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Reply To: | TechNet E-Mail Forum. |
Date: | Mon, 12 Oct 1998 10:04:50 -0600 |
Content-Type: | text/plain |
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I have also seen that problem, especially on epoxy encapsulated
magnetics. I suspected it was a mold release material but never
investigated. The question is, if it is an insulating material, why
coat it?
>-----Original Message-----
>From: Bridget Piper [SMTP:[log in to unmask]]
>Sent: Monday, October 12, 1998 8:31 AM
>To: [log in to unmask]
>Subject: Re: [TN] Confomal coating adhesion
>
>I have been informed that several fine coats rather than one
>thicker coat improves adhesion, however, I have no practical
>experience of it to back this up. Might be worth a try, but it
>will increase your process time. And yes, cleanliness is an
>issue. i suggest you approach your supplier.........Bridget
>
>
>> -----Original Message-----
>> From: Paul Stolar [SMTP:[log in to unmask]]
>> Sent: 12 October 1998 15:09
>> To: [log in to unmask]
>> Subject: [TN] Confomal coating adhesion
>>
>> *** WARNING ***
>>
>> This mail has originated outside your organization,
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>> Keep this in mind if you answer this message.
>>
>>
>> Does anyone have any good experience at improving
>> conformal coating
>> adhesion to plastic packaging?
>>
>> Is it a cleanliness issue, or is it inherent in materials?
>>
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