October 24, 1911: Nathanial C Wyeth who patented the PET bottle in 1973 was born.
October 25, 2013: Celanese announces that the Ticona company name will be removed from its polymer products, such as Celcon brand acetal, and replaced with the Celanese company name. Ticona was formed in 1963 as a joint venture between Celanese Corporation of America and Hoechst AG.
October 27, 1938: DuPont officially unveils a new product called “Nylon” to the public.
October 30, 1956: Neal MacDonald Robert at DuPont is granted a patent for acetal homopolymer.