Viscosity-enhanced grade for engineering plastic applications
2. Typical Specifications
Analysis Item
Unit
Quality Index
Typical Test Result
Intrinsic Viscosity
dl/g
0.900 ± 0.025
0.897
Melting Point
°C
261 ± 2
261
Carboxyl End Group
mol/t
≤ 30
24
Color (b Value)
–
2 ± 2
2
Moisture Content
%
≤ 0.4
0.1
Powder Content
mg/kg
≤ 100
< 50
Diethylene Glycol (DEG) Content
%
≤ 1.20
0.81
3. Physical & Chemical Properties
State: Bright solid chips at room temperature
Material Type: High-viscosity (viscosity-enhanced) polyethylene terephthalate resin for engineering plastics
Key Features: High intrinsic viscosity, low moisture content, low carboxyl end group, controlled DEG content, suitable for high-performance engineering plastic processing
4. Applications
Engineering plastic and high-performance polyester applications
High-strength fiber and industrial yarn production
Rigid packaging and structural components requiring high viscosity
Injection molding and extrusion processes requiring enhanced mechanical properties
5. Packaging & Storage
Packaging: 100kg bags Storage Conditions: Store in a cool, dry, well-ventilated area. Protect from moisture, direct sunlight, and incompatible materials.Handling Precautions: Avoid dust inhalation. Use appropriate personal protective equipment (gloves, goggles) when handling.
