Polyethylene Terephthalate（PET） CAS#25038-59-9
Excellent Dimensional Stability & Transparency – PET offers outstanding dimensional stability and high transparency, making it ideal for optical films and packaging applications such as LCD writing boards.
Superior Mechanical and Physical Properties – It maintains excellent mechanical performance across a wide temperature range, ensuring reliable use in diverse environments.
Strong Durability and Resistance Performance – PET exhibits excellent fatigue resistance, abrasion resistance, aging resistance, and strong electrical insulation, along with stability against most organic solvents and inorganic acids.
Energy-Efficient Processing & Wide Application – With low energy consumption during production and good processability, PET is widely used in packaging bottles, films, and synthetic fibers.
Products Description of Polyethylene Terephthalate (PET)
Polyethylene terephthalate resin (PET) is used as the outer film material in LCD writing boards. PET polyester film is widely applied across many industries and holds a strong market position due to its excellent dimensional stability and high transparency.
PET maintains outstanding physical and mechanical properties over a wide temperature range. It also demonstrates excellent fatigue resistance, abrasion resistance, and aging resistance, as well as superior electrical insulation. In addition, it is stable against most organic solvents and inorganic acids.
Furthermore, PET production features low energy consumption and good processability. As a result, it has long been widely used in plastic packaging bottles, films, and synthetic fibers.
| English Name | Polyethylene Terephthalate |
| English Synonyms | 3DXNANO ESD CNT-PETG carbon nanotube reinforced polyethylene terephthalate glycol copolymer 3D printing filament;arnitea;arnitea-049000;arnitea200;arnitefp800;arniteg;arniteg600;Cassappret sr |
| CAS Number | 25038-59-9 |
| Molecular Formula | (C10H804)п |
| Molecular Weight | 228.19868 |
| Melting point | 250-255 °C |
| Boiling point | >170 °C(Press: 10 Torr) |
| Density | 1.68 g/mL at 25 °C |
| Refractive index | 1.575 |
| Storage conditions | Room Temperature |
| Form | Granular |
| Color | Black |
| Odor | Odorless |
| Cosmetic ingredient efficacy | Film-forming agent |
| InChI | InChI=1S/C8H6O4.C2H602/c9-7(10)5-1-2-6(4-3-5)8(11)12;3-1-2-4/h1-4H,(H,9,10)(H,11,12);3-4H,1-2H2 |
| InChIKey | FYIBGDKNYYMMAG-UHFFFAOYSA-N |
| Smiles | O([H])C(C1C([H])=C([H])C(C(=O)O[H])=C([H])C=1[H])=O.O([H])C([H])([H])C([H])[H])O[H] |
| Surface tension | 44.6mN/m at 20°℃ |
Product Application of Polyethylene Terephthalate (PET) Resin
Polyethylene terephthalate resin (polyester chips) is mainly used in bottle-grade polyester, which is widely applied in the packaging of various beverages, particularly carbonated drinks. It is also used in polyester film, primarily for packaging materials, films, and magnetic tapes, as well as in polyester fibers for chemical fiber applications.
