abstract:Charles Macintosh FRS (29 December 1766 – 25 July 1843) was a Scottish chemist and inventor of waterproof fabrics. The Mackintosh raincoat (the variant spelling is now standard) is named for him.
In the early 19th century the Scotsman CharlesMacintosh developed a process for making waterproof fabric by putting a layer of rubber between two layers of cloth.