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Polyester patents


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

 Biodegradable containers patent thumbnailBiodegradable containers
Biodegradable bags for disposing of a unwanted substance are formed from a bioplastic material made from a bio based material in the form of a maize flour, and a biodegradable plasticizer selected from the group consisting of vegetable oil, polyesters made from glycerin, glycerin, derivatives of glycerin, and combinations thereof. The maize flour comprises a minor volume percent of the total volume of the bioplastic material.

 Polyester composition with improved dyeing properties patent thumbnailPolyester composition with improved dyeing properties
A copolymer composition is disclosed with advantages for textile fibers, yarns, blended yarns, fabrics, and garments. The composition includes polyester copolymer, between about 4.5 and 5.5 percent adipic acid based on the amount of copolymer, between about 630 and 770 parts per million (ppm) of pentaerythritol based on the amount of copolymer, and between about 3.4 and 4.2 percent polyethylene glycol based on the amount of copolymer..
Parkdale Incorporated

 Method to prepare the mercapto functional polylactone by utilizing the enzyme immobilized microreactor patent thumbnailMethod to prepare the mercapto functional polylactone by utilizing the enzyme immobilized microreactor
A method to prepare functional polyester polyols by using micro-reaction device, wherein mixing ε-caprolactone/δ-valerolactone monomer with mercapto alcohol evenly with appropriate organic solution under moistureless conditions, and continuously transferring the prepared mixing solution into a micro-reaction device supported with an immobilized enzyme for polymerization to synthetize a poly (ε-caprolactone/δ-valerolactone). Compared with the prior art, the present invention achieves a continuous production by using immobilized lipase novozyme435 as a catalyst..
Nanjing Tech University (cn)

 Hydrolysis-stable polycarbonate-polyester compositions patent thumbnailHydrolysis-stable polycarbonate-polyester compositions
And also the use of these hydrolysis-stable polycarbonate/polyester compositions for producing shaped bodies, and the shaped bodies themselves, where the polyester in the composition can be obtained or prepared preferably from renewable raw materials.. .

 Polymer composition and heat-shrinkable article patent thumbnailPolymer composition and heat-shrinkable article
A polymer composition is disclosed. The polymer composition comprises 30 to 40% by weight of a polyester-based thermoplastic elastomer, 15 to 25% by weight of an ethylene acrylic elastomer, and an organic phosphorus-based flame retardant comprising a metal salt of a dialkyl phosphinate..
Tyco Electronics Uk Ltd

 Sustained release composition using biobased biodegradable hyperbranched polyesters patent thumbnailSustained release composition using biobased biodegradable hyperbranched polyesters
The present invention provides a sustained release composition having hyperbranched polymers that are polyesters that are biobased and biodegradable, and that have at least one active ingredient, which composition delivers the active ingredient over time. These active ingredients can be a wide variety of compounds so long as they can covalently bind to the polymer or be encapsulated in the polymer in a manner that is released at the point of delivery, usually by acid hydrolysis or enzymatic bond scission..
Central Michigan University

 Method for preparing a polyester under specific esterification conditions patent thumbnailMethod for preparing a polyester under specific esterification conditions
A polyester including poly(ethylene 2,5-furandicarboxylate is prepared by esterification of a starting mixture including 2,5-furandicarboxylic acid and ethylene glycol to form an ester composition, and by subjecting the ester composition thus obtained to polycondensation at reduced pressure in the presence of a polycondensation catalyst to obtain a polycondensate. The mixture is reacted under conditions such that the esterification potential as defined by esterification potential (espo)=(mr−1)2*ph2o(t), where mr represents the molar ratio of ethylene glycol over 2,5-furandicarboxylic acid, mr being greater than 1; ph2o(t) represents the pure component vapor pressure (in bar) of water at temperature t, which is the final reaction temperature in the esterification mixture before the pressure is reduced to effect the polycondensation, is less than 0.8..
Furanix Technologies B.v.

 Polyester fabric wrap for insulating beverage and water containers patent thumbnailPolyester fabric wrap for insulating beverage and water containers
The purpose of this invention is to provide an insulating wrap made of polyester fabric intended to be wrapped around beverage and water containers of various sizes and shapes. The polyester fabric easily wraps around beverage and water containers and sticks to itself without falling off.

 Heat-shrinkable multilayer film and heat-shrinkable label patent thumbnailHeat-shrinkable multilayer film and heat-shrinkable label
The present invention provides a heat shrinkable multilayer film which has excellent printability and also has good finish quality after attachment. The present invention relates to a heat shrinkable multilayer film, including front and back layers each containing a polyester resin, an interlayer, and adhesive layers, the front and back layers and the interlayer being stacked with the adhesive layers interposed therebetween.
Gunze Limited

 Peel and stick waterproofing material patent thumbnailPeel and stick waterproofing material
Disclosed is waterproofing sheeting that uses a polyester layer that provides high lateral stability and puncture resistance. The waterproof sheeting can be used in many applications including waterproof roof underlayments, waterproof sheeting for foundations, underlayment for tile and flooring and various other applications.
Tamiko Building Products, Inc.

Melt blown fine fibers and methods of manufacture

Fine fibers comprising aliphatic polyester and a viscosity modifier. The fine fibers are preferably made by a bmf process..
3m Innovative Properties Company

Furniture filling

A pillow and its method of creation are provided. The pillow, or other filled item, begins as a piece of fabric that is filled with a blend of discrete amounts of latex, and a volume of fiberfill.
Pegasus Home Fashions, Inc.

Coatings for digital detectors

Described is a scintillator screen that includes a supporting layer having a phosphor dispersed in a polymeric binder disposed on the supporting layer and a barrier layer disposed on the polymeric binder. The barrier layer includes a non-moisture absorbing polymer selected from the group consisting of polyethylene terephthalate, cellulose diacetate, ethylene vinyl acetate and polyvinyl butyraldehyde.
Carestream Health, Inc.

Polyester polyols for reactive hot-melt adhesives

Semi-crystalline polyester polyols and their use in reactive hot-melt adhesives are disclosed. The polyols comprise recurring units of a c2-c10 aliphatic diol, a c8-c24 aliphatic dicarboxylic acid, and 1 to 20 wt.
Resinate Materials Group, Inc.

Nickel inks and oxidation resistant and conductive coatings

A conductive ink may include a nickel component, a polycarboxylic acid component, and a polyol component, the polycarboxylic acid component and the polyol component being reactable to form a polyester component. The polyester component may be formed in situ in the conductive ink from a polyol component and a polycarboxylic acid component.
Nthdegree Technologies Worldwide Inc.

Polyester polyols and methods of making and using the same

polyester polyols are generally disclosed, including methods of making and using them. In some embodiments, the polyester polyols are incorporated into a block copolymer, such as a polyurethane block copolymer.
Elevance Renewable Sciences, Inc.

Copolyester/controlled distribution styrenic block copolymer blends and methods of making and using same

A composition comprising (i) a controlled distribution styrenic block copolymer and (ii) a thermoplastic copolyester wherein the composition has a shore a hardness of from about 50 to about 90 and a melt flow rate of from about 15 g/10 min. To about 50 g/10 min.
Kraton Polymers U.s. Llc

Polyester-based plasticizer for resin

The present disclosure provides a polyester-based plasticizer for resin, which is represented by formula 1.. .
Cj Cheiljedang Corporation

Non-isocyanate polyurethanes and methods of making and using the same

Polyurethane compositions are disclosed herein, as well as methods of making and using such polyesters. In some embodiments, the polyurethanes are formed from monomers derived from natural oils.
Elevance Renewable Sciences, Inc.

Polyester-containing object made from melt-processing poly(ethylene- 2,5-furandicarboxylate)

A polyester-containing object, such as an injection stretch blow moulded bottle, a biaxially oriented film or a drawn fibre, is made from melt-processing poly(ethylene-2,5-furandicarboxylate). The poly(ethylene-2,5-furandicarboxylate) has a number average molecular weight of at least 25,000, as determined by gpc based on polystyrene standards, and includes an antimony catalyst..
Furanix Technologies B.v.

Carboxylic acid or acid salt functionalized polyester polymers

The present disclosure describes a polyester that contains plural pendant adjacent carboxylic acid or acid salt side groups for use in making a toner for use in imaging devices.. .
National Research Council Of Canada

Polyester and preparing such a polyester

A polyester, including ethylene 2,5-furandicarboxylate units, has an intrinsic viscosity of at least 0.45 d l/g, and has a relative content of carboxylic acid end groups, expressed as the fraction of the molar amount of carboxylic acid end groups divided by the sum of the molar amounts of hydroxyl end groups and carboxylic acid end groups in the range of 0.10 to 0.70. The polyester can be prepared with a method wherein a starting mixture comprising 2,5-furandicarboxylic acid and ethylene glycol is subjected to esterification and subsequent polycondensation at reduced pressure when the molar ratio of 2,5-furandicarboxylic acid to ethylene glycol in the starting mixture is 1:1.01 to 1:1.15, where water, that is formed during the reaction between 2,5-furandicarboxylic acid and ethylene glycol, and some ethylene glycol are removed in a distillation system, and where ethylene glycol that is removed with water, is separated from water and at least partly recycled..
Furanix Technologies B.v.

Hybrid polymer coating for petrous or ceramic substrates, petrous or ceramic substrate, and obtaining method

A coating having a thickness between 0.1 and 2 mm is obtained from a mixture with the following composition: 10-25% by weight of micronized powder; 40-60% by weight of inorganic gravels of petrographic origin of sizes comprised between 0.063-2 mm; 10-40% by weight of a polymerisable base resin selected from polyurethane, polyester, epoxy or acrylic, with additives, and optionally pigments. The proportion of the mentioned gravel and micronized powder of the coating being up to 90% in an inner most area of interphase between coating and surface of the petrous substrate, covering one third of the thickness of the coating.
Silicalia, Sl

Material and an artificial rock

The invention relates to modifying synthetic fiber sponge, such as polyester or polyurethane foam, with an epoxy-, polyester, or acrylic-resin to induce an engineered rock product for use as stone replacement in a variety of applications. The method for manufacturing comprises: producing a foam block; shaping the foam block into any regular or irregular shape; weathering the shaped foam block; infusing the weathered foam block with a resin; curing the infused foam block; and finishing the cured foam block.

Gradient density sound attenuating composite and process for making

A sound attenuating material having a homogenous mixture of an organic man-made fiber, an inorganic man-made fiber, a binder, and a cellulose material wherein the organic man-made fiber is polyester, the inorganic man-made fiber is fiberglass, and the binder is a thermosetting resin. A sound attenuating composite is defined by the sound attenuating material and a ground eva or a mixture of eva and one or more recycled materials to define a gradient density sound attenuating composite material.
Cta Acoustics, Inc.

Electrostatic charge image developer, developer cartridge, and process cartridge

An electrostatic charge image developer includes an electrostatic charge image developing toner including toner particles and an external additive, and a carrier, wherein the toner particle contains a polyester resin and a styrene (meth)acrylic resin and includes domains of the styrene (meth)acrylic resin having an average diameter of 300 nm to 800 nm, and the carrier includes a magnetic particle dispersed core particle and a (meth)acrylic resin which contains a nitrogen atom on the surface of the core particle.. .
Fuji Xerox Co., Ltd.

Dimensionally stable nonwoven fibrous webs and methods of making and using the same

Dimensionally stable nonwoven fibrous webs include a multiplicity of continuous fibers formed from one or more thermoplastic polyesters and polypropylene in an amount greater than 0% and no more than 10% by weight of the web. The webs have at least one dimension which decreases by no greater than 10% in the plane of the web when heated to a temperature above a glass transition temperature of the fibers.
3m Innovative Properties Company

Thermoplastic polyurethane hot melt adhesive

A hot melt adhesive composition comprising a thermoplastic polyurethane copolymer, wherein the thermoplastic polyurethane copolymer comprises a reaction product of at least one polyester polyol; and at least one polyisocyanate; wherein the molar ratio of the nco groups of the polyisocyanate to the oh groups of the polyester polyol is less than 0.95:1; wherein the viscosity of the thermoplastic polyurethane copolymer is 1,000 to 100,000 mpas at 160° c.; wherein the thermoplastic polyurethane copolymer is thermally stable; and wherein the thermal stability is defined as a viscosity change of less than ±10% compared to the initial viscosity of the thermoplastic polyurethane copolymer after 6 hours at 160° c.. .
Henkel Ag & Co. Kgaa

Thermoplastic resin composition and molded article comprising the same

A thermoplastic resin composition and a molded article including the same are disclosed. The thermoplastic resin composition includes about 100 parts by weight of a base resin including about 60% by weight (wt %) to about 85 wt % of a polycarbonate resin and about 15 wt % to about 40 wt % of a polyester resin; and about 10 parts by weight to about 25 parts by weight of wollastonite, wherein the wollastonite has an average particle diameter (d50) of greater than about 10 μm to less than about 15 μm..
Lotte Advanced Materials Co., Ltd.

Thermoplastic resin composition and molded article comprising the same

A thermoplastic resin composition and a molded article including the same are disclosed herein. The thermoplastic resin composition includes a base resin including a polycarbonate (pc) resin and a polyester resin, inorganic fillers, and an aromatic (meth)acrylate polymer, wherein the aromatic (meth)acrylate polymer is a copolymer of a monomer mixture including a vinyl cyanide monomer, an aromatic vinyl monomer, and an aromatic (meth)acrylate..
Lotte Advanced Materials Co., Ltd.

Transesterified furan based polyesters and articles made therefrom

Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.. .
E I Du Pont De Nemours And Company

Polyurethane and polyisocyanurate rigid foams suitable for roofing insulation

Polyurethane foams having a nfpa 101 class b rating (astm e-84) which pass the fm 4450 calorimeter test are produced by reacting: (a) an organic polyisocyanate, (b) at least one polyether polyol or polyester polyol with a nominal hydroxyl functionality of at least 2.0, (c) a blowing agent composition and (d) at least one halogen-free flame retardant. The blowing agent composition includes: (1) no more than 10% by weight, based on total weight of the foam-forming composition, of one or more hydrocarbons having an lel less than 2% by volume in air, and/or (2) a hydrocarbon having an lel greater than 2% by volume in air, and (3) up to 1% by weight, based on total weight of foam-forming composition, of water..
Covestro Llc

Cycloaliphatic polyester polyols from thermoplastic polyesters

Cycloaliphatic polyester polyols and processes for making them from thermoplastic polyesters are disclosed. One process comprises heating a thermoplastic polyester with a glycol to give a digested intermediate and hydrogenating aromatic rings in the digested intermediate to produce the cycloaliphatic polyester polyol.
Resinate Materials Group, Inc.

Bio-derived ethylene glycol compositions for polyester bottles

The present specification discloses a composition comprising a plurality of diols which is useful for the production of polyester bottles, wherein the diols are mainly obtained from the conversion of a ligno-cellulosic biomass feedstock stream. The composition comprises ethylene glycol and at least one diol selected from the group of diols having a formula of ch(oh)2, wherein n is the total number of carbons and is an integer in the range from 3 to 20, z is an integer in the range from 0 to 2n, and c1 and c2 are each attached to one of the oh groups of the formula (e.g.
Biochemtex S.p.a.

Polyester film with citric acid-modified polyvinyl amine

A composite barrier film has a base layer of polyester with a barrier layer modified polyvinyl amine (mpva). The mpva is polyvinyl alcohol/polyvinyl amine copolymer crosslinked with citric acid and an optional additional crosslinking agent such as epichlorohydrin.
Toray Plastics (america), Inc.

Method of making eyewear by 3d printing

Provided herein are methods of preparing eyewear products made of a cellulose ester, a nylon or a polyester by simple and inexpensive single-nozzle or multi-nozzle 3d printers, wherein the eyewear products have a continuous range of colors or a gradual color change. Also provided herein are eyewear products made of a cellulose ester, a nylon or a polyester prepared by the methods disclosed herein..
Okia Optical Co., Ltd.

Solvent/polymer solutions as suspension vehicles

A nonaqueous, single-phase vehicle that is capable of suspending an active agent. The nonaqueous, single-phase vehicle includes at least one solvent and at least one polymer and is formulated to exhibit phase separation upon contact with an aqueous environment.
Intarcia Therapeutics Inc.

Bath quilt and a using said bath quilt

A bath quilt is disclosed along with a method of using the bath quilt. The bath quilt includes first, second and third liquid-impermeable layers all joined together.
Intertwind Innovations, Llc

Resin composite particle, electrostatic charge image developing toner, and electrostatic charge image developer

A resin composite particle includes a continuous phase formed of a polyester resin, and a dispersed phase formed of a vinyl resin and dispersed in the continuous phase, the volume average particle diameter of the resin composite particles being from 50 nm to 1,000 nm.. .
Fuji Xerox Co., Ltd.

Outdoor fabric

A knit shade cloth. The shade cloth includes about 10% to about 40% by weight of un-textured yarns comprising at least one of olefin or polyester for strength.
Glen Raven, Inc.

Ink, inkjet recording method, and inkjet recorded matter

Ink includes water, an organic solvent, a surfactant including a silicon-based surfactant, and a resin including a polyester-based urethane resin having a polyolefin portion.. .

Composition based on layered hydroxides and polyesters, process for preparing the composition, and use thereof

The present invention relates to a composition comprising (a) at least one carboxy-functional polyester having an acid number in the range from 20 to 250 mg koh/g, prepared using at least one difunctional monomer (a1) with aliphatic groups having 12 to 70 carbon atoms between the functional groups, and also (b) at least one synthetic layered hydroxide, where the at least one layered hydroxide (b) is prepared in the presence of the polyester (a). The present invention further relates to the preparation of the composition and also to the use of the composition as coating material..
Universite Blaise Pascal Clermont-ferrand Ii

Biodegradable polyesteramide copolymers for drug delivery

R11 or r12 are independently selected from h, methyl, c2-c12 alkylene or c2-c12 alkenylene whereby a is at least 0.05 and b is at least 0.05 and a+b=1.. .

Improved recycle-content polyester polyols

polyester polyols made from recycled polyethylene terephthalate (rpet) and processes for making them are disclosed. The rpet is heated with a c3-c10 glycol reactant to give a digested intermediate comprising glycols and a terephthalate component, which comprises 45 to 70 wt.
Resinate Materials Group, Inc.

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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