Talc particles as fillers for improved epoxy laminates

  • US 6,322,885 B2
  • Filed: 12/13/2000
  • Issued: 11/27/2001
  • Est. Priority Date: 03/22/1996
  • Status: Expired due to Term
First Claim
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1. A laminate for use in printed circuit boards comprising a cured epoxy resin, containing more than 0 and up to about 20 wt % of talc particles wherein the talc particles have less than about 0.01 wt % water extractable anions and wherein the talc particles are not burnt talc particles.

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