PRODUCT DATA SHEET (TDS)

1. Product Identification

Item	Details
Product Name	PET Chip with SiO₂ (3.5 μm) WW-20000
CAS No.	25038-59-9 (PET) / 14808-60-7 (SiO₂)
Appearance	Transparent to semi-transparent solid chips

2. Typical Specifications

Analysis Item	Unit	Specification
Intrinsic Viscosity	dl/g	0.650 ± 0.015
Melting Point	℃	≥258.0
Color L Value	–	≥65.00
Color b Value	–	3.0 ± 3.0
SiO₂ Content (3.5 μm)	ppm	20000 ± 200
Carboxyl End Groups	mol/t	≤25.00
DEG Content	%	1.10 ± 0.20
Water Content	%	≤0.50
Strange State of Product	%	≤0.50

3. Physical & Chemical Properties

• State: Solid chips at room temperature
• Solubility: Insoluble in water and common solvents
• Stability: Stable under normal processing conditions; hygroscopic
• Key Features: Modified with uniformly dispersed 3.5 μm silica particles, providing enhanced anti-blocking and slip properties for high-performance film and fiber applications.

4. Applications

• Anti-blocking PET chips for BOPET films and industrial fibers
• Used in textile fiber spinning to improve processability and reduce filament breakage
• Suitable for packaging films requiring controlled surface properties

5. Packaging & Storage

• Packaging: 25kg bags or bulk (customizable upon request)
• Storage Conditions: Store in a cool, dry, well-ventilated area. Keep away from moisture, direct sunlight and incompatible materials.

Handling Precautions: Avoid dust inhalation. Use appropriate personal protective equipment (gloves, goggles) when handling.