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How to characterise liquid based non curing grease or gel type thermal interface material TIM

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Hajakala

Mechanical
Joined
Mar 23, 2017
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16
Location
KR
Hello engineers. I really need your advice on my research.
I am trying to investigate the possibility of application of liquid based (gel or grease) non curing thermal interface material (TIM) for thermal management of electronics such as pcb, ap, etc.
The material would probably have a low viscosity like ketchup or a bit thicker and the loss modulus greater than storage modulus.
As you know, pcbs warp so I want to know which thermal and mechanical properties to look for to ensure good thermal conductivity, wettability and minimise thermal contact resistance due to bending.
What kind of testing, simulation techniques are available for such topic and what kind of properties should I be looking at?
Pls help and thanks in advance.
 
As a working engineer, you should already know there are probably dozens of TIM greases and compounds and their datasheets contain most, if not all, of the relevant information.

TTFN (ta ta for now)
I can do absolutely anything. I'm an expert! faq731-376 forum1529 Entire Forum list
 
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