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June 1999

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Subject:
From:
"Edwards, Ted A (AZ75)" <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 2 Jun 1999 15:02:53 -0700
Content-Type:
text/plain
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text/plain (78 lines)
Do not recommend Methylene Chloride, it is an excellent stripper and will go
after the boards resin buttercoat, soldermask, plastics and markings on
parts .

> -----Original Message-----
> From: Bill Davis [SMTP:[log in to unmask]]
> Sent: Wednesday, June 02, 1999 2:05 PM
> To:   [log in to unmask]
> Subject:      Re: [TN] Fingerprints II
>
> Ioan- Try methylene chloride; toulene or xylene will also work, but I'm
> not sure what effects it will have on FR4.
>
>                 Bill Davis,
>                 Sr. Scientist
>                 (408)-325-7868
>                 [log in to unmask]
>
>
>
> -----Original Message-----
> From: Tempea, Ioan [mailto:[log in to unmask]]
> Sent: Wednesday, June 02, 1999 10:39 AM
> To: [log in to unmask]
> Subject: [TN] Fingerprints II
>
>
> Thanks a lot everybody for the strong response to my problem.
> Now I know this is a common problem and I fixed it with gloves.
>
> The problem number two is that I, however, have 20 assemblies that could
> serve in a criminalogy teaching class. Is there any way to clean them? I
> tried several substances I had around and Methyl Ethyl Ketone works the
> best. Will it damage the board (solder mask, joints, ICs, etc)?
>
> Thanks, Ioan
>
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