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Technical Reference for TPX Release Film

The Mitsui TPX release film can be used as a high-performance release film for various purposes, leveraging its excellent release and heat resistance,

Circuit board TPX film | TPX release film 


TPX release film/Opulent TPX film


Overview


TPX release film is a high-performance demolding film that can be used for various purposes, utilizing its excellent demolding and heat resistance,

Using it as a flexible printed substrate (FPC) for circuit boards and demolding in fields such as electronics, display screens, and semiconductors

Type material. TPX film is used in various release, adhesive blocking, filling and other occasions, divided into single-layer and multi-layer types, and has

Multiple models. According to the surface appearance, it can be divided into smooth and frosted surfaces, which need to be selected according to different technical requirements.


Features/advantages:

1. Good heat resistance: It can also be used at high temperatures of 200 ℃. The melting point of TPX is around 230 ℃, which is around 200 ℃

Celsius degree process can also be used;

2. Excellent demolding performance: It can peel off various materials with low surface tension, and has excellent demolding performance for various materials such as epoxy resin;

3. Excellent filling ability: can match complex surface shapes (even at a 90 ° angle),TPX can soften at about 50 ℃ and easily adhere tightly to complex concave convex shapes;

4. Good transparency: Compared to similar products, it has excellent transparency;

5. Low pollution: free from substances that contaminate the surface of products such as silicone and plasticizers;

6. Low density: The TPX density is 0.83, which is lighter than most thin film products and is conducive to transportation and storage.

7. Environmental adaptability: It can be incinerated for easy subsequent treatment by customers;


◆ Scope of application

1. It can be used for flexible printed circuit substrates and hard bent circuit substrates.

2. Can be used for AMC (cutting-edge compliant material), which is a composite material with mechanical strength and heat resistance. TPX can

Used in AMC manufacturing process, it can be used as a demolding film for fiber cloth, carbon fiber, and epoxy resin curing processing.

3. Can be used for sealing semiconductors: With the advancement of IT technology, many semiconductors have been successively introduced, and  TPX also

It can be sealed with heat hardening resin and used as a demolding film during curing.

4. TPX film which plays an important role in the development of cutting-edge technology, can be used as a detachment film or separation film when manufacturing cutting-edge technology component materials such as display component materials, solar cell component materials, and high-performance rubber sheets. It can also be used as a film for various industrial fields with both demolding and heat resistance.


◆ Performance data: Physical properties of Opulent

1. Single layer type

TYPE


Single layer Film

Taiwan

Japan

Product Name


X-44BR

X-99BR

X-44B

X-88B

X-88BMT4

Thickness


50UM

50UM

25UM

50UM

50UM

100UM

50UM

100UM

Item

Unit

Surface

Method

GLOSS

GLOSS

GLOSS

GLOSS

GLOSS

GLOSS

Matt Both side

Matt Both side

Strength at Yield (MD)

MPa

JIS K7127

twenty-four

thirty-four

twenty-six

twenty-six

thirty-three

thirty

thirty

twenty-nine

Softening Temp

Tohcello * 1

forty-three

fifty-five

forty-three

forty-three

fifty-five

fifty-five

fifty-five

fifty-five

Thermaldimensional

Change ratio (MD)

%

Tohcello * 1

one point four

-1.0

two point two

one point seven

one point nine

one point four

-0.5

-0.3

Thermaldimensional

Change  Ratio (TD)

%

Tohcello * 1

-1.0

zero point three

-1.8

-1.2

-1.4

-1.2

zero point three

zero point one


2. Multi layer Type with multiple layers

TYPE


Multi layer Film

Taiwan

Japan

Product Name


CR2040R

CR1012

CR1012MT4

CR1033

CR2031

CR2031MT4

CR2031MT6

Thickness


120UM

150UM

150UM

150UM

120UM

120UM

120UM

Item

Unit

Surface


Method

Gloss

GLOSS

Matt  Both side

GLOSS

GLOSS

Matt  Both side

Matt  Both side

Strength at Yield (MD)

MPa

JIS K7127

twenty-three

twenty

seventeen

thirteen

twenty-two

twenty-one

twenty

Softening Temp

Tohcello * 1

fifty-two

forty-three

forty-three

thirty-four

forty-eight

forty-eight

forty-eight

Thermaldimensional

Change ratio (MD)

%

Tohcello * 1

-0.5

zero point nine

zero point four

zero point eight

zero point seven

-1.6

-1.6

Thermaldimensional

Change ratio (TD)

%

Tohcello * 1

-1.0

-1.2

-0.6

-0.9

-1.0

zero point four

zero point four