Science and Technology Scientists Inventors

Spencer Silver (1941–2021), co-inventor of Post-it Notes

Reading now: 571
legacy.com

Spencer Silver was a chemist who invented the adhesive used in Post-it Notes.Silver worked at 3M for 30 years, from 1966 until his retirement in 1996, but it was early in his career there that he developed his most memorable invention.

In 1968, Silver was working to create a powerful adhesive to be used in building airplanes. What he came up with wasn’t strong enough for that – but it had interesting properties.

It stuck well to surfaces but could easily be peeled off and repositioned. 3M patented the adhesive and marketed it as a spray, but it wasn’t until several years later that Silver’s adhesive found its true purpose.3M chemical engineer Art Fry learned of Silver’s adhesive in 1974, and he immediately had an idea for its use.

Read more on legacy.com
The website celebsbar.com is an aggregator of news from open sources. The source is indicated at the beginning and at the end of the announcement. You can send a complaint on the news if you find it unreliable.

Related News

DMCA