Subject: | |
From: | |
Reply To: | TechNet E-Mail Forum. |
Date: | Sat, 23 Mar 2002 02:30:04 +0200 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
Michael
It all depends on the solvent. MEK is a fairly aggressive and toxic
solvent. I'd suggest trying to find a milder one, such as one of the
paraffins. I'll answer your question with another: how long is a piece
of string?
Brian
"KIPPING, Michael (York Rd)" wrote:
>
> Hi there
>
> We conformally coat our PCB assemblies using an acrylic and use Methyl Ethyl
> Ketone to strip assemblies if they require rework.
> Has anyone carried out any work on the maximum exposure time you can expose
> PCBs to solvents? (I realise that it will depend on the laminate materials,
> component constuction etc.)
>
> Thanks
>
> Michael Kipping
>
> ---------------------------------------------------------------------------------
> Technet Mail List provided as a free service by IPC using LISTSERV 1.8d
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL
> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
> Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives
> Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
> information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
> ---------------------------------------------------------------------------------
---------------------------------------------------------------------------------
Technet Mail List provided as a free service by IPC using LISTSERV 1.8d
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives
Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
---------------------------------------------------------------------------------
|
|
|