Knowledge is power. Separating your finances is a very smart move.
If you haven't read it, I would encourage you to check out the sticky:
http://www.soberrecovery.com/forums/...-partners.html
I know you said you do not fear him, but from what you've posted he sounds dangerous. And many times, once the codependent starts changing the status quo, the alcoholic or addict can turn violent. He may not, but it wouldn't hurt to read about it and prepare just in case. Hopefully, you will just be more knowledgable and not have to use that knowledge.
Oh, there are other ones up there involving abuse, and some over in the stickies on F&F of Substance Abusers, too.
L