There is an organization called the Molded Interconnect Device International
Association http://www.midia.org that makes circuitry on all kinds of
plastics.  Suggest you ask members of this association as it appears in
their brochure as one of the plastics they put circuitry on.

> -----Original Message-----
> From: Larry J. Fisher [SMTP:[log in to unmask]]
> Sent: Monday, February 26, 2001 4:20 AM
> To:   [log in to unmask]
> Subject:      [TN] Polysulfone
>
> I have a customer who is interested in making PWB's with polysulfone
> (apparently one of their customers requested this). I have done some
> research
> and found it is sold under the trade name of Udel and is made by Amoco
> (actually BP). It is a thermoplastic material and is available with up to
> 30%
> fiberglass. My questions are:
>
> 1. Does anyone know that the polysulfone is, in fact, used to make circuit
>
> boards?
>
> 2. What are the properties that are desirable with this material in a
> circuit
> board application?
>
> 3. If used for circuit boards, would you want to use material with the
> fiberglass?
>
> 4. Can you get copper clad sheets of the polysulfone or do you have to
> press
> the copper yourself?
>
> 5. If the answer to #4 is yes, where do you get it?
>
> Any help out there would be appreciated.
>
> Larry Fisher
>
> Allen Woods & Associates

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