Electric Smart Privacy Window Film

Electric Smart Privacy Window Film

A high-tech functional switchable privacy smart glass film
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Description
Technical Parameters

What is the electric smart privacy window film?

 

Electric smart privacy window film, also known as smart dimming film or PDLC film, is a flexible film whose light transmittance can be electrically adjusted. It can be attached to the surface of ordinary glass to upgrade it into smart glass. It supports multiple control methods such as mobile app, switch, light sensor, and voice control.

The electric smart privacy window film is a high-tech functional film that achieves the switching between transparent and opaque states through electronic control technology. It is widely used in fields such as architecture, home furnishing, and commercial buildings to achieve privacy protection, light regulation, and energy saving.

 

 

How does it work?

The core technology of this smart glass privacy film is polymer-dispersed liquid crystal (PDLC), whose structure involves injecting a liquid crystal/polymer hybrid material between two transparent conductive films.

In the de-energized state: the liquid crystal molecules are randomly arranged, light is scattered, and the film appears milky white and opaque, achieving privacy protection.

In the energized state: under the influence of an electric field, the liquid crystal molecules align in an ordered manner, matching the refractive index of the polymer matrix, allowing light to pass through, and the film becomes transparent.

Some high-end products also incorporate dye-dispersed liquid crystal (DLC) technology, which uses black dye molecules to "absorb" rather than "scatter" light, achieving a deeper black privacy effect.

pre cut privacy window film working principle

 

How to maintain it?

 

Clean with a neutral detergent and a soft cloth. Avoid using corrosive solvents (such as alcohol or ammonia) to prevent damage to the conductive layer.

Avoid scratching the membrane surface with sharp objects. Ensure the edges are sealed during installation to prevent moisture intrusion and potential circuit malfunctions.

Regularly check the wiring connections and power adapter to ensure a stable voltage (typically

60±5 V AC).

 

Where can be the pdlc adhesive film used ?

 

1. Architecture and Home Furnishings

Smart Windows and Glass Curtain Walls: Used for floor-to-ceiling windows and balcony partitions in office buildings and residences, replacing traditional curtains or blinds. One-button switching between transparent and fogged states balances natural light and privacy.

Interior Partitions: privacy film electronic is used as partitions in offices, meeting rooms, hotel rooms, bathrooms, and other spaces to enhance spatial transparency and flexibility.

Projection Screen Function: In fogged mode during power outages, it can function as a high-definition projection screen, suitable for home theaters, conference presentations, and other scenarios.

pdlc adhesive film
SWITCHABLE pdlc film

2.Commercial and Public Spaces

Shop Windows and Display Cases: Transparent during the day to display merchandise, fogged up at night to protect privacy or project advertisements.

Hospitals and Clinics: The window privacy smart film used as partitions in examination rooms and consultation rooms to protect patient privacy while maintaining brightness in the space.

Banks and Financial Institutions: Used as privacy glass to ensure the security of customer transactions.

SMART PDLC

What is its service life?

 

The theoretical lifespan exceeds one million switching cycles, sufficient to cover the entire lifespan of a building or vehicle.

The PDLC switchable smart window privacy film operates stably in environments ranging from -10°C to 60°C and maintains performance even after extreme temperature range testing (-20°C to 85°C).

Actual service life can reach over 10 years, depending on usage frequency and environmental conditions.

 

FAQ

Q: Can the PDLC film cutting by myself?

A:The three non-electrode sides of the dimming film (i.e., the side without soldered wires) can be slightly cut after power is off, as long as the electrode contacts and the edge of the conductive layer are not touched.

Q: What controls the operation of the PDLC switchable smart window privacy film?

A: PDLC film controller can be remote,wall switch,Phone App.

 

 

 

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Specification

Datasheet For Smart Film

Optical Characteristics

ITEM

ON/OFF

High Clear

Super Clear

Ultra Clear

Visible Light Transmittance

ON

84%

89%

92%

 

OFF

65%

75%

78%

Parallel Light Transmittance

ON

78%

80%

82%

 

OFF

<5%

<5%

<5%

IR Blocking

ON

17.50%

13.60%

14.00%

 

OFF

83.70%

82.00%

82.00%

UV Blocking

ON

45%

54%

54%

 

OFF

99%

95.80%

95.80%

Haze

ON

2.7%

1.8%

1.7%

 

OFF

92%

85%

85%

View Angle

ON

150∠

160∠

160∠

Electrical Characteristics

Working Voltage

ON

AC48V-AC60V

AC48V-AC60V

AC48V-AC60V

Saturation voltage

ON

AC60V

AC60V

AC60V

Response Time

ON-OFF

45ms

45ms

45ms

 

OFF-ON

10ms

10ms

10ms

Power Consumption

ON

5W/㎡

5W/㎡

5W/㎡

Dimension

Color

 

white

white

white

Thickness

 

0.38mm

0.38mm

0.38mm

Max.Width

 

2000mm

2000mm

1800mm

Size in roll

 

1m/1.2m/1.5m/1.8m/2m×50m

1m/1.2m/1.5m/1.8m/2m×50m

1m/1.2m/1.5m/1.8m×50m

Ambient Condition

Working Temperature

 

-20°C~70°C

-20°C~70°C

-20°C~70°C

Storage Temperature

 

normal

normal

normal

Life Span

 

600,000hrs

600,000hrs

600,000hrs

Switch Life

 

1500000 times

1500000 times

1500000 times

Peel Strength(kg)

 

1.6-1.9