Polytetrafluoroethylene (PTFE)

URI: https://gptkb.org/entity/Polytetrafluoroethylene_(PTFE)
GPTKB entity
Statements (37)
Predicate Object
gptkbp:instanceOf gptkb:polymer
gptkb:synthetic_fluoropolymer
gptkbp:appearance white solid
gptkbp:brand gptkb:Teflon
gptkbp:CASNumber 9002-84-0
gptkbp:category plastics
engineering materials
non-stick materials
gptkbp:chemicalFormula (C2F4)n
gptkbp:density 2.2 g/cm³
gptkbp:discoveredBy gptkb:Roy_J._Plunkett
gptkbp:discoveredIn 1938
gptkbp:meltingPoint 327°C
gptkbp:monomer gptkb:tetrafluoroethylene
gptkbp:notableFor electrical insulator
high chemical resistance
high melting point
hydrophobic
low friction
non-reactive
gptkbp:producedBy polymerization of tetrafluoroethylene
gptkbp:relatedTo gptkb:perfluorooctanoic_acid_(PFOA)
fluoropolymers
gptkbp:riskFactor can release toxic fumes
decomposes at high temperatures
gptkbp:solubility insoluble
gptkbp:structure linear polymer
gptkbp:usedFor seals
medical devices
bearings
gaskets
non-stick coatings
chemical containers
insulation for wiring
gptkbp:bfsParent gptkb:Gujarat_Fluorochemicals
gptkbp:bfsLayer 7
https://www.w3.org/2000/01/rdf-schema#label Polytetrafluoroethylene (PTFE)