China pet film production companies, polyester film manufacturer-Yuxing Film

Coated Film

F40 Series Reflective Film

F40 reflective film is a coated white BOPET polyester film with high optical reflectivity, low glossiness, low density, and good thermal stability. It uses 40-50μm large-particle coating and provides anti-waving, anti-white-spot, and wear-resistant properties, mainly used in medium and large-size LCD backlight modules.

F40

Anti-waving

Wear resistant

Reflective film

High reflectivity

Product Model:

F40

Key Highlights

Low glossiness, low density, and good thermal stability

Low gloss (6 GU), low density (0.85 g/cm³), and excellent thermal stability for reliable performance.

Mainly used in medium and large-size LED side-lit LCD backlight modules

Designed for medium and large LED side-lit LCD backlight modules requiring high reflectivity.

Coated white BOPET polyester film

White BOPET film with 10μm particle coating and anti-waving treatment for enhanced performance.

Technology & Advantages

F40 reflective film is a coated white BOPET film with high optical reflectance. It features low gloss, low density, and good thermal stability. Both sides are coated with 40-50 μm large-particle coatings, providing anti-waving, anti-white-spot, and abrasion-resistant properties.

Core Values

Application fit:
Mainly used in medium and large-size LED side-lit LCD backlight modules. Provides high optical reflectivity (96%) and reliable performance for display backlight applications.

Performance support:
F40 reflective film is a coated white BOPET polyester film with high optical reflectivity, low glossiness, low density, and good thermal stability.

Coating:
itt uses 40μm small-particle coating with anti-waving treatment and is mainly used in medium and large-size LED side-lit LCD backlight modules.

Applications

Medium and large-size LCD backlight module

Mainly used in medium and large-size LCD backlight modules.

Technical Specifications

Properties	Unit	Standard	Typical Value
Model	-	TDS	CY150 F40 / CY188 F40 / CY225 F40
PET Thickness	μm	GB/T 13542.2-2021	150 / 188 / 225
Total Thickness	μm	TDS	195 / 233 / 270
MD/TD	MPa	TDS	MD 90 / 90 / 100; TD 80 / 80 / 90
MD/TD	%	TDS	MD 60 / 60 / 70; TD 40 / 40 / 50
@85°C, 30min MD/TD	%	TDS	MD 0.15 / 0.15 / 0.15; TD 0 / 0 / 0
Density	g/cm3	TDS	0.85 / 0.85 / 0.85
Reflectivity @550nm	%	Spectrophotometry	96 / 96 / 96
Reflectivity @400-700nm	%	Spectrophotometry	96 / 96 / 96
60° Surface gloss	GU	GB/T 8807-1988	55 / 55 / 55
Coating surface resistance	Ω	GB/T 1410-2006	10¹⁰ / 10¹⁰ / 10¹⁰
Reliability	-	FLL Method	High temperature & humidity / Heat / Cold / Thermal shock: ◎

Remark: The parameter table is organized from readable PDF TDS content. MD refers to machine direction and TD refers to transverse direction; inspection type and typical value notes follow the original TDS.