OP, you means you want LTCC style of PCB? > While it is possible that some level of cabosil or other ground silica > filler product may be added to the prepreg resin, I would be very, very > careful of going down that path. Once again, you do not get something for > nothing. Extensive qualification would be required for such a change. The > insulative, dielectric, thermal expansion (CTE), thermal radiation, and > many other properties would see a radical change if the laminate resin > properties changed. Issues such as the ability to be drilled, drill wear, > router wear, the ability for drilled holes to be plated through (bond > strength of plated copper to the hole wall, moisture absorption (or lack > thereof), glass transition (Tg) and damage point (Td) temperatures, > resistance to CAF formation, flux entrapment, thermal dissipation > properties, solder mask bonding, clad copper foil bonding strength, there > are so many that would need to be qualified and studied. Is there a > compelling reason you would want to do this? I'm not saying it is a bad > idea, I am just saying proceed with extreme caution. > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of > [log in to unmask] > Sent: Tuesday, February 28, 2017 8:07 AM > To: [log in to unmask] > Subject: [TN] LF Laminates, Resin Fillers > > Dell - Internal Use - Confidential > > Bhanu, > > Thank you for sharing..... I hope that other forum gurus will chime > in on my laminate resin inquiry. > > Victor, > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Bhanu Sood > Sent: Monday, February 27, 2017 1:57 PM > To: [log in to unmask] > Subject: Re: [TN] LF Laminates, Resin Fillers > > No. > For a resin matrix used in e-glass reinforced laminates (e.g. FR4), adding > spherical glass fillers creates too many opportunities for reliability and > quality issues. > > > On Mon, Feb 27, 2017 at 9:50 AM, <[log in to unmask]> wrote: > >> Fellow TechNetters: >> >> Can the laminate resin incorporate round/sphere glass media filler? >> >> Victor, >> > > > > -- > Bhanu Sood > Tel: (202) 468-8449 >