<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2900.2180" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Hi Terry,</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Welcome back!  :-)  I hope = the storm wasn't too awful!</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Actually aliphatic resin glues dry = *and* cure.  There is a cross-linking of the polyvinyl acetate (PVA) = during the drying/curing process.  This isn't true of all white and yellow = glues, of course -- mostly the water-resistant ones, as I understand it.  I = don't know what triggers this process or how it is catalyzed.  It might = be triggered through evaporation -- or possibly by exposure to oxygen or = carbon dioxide.  Dunno.  Anyway, it's a chemical = reaction.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Peace,</FONT></DIV> <DIV><FONT face=Arial size=2>Sarah</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=mfarrel2@tampabay.rr.com href="mailto:mfarrel2@tampabay.rr.com">Farrell</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, October 02, = 2004 6:40 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Epoxy</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>I think the more appropiate (or = common anyway) term for the chemical reaction that occurrs with = epoxy is "cure". But perhpaps that is antics with semantics. However, if I am = not mistaken, glue, such as yellow woodworking glue, does not "set" or = "cure" or "dry" by a chemical reaction, but rather simply the loss of water - it = truly "dries". That is indeed a chemical process, but not a chemical = reaction. Am I wrong?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Terry Farrell</FONT></DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=joegarrett@earthlink.net = href="mailto:joegarrett@earthlink.net">Joe Garrett</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, October 02, = 2004 11:44 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Epoxy</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>Mike said: "<FONT face="Times New = Roman" size=3>DAG when dry. "</FONT></FONT></DIV> <DIV> </DIV> <DIV><FONT face=Arial size=2>Mike and everyone else! Please = reset your thought patterns regarding Epoxy. The damned stuff does not "DRY" it = sets, (by chemical reaction). Glue "sets" by drying. (which is another = type of chemical reaction) The most problems, encountered, with Epoxy, is = thinking of it as if it were a Glue. It Ain't!!! Sheesh!</FONT></DIV> <DIV><FONT face=Arial size=2>End of Rant!</FONT></DIV> <DIV><FONT face=Arial size=2>Joe Garrett, R.P.T.<BR>Captain, = Tool Police<BR>Squares R = I</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>