Spencer Silver, an Inventor of Post-it Notes, Is Dead at 80

He created the adhesive that lets the small, square notes stick to surfaces. They became one of the most ubiquitous office products ever conceived.


By Richard Sandomir

Spencer Silver, a research chemist at 3M who inadvertently created the not-too-sticky adhesive that allows Post-it Notes to be removed from surfaces as easily as they adhere to them, died on Saturday at his home in St. Paul, Minn. He was 80.

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