I found a adobe documentation that says that If you want to disable some toolbar buttons, you will have to use application-level Javascript. Looks like it is not possible from ADLC
Place the following Javascript code inside a .js file in
%ProgramFiles%\Adobe\Reader 9.0\Reader\JavaScripts
to disable the toolbar buttons:
// [File - Create Adobe PDF Using Acrobat.com], plus toolbar button
app.hideMenuItem("WebServices:CreatePDF");
app.hideToolbarButton("Weblink:CreatePDF");
// [File - Collaborate], plus toolbar button
app.hideMenuItem("Annots:FileCollaboration");
app.hideToolbarButton("Annots:CollabToolButton");
app.hideToolbarButton("CommentTask");
app.hideToolbarButton("SigTaskButton");
app.hideToolbarButton("SaveFileAs");
app.hideToolbarButton("Save");
Regards
Sandy