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1 - PET film
2 - PTC graphene carbon paste
3 - Silver Busbar
4 - Copper foil busbar
5 - Laminex Film

Advantages of PTC graphene film



High specific surface area

The specific surface area, which refers to the surface area per particle unit, is much wider than anything else in graphene. 3.2g of graphene powder can cover an area of ​​a soccer field


High intensity

than diamonds. Graphene is a strong material. When combined with titanium used for aircraft and automobiles, the strength becomes stronger and the weight becomes lighter. Graphene is 200 times stronger than steel.


Flexibility

If it easily cracks or breaks on impact, would it be a great new material? Graphene is a new material that is in the spotlight because its properties do not change even when folded or bent


Transparency

The smartphone screens we use are made of ITO, an idium mineral, which is expensive and breaks easily on impact. Graphene can be used in the display area as an alternative to this ITO.


Electrical conductivity

Graphene has the ability to transmit electricity 100 times faster than copper, the metal that transmits electricity the fastest. Therefore, batteries using graphene can be used for a long time as well as ultra-fast charging. It becomes possible


Thermal Conductivity

How fast and with little energy can it heat up? Graphene has a high thermal conductivity of 5000K, more than twice that of diamond and more than 12 times that of copper.


Advantages of graphene film heating


¢Â Fast thermal conductivity


The product with the best heat conduction on the planet
it's a diamond Twice as much as these diamonds
The product with fast thermal conductivity is graphene.
3 types of film heating in each room under the same conditions
In case of construction, PTC graphene film heating is
The installed room will reach the desired temperature the fastest
You can see it going up.


¢Â leakage current compensation


One of the disadvantages of film heating is the leakage current
This leakage current can be compensated for
The product in existence is PTC graphene film heating.
PTC graphene film heating has high adhesion
Complete blocking due to the adhesion of PET
It is difficult, but the leakage current is much lower than that of conventional film heating
Removes it.


¢Â Energy saving


How much film heating is operated by electricity
Saving energy is a very sensitive area.
Once the PTC function is added, it is better than basic film heating
25% energy saving and faster than graphene
Fastest to the required temperature using thermal conductivity
The energy saving effect is further improved by to see.



¢Â Enhanced durability


An area of ​​2630m/2 can be spread per 1g of graphene
A high enough specific surface area is the product's
It plays a role in improving durability.
200 times stronger than steel
Increases durability.
Excellent durability against local heat and moisture


¢Â Overheat protection


The problem with film heating is definitely local heat
I can tell you that if you keep the heat for a long time, you can get local heat
This will cause damage to the film.
PTC + Graphene These are only mutually beneficial
Maximize the energy saving effect and overheat prevention
It will be solved at the same time.
PTC graphene film heating has very good durability
It shows the electrical heating properties of the original state again.


¢Â Eco-friendly products


Due to the toxicity of chemicals during product production
Due to the dust collection facilities should be good and the worker
It must have had an adverse effect on health.
It's feed.
PTC graphene film heating is conventional CA, BGA
Produced using PMA without using
The product can be said to be an eco-friendly product


Graphene forced overheating test

General film heating PTC film heating Graphene PTC
Time Temperature W Temperature W Temperature W
00:00 21¡É 129W 21¡É 126W 21¡É 126W
10 minutes elapsed 64¡É 125W 61¡É 105W 56¡É 107W
20 minutes elapsed 69¡É 123W 61¡É 105w 58¡É 106w
30 minutes elapsed 74¡É 122W 64¡É 105W 61¡É 105W
40 minutes passed 78¡É 121W 72¡É 104W 65¡É 105W
50 minutes passed 82¡É 120W 74¡É 103W 68¡É 104W
60 minutes elapsed 90¡É 121W 79¡É 103W 69¡É 102W

50cm x 5m experiment (temperature measurement when changing wattage)
¡ØIndoor temperature 20¡É
General film heating PTC film heating Graphene PTC
Time Temperature W Temperature W Temperature W
15 minutes 28¡É 624W 29¡É 624W 29¡É 624W
25 minutes 31.9¡É 624W 33.3¡É 570W 37.6¡É 569W
35 minutes 36.9¡É 623W 37.2¡É 566W 43.1¡É 564W
45 minutes 38.9¡É 623W 40.1¡É 560W 44.4¡É 554W
55 minutes 38.9¡É 620W 41.7¡É 560W 44.2¡É 557W
1 hour 05 minutes 40.0¡É 621W 42.3¡É 565W 45.3¡É 557W
1 hour 15 minutes 40.3¡É 621W 42.5¡É 561W 45.6¡É 557W
1 hour 25 minutes 41.4¡É 625W 42¡É 564W 45.8¡É 557W
2 hours 15 minutes 42¡É 621W 42.5¡É 567W 46.7¡É 557W
3 hours 15 minutes 43.2¡É 623W 42.3¡É 564W 47.5¡É 557W
4 hours 15 minutes 43.5¡É 655W 43.0¡É 563W 47.6¡É 557W