polytetrafluoroethylene


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Related to polytetrafluoroethylene: Teflon, Expanded Polytetrafluoroethylene

polytetrafluoroethylene

[¦päl·ē‚te·trə‚flür·ō′eth·ə‚lēn]
(organic chemistry)
(CF2CF2)n A highly crystalline perfluorinated polymer that is characteristically resistant to heat and chemicals.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

polytetrafluoroethylene

A waxy opaque thermoplastic resin commonly known by its proprietary name Teflon; resistant to acid oxidizing agents and to alkalis; has a particularly slippery surface.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Global market for Polytetrafluoroethylene (PTFE) has reached 165 thousand metric tons in 2015 and is projected to reach 247 thousand metric tons by 2022 at a CAGR of 5.6% between 2016 and 2022.
The modifying co-monomer present in an amount of less than one weight percent, based on the weight of the TMHPTFE, the at least one TMHPTFE present in an amount of between 50 weight percent and 90 weight percent based on the total solids weight of all fluoropolymers in the composition; at least one melt-processible fluoropolymer (MPF) selected from perfluoroalkoxy (PFA) and methylflouroalkoxy (MFA), the MPF present in an amount of between 10 weight percent and 50 weight percent based on the total solids weight of all fluoropolymers in the composition, and having a melt flow index (MFI) greater than 10 g/10 min; and wherein the composition lacks low molecular weight polytetrafluoroethylene (LPTFE) having a number average molecular weight (Mn) of less than 500,000.
It is experimentally established that there is the parameter spread of service characteristics of composites of one brand because of the lack of reasonable criteria defining quality of initial components, first of all polytetrafluoroethylene (PTFE) and the carbon fibers (CF).
The Turcon [R] MF range of Polytetrafluoroethylene (PTFE) based sealing materials has been specifically formulated by Trelleborg Sealing Solutions for food contact, pharmaceutical and medical applications.
Coverage includes hyaluronic acid skin derivatives, collagen products, Radiesse, ArteFill, silicone augmentation, Advanta expanded polytetrafluoroethylene implants, Sculptra, lipo transfer, BioAlcamid, combination treatments, complications, postprocedure management, and future trends.
Unlike standard non-stick pans, its innovative GreenPanao range is coated with a new, ceramic-based, non-stick technology called Thermolonao, which is free of PTFE (Polytetrafluoroethylene) and contains no toxic PFOA (Perfluorooctanoic acid) chemicals.
The polytetrafluoroethylene (PTFE) synthetic flouropolymer coatings can be used in a wide range of medical applications to incease lubricity and chemical resistance, according to a news release from the company.
Saphenous vein graft's diameter was not enough for interposition, so patency was constructed with 6mm ringed expanded polytetrafluoroethylene (e-PTFE:Gore-tex) tube graft interposition (Fig.
The Bosch Rexroth CDTI and CDT4 Series of NFPA tie-rod hydraulic cylinders come with options for sealing systems including fluorocarbon, nitrile butadiene rubber, polytetrafluoroethylene and wear-resistant polyurethane seals.
The growth will be tempered, however, by heightened competition from low-cost foreign imports, especially commodity polytetrafluoroethylene (PTFE) resins from China and Russia, states the report.
The new Fortis SL cartridge filters have the broad chemical and caustic compatibility of PTFE (polytetrafluoroethylene), making these filters ideal for use in the manufacture of APIs (active pharmaceutical ingredients) containing methylene chloride, acetone, isopropyl alcohol, ethyl acetate and other organic solvents.
The fluoropolymer used in most nonstick products, polytetrafluoroethylene (PTFE), is one of the slipperiest substances known.