If you want to know more about DuPont’s dubious history and lawsuits involving Teflon, Wikipedia isn’t the place to go (although some information is in the link above)
Doesn't your link point to Teflon? What is missing from the article?
Teflon is a brand and a history, so no there is not a page for Teflon. To suggest otherwise would be to suggest that to find GorE-Tex I’d have to know to look up: ePTFE