Full Idea
Intentionalism (the doctrine that all mental states are intentional) need not be the thesis that all mental states are propositional attitudes.
Clarification
Propositional attitudes are attitudes to proposiions, like believing or hoping it is raining
Gist of Idea
Intentionalism does not require that all mental states be propositional attitudes
Source
Tim Crane (Elements of Mind [2001], 3.22)
Book Reference
Crane,Tim: 'Elements of Mind' [OUP 2001], p.74
A Reaction
This points to the requirement for an intentionalist to prove that so-called 'qualia' states are essentially intentional, which is not implausible.