Ionic Hair Dryer

wayneh

Joined Sep 9, 2010
18,096
Customers appear to be pleased with it, based on the 4.5 star rating. You can find hair dryers with higher ratings but the price tends to climb as well.

I am very skeptical that this is anything more than a "traditional" hair dryer. Does it really emit negative ions that somehow improve your hair? Does it really make a significant amount of far IR that also improves your hair compared to hot air? Can anyone tell the difference? I doubt it.

But, it consumes as much power as the typical home circuit breaker can deliver without tripping, and converts all that power to heat and airflow. It will definitely dry hair. It will probably outlive its warranty. Whether it last 5 years or 20 years is impossible to tell in advance.
 

DC_Kid

Joined Feb 25, 2008
1,242
I am very skeptical that this is anything more than a "traditional" hair dryer. Does it really emit negative ions that somehow improve your hair? Does it really make a significant amount of far IR that also improves your hair compared to hot air? Can anyone tell the difference? I doubt it.
I was thinking the same thing.
I know about short wave infrared for curing painted automotive body panels, but I was not aware of infrared entering hair and heating from inside out.

A $25 hairdryer that claims "infrared" is probably just heat from getting wires very hot. That IR heats the air and then a fan needs to blow it out.

What is needed from the maker(s) is the actual spec for the IR they claim.
 
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DC_Kid

Joined Feb 25, 2008
1,242
Corona ionization? We know it cannot be alpha ionization.

Wet hair will have no static. Blowing hot air can cause static on hair.

But I always wondered, for ions to neutralize static, the static must be opposite charged because corona ionization forces electrons out (neg ions).

Does blowing just hot air cause hair to become pos or neg charged? If so why. If not then ionic dryers using corona ionization will not help.

AC corona source creates both neg and pos ions, which from a hairdryer can quickly combine before the molecule leaves the dryer.

Some even say they make neg ions (https://www.amazon.com/gp/aw/d/B0FK5MBDJZ/), which suggests its a HV DC item inside, but for this to stop hair static the hair needs to be pos charged.

So some questions to be answered.
 
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