I wasn't just thinking of labels coming off.  I include labels where the
ink or bar code washes off.

Doug Pauls
Principal Materials and Process Engineer
Rockwell Collins


On Mon, Oct 15, 2018 at 3:11 PM Stadem, Richard D <[log in to unmask]>
wrote:

>
> I don’t know of a major issue with any labels coming off in the wash. I
> often thought I did have an issue, but it always turns out that the CCA was
> baked or reflowed or reworked or went through some other thermal cycle that
> actually made the labels curl, shrink and then fall off or get washed off.
> The tipoff is the gummy residue left behind. When labels go through a
> thermal cycle they are not made for, the adhesive gets all gummy and is
> left behind. No wash can take that off.
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Douglas Pauls
> Sent: Monday, October 15, 2018 4:02 PM
> To: [log in to unmask]
> Subject: [TN] Incompatible Labels
>
> OK, I am asking a question in support of an IPC test program.  For those of
> you that are cleaning assemblies, is there a particular label brand or
> style that gives you fits with respect to not surviving a cleaning process
> unscathed?  And on the other end, labels that seem to be bulletproof?
> Answers can be sent to me back channel and will be kept confidential.
>
> Thanks.
>
> Doug Pauls
> Principal Materials and Process Engineer
> Rockwell Collins
>