To load swatches from ASE file within Adobe Illustrator goto Window>Swatch Libraries>Other Library. Browse to the ASE file and click open. Alternatively, you can use the swatch libraries menu within the swatches panel and click on other library.
What is an ASE file?
ASE stands for Adobe Swatch Exchange. It is a file format used to used to share swatches within Adobe products. You can read more about it on kuler help at http://kuler.adobe.com/links/kuler_help.html#Colors.