating particles in a liquid-particle dispersion feed by adsorptive bubble separation by intimately contacting a gas with a pressurized stream of liquid in a chamber to form an aerated dispersion that retains at least some of the kinetic energy from the pressurized
8193302 Polyester compositions which comprise cyclobutanediol and certain phosphate thermal stabilizers, June 5, 2012
Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues
8188267 Treatment of cellulose esters May 29, 2012
Ionic liquids and cellulose ester compositions and processes for producing ionic liquids and cellulose esters. Cellulose esters can be produced by esterifying cellulose in a reaction medium comprising one or more ionic liquids. Cellulose esters prepared via the methods of the present
8183398 5-hydroxy-2-methyl-4H-pyran-4-one esters as novel tyrosinase inhibitors May 22, 2012
Skin brightening compositions based on esters of 5-hydroxy-2-methyl-4H-pyran-4-one. Also disclosed are methods of making the compositions as well as methods of using the compositions.
8178647 Copolyester ether elastomer compositions and methods of making copolyester ether elastomer compo May 15, 2012
Copolyester ether elastomer compositions and methods for preparing copolyester ether elastomer compositions. Such compositions can comprise a copolyester ether, a thermoplastic elastomer, and a compatibilizer resin. Improved properties of such compositions can be useful in making var
8178199 Nonwovens produced from multicomponent fibers May 15, 2012
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 no
8168721 Coating compositions containing tetramethyl cyclobutanediol May 1, 2012
Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with a
8163850 Thermosetting polyester coating compositions containing tetramethyl cyclobutanediol April 24, 2012
Disclosed are polyester resins and solvent borne thermosetting coating compositions that include these resins in combination with at least one crosslinker. The polyester resins contain 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibit a combination of good solubility in organic sol
8163385 Water-dispersible and multicomponent fibers from sulfopolyesters April 24, 2012
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.degre
8158777 Cellulose esters and their production in halogenated ionic liquids April 17, 2012
Ionic liquids and cellulose ester compositions and processes for producing ionic liquids and cellulose esters. Cellulose esters can be produced by esterifying cellulose in a reaction medium comprising one or more halide ionic liquids and at least one binary component. Cellulose ester
8158244 Water-dispersible and multicomponent fibers from sulfopolyesters April 17, 2012
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.degre
8156862 Method and apparatus for forming a bale having substantially flat upper and lower surfaces April 17, 2012
An apparatus and method are described for forming a bale having substantially flat upper and lower surfaces. Also described is a bale having substantially flat upper and lower surfaces, which can be safely stacked vertically for transportation and storage purposes.

 
 
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