Short History of Paint ...
1924 - titanium dioxide introduced and phenolic resins commercially available
1927 - alkyd resins commercially available
1929 - urea-formaldehyde resin
1930 - chlorinated rubber first produced
1933 - vinyl-copolymers resins introduced
1934 - oil-based emulsion paints put on market
1939 - melamine-formaldehyde resins, ethylcellulose and polyurethane resins introduced