The inventor of the adhesive used on one in every of 3M’s best-known merchandise, the Put up-it Word, has died, in keeping with the corporate and his printed obituary.
Spencer Silver was 80 and died Might 8 at his house, the household’s obituary mentioned.
Silver was working in an organization lab in 1968 when he found a novel adhesive components, in keeping with 3M.
The adhesive allowed notes to be simply hooked up to surfaces, eliminated and even reposted elsewhere with out leaving residue like different glues.
Silver regarded for a number of years for a sensible use for the adhesive, calling it a “answer ready for an issue to resolve”.
In 1974, his colleague Artwork Fry got here up with the concept of utilizing the adhesive to forestall paper bookmarks from falling out of his hymnal when he sang in church.
The product was initially known as the Press ‘n’ Peel memo pad in 1974, however it was not dropped at the market till 1977 and didn’t actually take off till 1980, when it was renamed the Put up-it Word.
It is now one of many top-selling objects in 3M’s shopper merchandise division.
Silver retired as a company scientist in 1996 and earned 37 patents throughout his time at 3M.
He additionally received a number of awards, together with the 1998 American Chemical Society Award for Artistic Invention, in keeping with the corporate.
Silver is survived by his spouse of 56 years, Linda, a daughter and two grandchildren.