Electronics Forum | Wed Feb 18 22:18:26 EST 2009 | davef
"acrylic adhesive" "high temperature" tape
Electronics Forum | Fri Feb 26 10:42:56 EST 2010 | mleber
Your masking dots are a silicone adhesive. Contact the supplier and tell them you need an acrylic adhesive on the same dots. Normally same cost and lead time.
Electronics Forum | Thu Feb 16 21:22:12 EST 2006 | davef
It is quite common for this to be done with an activator cured acrylic adhesive (eg, Dymax, Loctite, Permabond). This method took over from mechanical clips and epoxy some years ago because using: * Mechanical clips changes the magnetic circuit. * Ep
Electronics Forum | Tue Feb 17 22:49:14 EST 2009 | davef
Try: acrylic adhesive Klapton tape [google for a source] It too is more expensive than the silicone adhesive tape. So, your buyer will keep trying to sneak the cheapo stuff in on you. We had to write a procurement specification and they still wont q
Electronics Forum | Sat Nov 14 08:58:38 EST 1998 | Earl Moon
| I keep hearing about polyimide stencils, but what are they like in terms of registration and aperture accuracy? | You are hearing about polyimide as in polyimide film as Kapton (TM Dupont). This material is the stuff of flex and rigid/flex circuit
Electronics Forum | Tue Nov 20 20:26:54 EST 2007 | davef
Peter: The above link to the the picture of the assembly is broken. Comments are: * Yes, RTV is completely useless for applications like you describe. Epoxy is a much better choice. * Dave G, in an archived thread on SMTnet, talks about using 3M Jet
Electronics Forum | Mon Mar 21 09:18:02 EST 2005 | sforman1
As a manufacturer of acrylic and epoxy UV cure coatings and adhesives, MicroCoat Technologies reccommends Precision Valve and Automation in Halfmoon, NY
Electronics Forum | Thu Mar 05 22:08:14 EST 2009 | mleber
The dewetting is caused by using a silcone based adhesive. Select a tape that is acrylic based. Tapes are a high esd generator. Always use an ionizer.
Electronics Forum | Thu Apr 22 15:27:44 EDT 1999 | Hugh M
| | I keep hearing about polyimide stencils, but what are they like in terms of registration and aperture accuracy? | | | You are hearing about polyimide as in polyimide film as Kapton (TM Dupont). This material is the stuff of flex and rigid/flex c
Electronics Forum | Tue Jun 02 17:36:43 EDT 1998 | Chris Fontaine
| | We have experienced poor adhesion of acrylic conformal coating to plastic bodied IC�s. The observed symptoms of this are a blistering or lifting of the coating at the surface of the component, although peel testing has revealed that this is not
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