Here is a free tool for copying animation from 3ds Max into After Effects via the clipboard, and the native AE clipboard data. You will be able to copy and paste keyframe data for position, rotation and scale onto any 3D object in AE.
Download Here: http://www.aarondabelow.com/v1/pages/maxscript/maxscript-afterFXtrans_exporte…
Or keep up to date Here: www.scriptspot.com/3ds-max/scripts/after-effects-transforms-exporter
This is a much updated version of the old position exporter from a while ago, and runs significantly faster as well as having extra data channels and a re-vamped UI for quicker use.
For information about using the state sets to get information between softwares, check out this link: http://tv.adobe.com/watch/interoperability/after-effects-and-3ds-max-mediasyn…
And let me know what you think!