----- Original Message ----- From: "Robert Morrison" <rmorrison@...> To: <DigitalBlackandWhiteThePrint@yahoogroups.com> Sent: Tuesday, September 24, 2002 1:01 AM Subject: Re: [Digital BW] re coating > On 9/23/02 1:35 PM, "Bruce" <smthopr@...> wrote: > > has anyone tried using a silk screen squeegee, but without the screen? > > > > -Bruce > > > Doesn't work. Screens produce enormous shear resulting in a major foaming > problem with thin liquids. You have to use a thick body product or a lot of > antifoam to get rid of the foam...this requires formulating the likely > polymers for a method of application much different than what they were made > for...or risking the poor film qualities of polymers dosed with anti-foam. Correct, but depends on the speed of printing, the mesh and the number of prints. A squeegee on its own is unusable. Ernst
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Re: [Digital BW] re coating
2002-09-24 by Ernst Dinkla
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