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March 2001

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Subject:
From:
Creswick <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Fri, 2 Mar 2001 10:08:49 -0500
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Ingemar,

Nah!  They will get along fine without me. Life goes on!

Understand your grief with the thermoplastic films.  I opted for screening a
B-stageable material, then B-staging it!  That way I could control the
thickness of the deposit, plus did not have a awkward, thin, film to play
with (and maybe get air bubbles trapped under).

Back in those days Amicon C868 was a good B-stageable, conductive material
to use.  I am not sure if Emerson & Cuming still makes that anymore, or not.
Sorry!





At 08:36 AM 3/2/01 +0100, you wrote:
>Suppose it was you, Steve.
>So you leave eminent CTS, gosh, must be a disaster for them. Are you
cloning now then? Thanks for points. Have searched on both company's pages
but didn't find specifically that film. DuPont and mmm  have films, but they
are all sort of thermoplastics which need >>300C+lots of newtons for
attaching securely, and I want something far easier as you understand.
Secondstitching rather. Semi makers not interested but otherwise they could
spin some soup on. Adhesion is not main objective but thermal transportation
capacity. So, dear Steve, if you have something in your hypothalamus that
can be one or two cents, I'm glad to hear. If TN is not convinient for you
any more, please send your pigeon off lime.
>
>Ingemar
>
>
>-----Original Message-----
>From: Creswick [mailto:[log in to unmask]]
>Sent: den 1 mars 2001 21:26
>To: [log in to unmask]
>Subject: Re: [TN] wafer question
>
>
>Ingemar,
>
>Was it I??
>
>PS - I am no longer functionally employed at CTS RF Integrated Modules, but
>do still read my e-mail (occasionally) here at home.  Will be officially
>re-establishing myself at Gentex Corp, near the end of the month.
>
>
>Ablestik made some wafer films, I think AI Technology did as well, maybe one
>or two others.
>
>Strange that you should ask, because I am currently "shaking the bushes" for
>a similar product that I can use on ~0.25 um square devices!
>
>Steven Creswick
>
>At 03:58 PM 3/1/01 +0100, you wrote:
>>Hi,
>>was speaking with someone here a year ago about applying adhesives directly
>on wafer backsides. Who were You?  Not many asking such questions and I have
>lost this person's last mails. I remember that guy got few or no answers at
>all  here.
>>Ingemar Hernefjord
>>Ericsson Microwave Systems
>>
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