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Release Film

HomeOptical Grade BOPET FilmsRelease FilmCY20DR Base Film for OCA Release Film

CY20DR Base Film for OCA Release Film
CY20DR Base Film for OCA Release Film

CY20DR Base Film for OCA Release Film

A transparent polyester film with good appearance, high cleanliness, low surface roughness, and good temperature resistance. The product model is CY20DR, with TDS-listed thicknesses of 38μm, 50μm, 75μm, 100μm, and 125μm, for OCA optical adhesive applications.

Low roughness
Transparent PET
High cleanliness
OCA optical adhesive
Release film base film

Product Model:

CY20DR

Key Highlights

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High cleanliness
High cleanliness ensures defect-free surfaces for optical adhesive release film applications.
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Low surface roughness
Low surface roughness provides smooth, uniform surfaces for consistent release performance.
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Good temperature resistance
Good temperature resistance supports stable dimensional performance during OCA processing.

Technology & Advantages

Base films for OCA release films typically require transparent appearance, high cleanliness, low surface roughness, and temperature resistance. The CY20DR series is designed for OCA optical adhesive release film base applications.

Core Values

Application fit:
Used in OCA optical adhesive applications as a release film base. Requires high cleanliness, low roughness, and temperature stability for reliable performance.
Good performance:
Good appearance, high cleanliness, low surface roughness, and good temperature resistance. Provides reliable substrate performance for OCA release film applications.

Applications

OCA optical adhesive
Used as base film for OCA release film.
Release film base film
Used as a transparent PET base film in release film structures.

Technical Specifications

Performance IndicatorsUnitTesting StandardsParameter values (by thickness: 38 / 50 / 75 / 100 / 125 μm)
ThicknessμmGB/T 13542.2-202138 / 50 / 75 / 100 / 125
Thickness Tolerance%GB/T 13542.2-2021±2 / ±2 / ±2 / ±2 / ±2
Tensile Strength - MDMPaGB/T 13542.2-2021≥165 / ≥165 / ≥160 / ≥155 / ≥150
Tensile Strength - TDMPaGB/T 13542.2-2021≥180 / ≥180 / ≥175 / ≥170 / ≥165
Elongation at Break - MD%GB/T 13542.2-2021≥140 / ≥145 / ≥150 / ≥155 / ≥160
Elongation at Break - TD%GB/T 13542.2-2021≥100 / ≥105 / ≥110 / ≥115 / ≥120
Dimensional Stability @150°C, 30min - MD%GB/T 13542.2-2021≤2.0 / ≤2.0 / ≤2.0 / ≤1.5 / ≤1.5
Dimensional Stability @150°C, 30min - TD%GB/T 13542.2-2021≤0.5 / ≤0.5 / ≤0.5 / ≤0.5 / ≤0.5
Transmittance%ASTM D1003≥87 / ≥87 / ≥87 / ≥87 / ≥87
Haze%ASTM D1003≤4 / ≤4 / ≤5 / ≤5 / ≤5
Wetting Tension%GB/T 13542.2-2021≥52 / ≥52 / ≥52 / ≥52 / ≥52


Remark: The technical parameters above are from the original CY20DR TDS. MD refers to machine direction and TD refers to transverse direction. All items are delivery inspection items. Values for non-preferred nominal thicknesses are obtained by interpolation.

Packaging & Logistics

Pallet
Fumigation-free wooden pallets suitable for export transportation.
Label Information
Each roll label includes model, batch number, thickness, width, net weight, and production date for traceability.
Slitting Range
Different slit widths can be supplied according to customer laminating equipment and production requirements.
Supply Note
Regular specifications support batch supply. Lead time depends on order specifications, quantity, and production schedule.
Packaging img (1).webp

Frequently Asked Questions

Q: What is CY20DR mainly used for?
A: It is used in OCA optical adhesive applications.
Q: What are the main features of CY20DR?
A: Good appearance, high cleanliness, low surface roughness, and good temperature resistance.
Q: Can samples be provided for testing?
A: Yes, samples or small rolls can be provided according to project requirements for lamination, laminating and performance validation tests.

Get a Fast Quote & Sample Roll
Connect with our film experts today for custom thickness, roll slitting configurations, and secure material supply chain solutions.
YUXING: Defining the Future of Functional Films.
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