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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