Polyester definition

Polyester means a synthetic, long-chain polymeric ester produced mainly by reaction of dibasic acids with dihydric alcohols.
Polyester means a polymer containing repeating ester groups and multiple sites of unsaturation and which is soluble in styrene.
Polyester means a complex polymeric ester, derived from di-functional acids and alcohols, which is dissolved in a monomer.

Examples of Polyester in a sentence

  • Standard Specification for Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using Polyester Reinforcements.

  • Chicken, duck, or other bird feathers.(2) Mineral compounds—(i) Volcanic ash or perlite;(ii) Vermiculite or zeolite.(3) Synthetic products—(i) Polypropylene;(ii) Polyethylene;(iii) Polyurethane;(iv) Polyester.

  • Industries relating to production of non-cellulosic synthetic fibres (Nylon Polyester, Acrylic etc.).

  • Solar module shall be laminated using lamination technology using established polymer (EVA) and Tedlar / Polyester laminate.

  • Geosynthetic Reinforcement: Polyester fiber geogrid or geotextile, or polypropylene woven geotextile, as shown on the Drawings.

  • The Back sheets for PV Module with 2 layered or 3 layered Polyester types or the back sheets with Polyester (PET type) at Air side material are not permitted for the empanelment; The minimum thickness of the core layers (without adhesive and inner EVA coated) must be 300 microns.

  • Fencing Windscreen Privacy Screen: Polyester fabric scrim with grommets for attachment to chain link fence, sized to height of fence, in color selected by Architect from manufacturer's standard colors.

  • Finish shall be a gray Polyester Powder Coat or an electrodeposited epoxidized acrylic paint coat capable of successfully withstanding 1,000 hours of salt spray test per ASTM B 117.

  • Write-On Tags: Polyester tag, 0.015 inch thick, with corrosion-resistant grommet and cable tie for attachment to conductor or cable.

  • Certain Polyester Staple Fiber from the Republic of Korea: Preliminary Results of the 2007/2008 Antidumping Duty Administrative Review, 74 FR 27281, 27283 (June 9, 2009), unchanged in Certain Polyester Staple Fiber from the Republic of Korea: Final Results of the 2007-2008 Antidumping Duty Administrative Review, 74 FR 65517 (December 10, 2009).

Related to Polyester

  • Polystyrene foam means blown polystyrene and expanded and

  • Polyolefin adhesive means an aerosol adhesive designed to bond polyolefins to substrates.

  • Pyrolysis means the thermal degradation of a substance in the absence of any oxidising agent, which does not form part of the substance itself, to produce char and gas and/or liquid; and

  • Brachytherapy means a method of radiation therapy in which sealed sources are utilized to deliver a radiation dose at a distance of up to a few centimeters, by surface, intracavitary, or interstitial application.

  • HDPE means high density polyethylene;

  • Plastic means material which contains as an essential ingredient a high polymer, such as polyethylene terephthalate, high density polyethylene, Vinyl, low density polyethylene, polypropylene, polystyrene resins, multi-materials like acrylonitrile butadiene styrene, polyphenylene oxide, polycarbonate, polybutylene terephthalate ;

  • Bottle means any vessel intended to contain liquids and having a capacity of not more than 43

  • Cream means cream obtained directly and exclusively from milk.

  • Cyanoacrylate adhesive means any adhesive with a cyanoacrylate content of at least 95% by weight.

  • Halogen means one of the chemical elements chlorine, bromine or iodine.

  • Polystyrene foam adhesive means an aerosol adhesive designed to bond polystyrene foam to substrates.

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • Defoliant means any substance or mixture of substances intended for causing the leaves or foliage to drop from a plant, with or without causing abscission.

  • Radionuclide means a radioactive element or a radioactive isotope.

  • Automotive windshield washer fluid means any liquid designed for use in a motor vehicle windshield washer system either as an antifreeze or for the purpose of cleaning, washing, or wetting the windshield. Automotive windshield washer fluid does not include fluids placed by the manufacturer in a new vehicle.

  • Cartridge means a pleated or surface-type filter component with fixed dimensions that is designed to remove suspended particles from water flowing through the filter.

  • Filter means material placed in the useful beam to preferentially absorb selected radiations.

  • Fluid means material or substance which flows or moves whether in a semisolid, liquid, sludge, gas, or any other form or state.

  • Hydrofluorocarbons means compounds that only contain hydrogen, fluorine, and carbon.

  • Tube means an x-ray tube, unless otherwise specified.

  • Epinephrine auto-injector means a device for immediate self-administration or administration by another trained person of a measured dose of epinephrine to a person at risk of anaphylaxis.

  • E-cigarette means any electronic oral device, such as one composed of a heating element and battery or electronic circuit, or both, which provides a vapor of nicotine or any other substances, and the use or inhalation of which simulates smoking. The term shall include any such device, whether manufactured, distributed, marketed, or sold as an e-cigarette, e-cigar, and e-pipe or under any other product, name, or descriptor.

  • Metallic coating means a coating which contains more than five grams of metal particles per liter of coating, as applied. Metal particles are pieces of a pure elemental metal or a combination of elemental metals.

  • glider means a non-power-driven heavier-than-air aircraft, deriving its lift in flight chiefly from aerodynamic reactions on surfaces, which remain fixed under given conditions of flight;

  • meat means the edible part of clean, sound striated muscle of cattle, swine, sheep, deer and other cervids, goat, turkey, duck, ratite, or chicken slaughtered in compliance with all applicable laws, with or without the accompanying and overlying fat, and sinew, nerve, gland, and blood vessels which normally accompany the muscle tissues and which are not separated from it in the process of dressing. Meat does not include specified risk materials.

  • thalassemia means a group of inherited disorders characterised by reduced or absent amounts of haemoglobin.