When Was the Mould Invented?

The process of plastic injection molding dates back to 1872 when the first molding machine was invented and patented. Isaiah and John Hyatt were the inventors of this machine that was used to mold buttons, combs, and similar items. This marked the beginning of the plastics manufacturing industry.

When was plastic molding invented?

The development and emergence of plastic manufacturing

The history of plastic injection molding begins in 1868 when inventor John W. Hyatt patented the process of creating celluloid, a material originally intended to replace the ivory used in billiard balls.

Why was injection molding created?

Origins. In 1868, perhaps in response to a request by billiard ball maker Phelan and Collander, John Wesley Hyatt invented a way to make billiard balls by injecting celluloid into a mould.