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1995

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Subject:
From:
George Wheadon <[log in to unmask]>
Date:
22 May 95 18:28:11 EDT
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To what extent has the PCB industry changed to single ply for pre-preg as
opposed to core which has been available in single ply for a long time.  What
are the fears about single ply pre-preg? Are 2 plies really better than 1 thick
one?

What are the attitudes towards so called "green laminate"? Is it simply a case
of eliminating bromine, is it vital to meet UL V- 0 if the alternative could
have such an impact on the environment?    

These questions were prompted by a major user of PCBs in Europe.

George Wheadon  Nelco UK 



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