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Polyester patents

      

This page is updated frequently with new Polyester-related patent applications.




 Self-filling flood-protection bag patent thumbnailSelf-filling flood-protection bag
Self filling flood-protection bag consists of two enclosed chambers (1), that are interconnected by terminal yoke (2) in form of letter “t” and that are made of polyester fabric with high water absorbing capacity. Chambers (1) are filled up with granular or jelly mixture of water superabsorbents (3) based on cross-linked polyacrylate (sap).
Levice Invest, S.r.o.


 Tuning surface properties of melt blown polyester fibers by hydrolysis and solution grafting patent thumbnailTuning surface properties of melt blown polyester fibers by hydrolysis and solution grafting
Described herein is a continuous process for modifying the properties of polyester and polyester based fibers, such as a poly(butylene terephthalate) (pbt) fiber, comprising subjecting the pbt fiber to alkaline hydrolysis, and optionally further comprising functionalizing the pbt fiber by solution grafting such as fluorination. The alkaline hydrolysis and optionally subsequent functionalization such as fluorination process can be continuous, following the melt blowing/spinning or spun-bonding process.
Regents Of The University Of Minnesota


 Polyester adhesive composition and adhesive sheet patent thumbnailPolyester adhesive composition and adhesive sheet
Provided are a polyester-based pressure-sensitive adhesive composition having high wetting ability and superior adherability and light peelability, and a pressure-sensitive adhesive sheet produced with such a pressure-sensitive adhesive composition. The polyester-based pressure-sensitive adhesive composition includes a polyester obtained by polycondensation of a difunctional or polyfunctional carboxylic acid and a diol; a fatty acid ester; and a crosslinking agent, wherein the polyester has a weight average molecular weight of 8,500 to 50,000, and the fatty acid ester has no additional functional group and has a molecular weight of 200 to 700.
Nitto Denko Corporation


 Adhesive tape patent thumbnailAdhesive tape
The invention relates to an adhesive tape with a carrier composed of a film, there being applied on one side of the carrier an adhesive based on natural rubber or synthetic rubber, where the film is a biaxially oriented film made of polypropylene, polyethylene or polyester such as pet, and on the side of the carrier not coated with adhesive there is a release layer, based in particular on carbamate.. .
Tesa Se


 Coating composition patent thumbnailCoating composition
A coating composition for a food and/or beverage container comprising a polyester material, wherein the polyester material comprises the reaction product of a two step process, the two step process comprising: a first step comprising preparing a polyester prepolymer by contacting (a) 1,2-propanediol, (b) terephthalic acid, and a second step comprising contacting the polyester prepolymer with (c) a molecular weight increasing agent, characterised in that the polyester material has a number-average molecular weight (mn) of at least 6,100 da and a glass transition temperature (tg) of at least 80° c.. .
Ppg Industries Ohio, Inc.


 Aqueous resin based inkjet inks patent thumbnailAqueous resin based inkjet inks
An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; the core contains one or more chemical reactants capable of forming a reaction product upon application of heat and/or light; the polymeric shell includes a-polymer selected from the group consisting of polyureas, polyesters, polycarbonates, polyamides, and melamine based polymers and copolymers thereof; and the capsules have an average particle size of no more than 4 μm as determined by dynamic laser diffraction.. .
Agfa Graphics Nv


 Thermoplastic resin composition and molded article comprising the same patent thumbnailThermoplastic resin composition and molded article comprising the same
A thermoplastic resin composition and a molded article including the same. The thermoplastic resin composition includes about 100 parts by weight of a base resin including about 60 wt % to about 80 wt % of a polycarbonate (pc) resin and about 20 wt % to about 40 wt % of a polyester resin including a repeat unit represented by the following formula 1 wherein in formula 1, ar1 is a substituted or unsubstituted c6 to c18 arylene group and r1 is a c1 to c20 linear alkylene group or a c3 to c20 branched alkylene group; and about 1 part by weight to about 3 parts by weight of a linear (meth)acrylic resin:.
Samsung Sdi Co., Ltd.


 Filler reinforced thermoplastic compositions with improved bonding strength patent thumbnailFiller reinforced thermoplastic compositions with improved bonding strength
Disclosed herein are blended thermoplastic compositions and methods relating to the same. In an aspect, a composition can comprise from about 20 wt % to about 90 wt % of a polybutylene terephthalate component; a second component comprising one or more of: from greater than about 0 wt % to about 40 wt % of a polyester component, from greater than about 0 wt % to about 30 wt % of a resorcinol-based aryl polyester component having greater than or equal to 40 mole % of its moieties derived from resorcinol, from greater than about 0 wt % to about 30 wt % of a polyetherimide component, and from greater than about 0 wt % to about 30 wt % of a polycarbonate component; from about 10 wt % to about 60 wt % of a filler component..
Sabic Global Technologies B.v.


 Polyester composition for masterbatch patent thumbnailPolyester composition for masterbatch
The present invention is a polyester composition for a masterbatch, which comprises a polyester, a magnesium compound, an alkali metal compound and a phosphorus compound, wherein magnesium atoms, alkali metal atoms and phosphorus atoms are contained in amounts of 400 to 2700 ppm by mass, 40 to 270 ppm by mass and 200 to 1700 ppm by mass, respectively, in the polyester composition, the melt resistivity of the polyester composition is 0.005×108 to 0.05×108 Ω·cm, and few contaminant particles are observed in the polyester composition under specified conditions. The polyester composition for a masterbatch has a satisfactorily low melt resistivity, contains few contaminant particles, and has an excellent color hue and excellent thermal stability..
Toyobo Co., Ltd.


 Polyester polyols from recycled polymers and waste streams patent thumbnailPolyester polyols from recycled polymers and waste streams
The present invention relates to polyester polyols made from aromatic polyacid sources such as thermoplastic polyesters. The polyols can be made by heating a thermoplastic polyester such as virgin polyethylene terephthalate, recycled polyethylene terephthalate, or mixtures thereof, with a glycol to give a digested intermediate which is then reacted with a digestible polymer, which can be obtained from various recycle waste streams.
Resinate Materials Group, Inc.


Curable adhesive compositions and use thereof

A solvent-less hybrid curable composition is prepared from grafting polyesters or polyamides onto a (meth)acrylic copolymer backbone. Besides the many benefits of a solvent-less system, the hybrid curable composition forms strong adhesion to polar substrates, widens the use temperatures, and enables faster processing speeds than conventional hybrid curable compositions.
Henkel Ip & Holding Gmbh

Thermoplastic polyurethane composition for injection molding and manufacturing the same

The present invention provides a thermoplastic polyurethane composition for injection molding and a method of manufacturing the same. The thermoplastic polyurethane composition for injection molding can be easily injection-molded since a slip property is imparted to a soft segment, and can possess excellent durability properties such as heat-aging resistance, photoaging resistance, and wear resistance, and stability properties such as airbag deployment performance and anti-fogging property, as well as excellent tactile sensation and embossing quality, when a chain extender and a multifunctional polydimethylsiloxane-based compound are mixed with an isocyanate- and ether-containing polyester polyol, and can be useful in simplifying processes, reducing manufacturing costs, and simplifying facilities due to a decrease in the number of parts when molded articles are manufactured using the composition..
Hyundai Mobis Co., Ltd.

Golf ball cores made from plasticized thermoplastic compositions containing non-acid polymers

Multi-layered golf balls containing a two-layered core assembly are provided. Preferably, at least one of the core layers is formed from a thermoplastic composition that comprises: a) thermoplastic non-acid polymer, and b) plasticizer.
Acushnet Company

Disposable eye patch/shield

A shield for protecting the eye of a patient who is undergoing treatment of a facial area, such as the nose-bridge, forehead, temple, or an area immediately surrounding the eye. The shield has an outer shell of a formed semi-flexible or rigid metal foil that extends all the way to the edge of the shield, including an adhesive area of the shield that holds the shield around the eye of the patient.
Oculo-plastik, Inc.

Functional sportswear having ripping line

Disclosed is a functional sportswear having ripping lines. The ripping lines 6 and 8 are patterned by cutting a portion of a fibrous sportswear top 2 or fibrous sportswear bottoms 2a so as to form one or more pieces 10, and sewing adjacent pieces 10 to each other and sewing respective pieces 10 to cut portions adjacent thereto using a ripping-line sewing thread 12, which has a lower tensile strength than a tensile strength of a typical sewing thread, in a zigzag form.

Shirt including stretch material

A shirt constructed using two different fabrics to permit a wearer additional stretch and flexibility and to facilitate wicking away or evaporating moisture from the wearer. One fabric is a polyester/spandex blend for formal elements of the shirt, including the placket, cuffs and collar.

A conductor bar for an electric machine

The present disclosure relates to an insulated conductor bar, a use of a certain material for manufacturing an insulated conductor bar, and to a method for impregnating an insulated conductor bar. An object of the invention is to provide an alternative impregnation of a conductor bar for an electric machine.
Alstom Technology Ltd.

Packaging material for electrical storage devices, electrical storage device, and producing embossed packaging material

A packaging material for electrical storage devices which includes a base layer, a metal foil layer arranged on the base layer, and a sealant layer arranged on the metal foil layer. In the packaging material for electrical storage devices, the base layer includes at least one of a stretched polyester resin and a stretched polyamide resin, and the metal foil layer is an aluminum foil containing iron in the range of about 0.5 mass % or more to about 5.0 mass % or less.
Toppan Printing Co., Ltd.

Light emitting diode device and production thereof containing conversion material chemistry

In one embodiment, a device can comprise: a light emitting diode located in a housing. The housing is formed from a polymer composition comprising: a polymer material, wherein the polymer material comprises at least one of polyolefins, polyesters, cyanoacrylate, cellulose triacetate, ethyl vinyl acetate, propyl vinyl acetate, polyvinylbutyral, polyvinyl chloride, polycarbonate, polyethylene naphthalate, polyurethane, thermoplastic polyurethane, polyamide, polymethyl methacrylate, polystyrene, cellulose nitrate, and combinations comprising at least one of the foregoing polymer materials; and a coated conversion material wherein the coated conversion material comprises an inorganic material that converts radiation of a certain wavelength and re-emits of a different wavelength.
Sabic Global Technologies B.v.

Electrostatic latent image-developing toner and producing electrostatic latent image-developing toner

An electrostatic latent image-developing toner includes a styrene-acrylic resin, an amorphous polyester resin, and a crystalline polyester resin. The electrostatic latent image-developing toner shows maximum absorption peaks at least in absorption wavenumber ranges of 690 to 710 cm−1, 1190 to 1220 cm−1, and 1230 to 1300 cm−1 in an absorption spectrum measured by attenuated total reflection with a fourier transform infrared spectrometer.
Konica Minolta, Inc.

Epoxy resin compositions for pre-gel ovens

An epoxy adhesive composition is provided that has superior wash-off resistance after pre-gelling, and may be used, for example, in manufacturing processes, for example, in the automobile industry. The composition also provides unique viscosity profile after pre-gelling to significantly reduce failure mode in subsequent processing steps.
The Dow Chemical Company

Coating composition

A coating composition for a food and/or beverage container comprising a polyester material, the polyester material comprising the reaction product of; (a) 1,2-propanediol, (b) terephthalic acid, and (c) a molecular weight increasing agent, characterised in that the polyester material has a number-average molecular weight (mn) of at least 6,100 da and a glass transition temperature (tg) of at least 80° c., wherein the molecular weight increasing agent comprises a polyacid, a polyol or a combination thereof, the polyacid comprises a diacid of formula (i) wherein each r independently represents hydrogen or an alkyl, alkenyl, alkynyl, or aryl group; n=0 or 1; x represents a bridging group selected from: an alkylene group; an alkenylene group; an alkynylene group; an arylene group; the bridge between the —coor groups is c1 or c2, and the hydroxyl groups of the polyol are connected by a c1 to c3 alkylene group.. .
Ppg Industries Ohio, Inc.

High heat polycarbonate compositions

Polycarbonate blend compositions comprising at least a first polycarbonate, a second polycarbonate, a polyester, and tetrakis(2,4-di-tert-butylphenyl)[1,1-biphenyl]-4,4′diylbisphosphonite are disclosed. The compositions include at least one polycarbonate useful for high heat applications.
Sabic Global Technologies B.v.

Polyester film and manufacturing method therefor, and polyester mold product using same and manufacturing method therefor

Provided are a polyester film that is usable for protecting a surface of a metal plate of a construction material, a decorative material, an interior material, an electronic product, etc., and a manufacturing method therefor, and a polyester mold product using the same and a manufacturing method therefor, wherein the polyester film has low orientation and low modulus to have excellent moldability.. .
Kolon Industries, Inc.

Process for preparing polyester resins from polyethylene terephthalate and energy curable coating compositions

The present invention is directed to polyester resins which are prepared by depolymerizing virgin, scrap, recycled or reclaimed polyethylene terephthalate (pet) via an alcoholysis reaction with one or more polyhydric alcohols to form a depolymerization product and esterifying the depolymerization product with one or more polybasic carboxylic acids and/or anhydrides and optionally polyhydric alcohol to form a polyester polyol. The polyester may then be acrylated with acrylic acid to form a polyester acrylate resin.
Sun Chemical Corporation

Highly durable polyester polyol

A polyester polyol containing 1,3-propanediol having an alicyclic skeleton in a side chain, 3-methyl-1,5-pentanediol and a dibasic acid component as constituent components.. .

Heat-shrinkable polyester film and package

The invention provides a heat shrinkable polyester film which has (1) a hot-water heat shrinkage of not less than 55% and not more than 90% in a main shrinking direction of the film when dipped in hot water at 98° c.; (2) a hot-water heat shrinkage of not less than −5% and not more than 12% in a direction orthogonal to the main shrinking direction of the film when dipped in hot water at 98° c.; (3) a difference in specific heat capacity Δcp between at a lower and a higher temperature than tg of not less than 0.1 j/(g·° c.) and not more than 0.7 j/(g·° c.) when a reverse heat flow is measured with a temperature modulated dsc; and (4) a tensile breaking strength of not less than 70 mpa and not more than 150 mpa in the direction orthogonal to the main shrinking direction of the film.. .
Toyobo Co., Ltd.

Covering for protecting a structure from fire

A fire protection device for use in isolating a building structure having several sides from an external fire includes a plurality of folded fire-resistant protective covers and a releasing mechanism. Each protective cover has dimensions large enough to cover one of the several sides of the building structure.

Percale bedding system

Percale weave sheeting has warp yarn and weft yarn. The percale weave sheeting has two surfaces.

Tracer wire product and manufacture of the same

A tracer wire product for use in detection of underground utility line or routes includes: a metallic wire configured to conduct an electrical signal for detection by an aboveground signal detector; a tin coating formed over the metallic wire; a non-fibrous insulating jacket of polyethylene over the tin coating; a hot melt adhesive at least partially over the polyethylene jacket; a high tenacity woven polyester strength element with water blocking fibers being formed over the hot melt adhesive and the polyethylene jacket; and, an abrasion resistant hdpe outer jacket formed over the high tenacity woven polyester strength element to form one of a circular or oval cross-sectional shape. Further, an apparatus and method for manufacturing the tracer wire product includes a source of a substantially flat polyester woven material; a source of a metal wire material; and an elongated forming tool including an input base into which the substantially flat polyester woven material is fed.
Neptco Inc.

Emulsions with improved stability

Disclosed are methods of lowering application viscosities of or of reducing or eliminating monomer content in electrical impregnating materials comprising or consisting of an emulsion of an unsaturated polyester or a mixture of unsaturated polyesters, water, at least one radical polymerisation initiator or radical polymerisation initiator/promoter mixture, at least one surfactant having an hlb-value of greater than 15, optionally at least one reactive diluent, and optionally further additives, a process for preparing zero or low voc electrical impregnation materials, a method of impregnating electrical or electromechanical devices and a method of increasing the stability of aqueous emulsions of unsaturated polyesters.. .
Elantas Pdg, Inc.

Simulated dissectible tissue

A simulated tissue structure for surgical training is provided. The simulated tissue structure includes a first layer made of silicone and a second layer made of silicone interconnected by a third layer made of polyester fiber that is embedded in part in the first layer and in part in the second layer to create a mechanical linkage between the first layer and the second layer.
Applied Medical Resources Corporation

Cold pressure fix toner compositions based on crystalline polyester and amorphous organic compound mixtures

A cold pressure fix toner composition includes at least one crystalline polyester material having a melting point in a range from about 30° c. To about 130° c.
Xerox Corporation

Toner containing crystalline polyester resin and manufacturing the same

A toner includes a crystalline polyester resin in an amount equal to or greater than 25% by mass. The toner satisfies the following formula when the toner is tested using a capillary rheometry measurement during which a pellet of the toner is pressed by a member while being heated: 0.3≦(first temperature−second temperature)/(second temperature−third temperature)≦1, where the first temperature is a temperature at which the member falls 4 mm, the second temperature is a temperature at which the member falls 2 mm, and the third temperature is a temperature at which the member starts to fall..
Toshiba Tec Kabushiki Kaisha

Nonwoven fabric sheet, and extraction filter and extraction bag using the same

The present invention provides a nonwoven fabric sheet for use in extraction filters having high sealing strength and extraction filters manufactured using the nonwoven fabric sheet. The nonwoven fabric sheet includes a first layer including a spunbonded nonwoven fabric formed from a polyester-based resin having an iv value of 0.60 to 1.00, a crystallinity of 30% to 80%, a crystalline orientation of 60% to 95%, and a birefringence (Δn) of 0.040 to 0.100 and provided with a partial thermocompression bonding section whose thermocompression bonding area rate is in the range of 5% to 30%, and a second layer including a meltblown nonwoven fabric formed from a polyester-based resin blown onto a surface of the first layer and solidified to have a crystallinity of 0% to 14%.
Ohki Co., Ltd.

Proliferated thread count of a woven textile by simultaneous insertion within a single pick insertion event of a loom apparatus multiple adjacent parallel yarns drawn from a multi-pick yarn package

Disclosed are a method, a device and/or a system of proliferating a thread count of a woven textile by simultaneous insertion within a single pick insertion event of a loom apparatus multiple adjacent parallel yarns drawn from a multi-pick yarn package. In one or more embodiments, multiple texturized polyester weft yarns of denier between 15 and 65 are wound on a single bobbin in a parallel adjacent fashion such that they may be fed into an air jet pick insertion apparatus and/or a rapier pick insertion apparatus of an air jet loom to weave a textile that has between 90 to 235 ends per inch cotton warp yarns and between 100 and 965 polyester weft yarns..

Polyester binder fibers

In the formula r1 and r2 are substituents each comprising arbitrary atoms chosen from c, h, n, o, s, p, and a halogen atom, the sum of the molecular weights of r1 and r2 is 40 or more, and n is a positive integer.. .

Hot melt adhesive

The present invention provides a hot melt adhesive being highly environmentally-friendly, and as well having sufficient pressure-sensitive adhesiveness, adhesion, thermal stability and the like. The present invention relates to a hot melt adhesive comprising (a) a polar functional group-modified polymer, (b) an aliphatic polyester-based resin, (c) a tackifier resin and (d) a thermoplastic elastomer..
Henkel Ag & Co. Kgaa

Electrostatic dissipative polyester tpu and compositions thereof

The present invention relates to an electrostatic dissipative thermoplastic polyurethane composition made by reacting (a) at least one polyester polyol intermediate with (b) at least one diisocyanate and (c) at least one chain extender. The polyester polyol intermediate, may be derived from at least one dialkylene glycol and at least one dicarboxylic acid, or an ester or anhydride thereof.
Lubrizol Advanced Materials, Inc.

Process for enhancing the molecular weight of a polyester

The molecular weight of a semi-crystalline starting polyester comprising ethylene 2,5-furandicarboxylate units is enhanced by heating the semi-crystalline starting polyester, having a melting point tm, at a temperature in the range of (tm-40° c.) to tm to obtain a solid stated polyester, where the semi-crystalline starting polyester has an intrinsic viscosity of at least 0.45 dl/g, and an amount of carboxylic acid end groups in the range of 15 to 122 meq/kg.. .
Furanix Technologies B.v.

Polyester and preparing such a polyester

A polyester, including ethylene 2,5-furandicarboxylateunits, also includes diethylene glycol residues, the content of which is less than 0.045, in moles per mole of 2,5-furandicarboxylate moieties. The polyester composition can be prepared with a method where a starting mixture is subjected to esterification of 2,5-furandicarboxylic acid or transesterification of an ester thereof with ethylene glycol in the presence of a basic compound and/or an ammonium compound capable of suppressing the formation of diethylene glycol..
Furanix Technologies B.v.

Vacuum insulation panel and container comprising vacuum insulation panels

A vacuum insulation panel comprises a planar core having an open-pored material and an enclosure that surrounds the core on all sides in a close-fitting, complete and gas-tight manner. The enclosure has at least the following layers, listed in order from the inner layer next to the core to the outer layer: a sealing layer of polyethylene; a barrier layer assembly arranged thereon, the assembly comprising at least one metallized polyester film, evoh film, metallized evoh film, metallized pp film, or plastic film coated with alumina or silicon oxide; and at least one paper layer arranged on said assembly..
Va-q-tec Ag

Portable runway

A portable runway includes a sheet of thermoplastic composite materials that is rolled out to form the runway track and then heat cured in place to form a rigid. Suitable composite materials are glass, carbon or aramid fibers are co-mingled with thermoplastic fibers such as polyamides, polyolefins, polyesters, polyacrylates and polyimides so that the pliable co-mingled materials is in either fiber bundle (“tow”), yarn, braid, fabric or non-woven forms are layed down on the pregraded earth by unrolling, unstacking, unfolding, dispesing or spraying.

Heat-sensitive transfer recording medium

There is provided a heat-sensitive transfer recording medium which is able to better suppress the occurrence of abnormal transfer during high-speed printing using a high-speed printer of sublimation transfer type and is able to improve transfer sensitivity in high-speed printing. The heat-sensitive transfer recording medium includes a base (10), a heat-resistant lubricating layer (20) formed on one surface of the base (10), an underlying layer (30) formed on the other surface of the base (10), and a dye layer (40) formed on a surface of the underlying layer (30), which is on the other side of a surface facing the base (10).
Toppan Printing Co., Ltd.



Polyester topics:
  • Polyurethane
  • Terephthalate
  • Polyester Film
  • Carboxylic Acid
  • Lactic Acid
  • Transparency
  • Antibacterial
  • Polyphenols
  • Vinyl Chloride
  • Polyphenol
  • Polyester Composition
  • Castor Oil
  • Rotor Blade
  • Polyester Polyols
  • Rotor Blades


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    This listing is a sample listing of patent applications related to Polyester for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Polyester with additional patents listed. Browse our RSS directory or Search for other possible listings.


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