What did Spencer Silver invent?
Spencer Ferguson Silver (born February 6, 1941) is a retired American chemist who specialized in adhesives. 3M credits him with devising the adhesive that Art Fry used to create Post-it Notes.
Why is Spencer Silver famous?
Silver is the inventor behind the reusability of the most widely used office supply product: Post-it Notes. In 1968, Silver was a senior scientist at 3M working to develop new classes of adhesives when he discovered an acrylic adhesive with unique properties.
What did Arthur Fry invent?
Бумага для заметок
Who invented sticky notes?
3M Артур Фрай
What problems did Spencer Silver solve?
In 1968, Spencer Silver was a senior scientist working to develop new classes of adhesives at 3M when he discovered an acrylic adhesive with unique properties. It was formed of tiny spheres that provided a pressure-sensitive adhesive with a high level of tack but a low degree of adhesion. 3 дня назад
What is Spencer Silver nationality?
Who did Spencer Silver marry?
Linda Anne Martin Silver
How old is Arthur Fry?
89 years (August 19, 1931)
When was the sticky note invented?
Who invented glue?
Harry Wesley Coover Jr.
Who invented paper?
How was the sticky note invented?
In 1968, Spencer Silver, a scientist at 3M’s headquarters in Maplewood, was working to create a strong adhesive. Accidentally, he developed a new material that was light enough to easily remove and peel apart. Silver felt that he had invented something unique and useful but struggled to find what that use could be.
Who invented school?
Why are sticky notes yellow?
The original notes ‘ yellow color was chosen by accident, as the lab next-door to the Post-It team had only yellow scrap paper to use. In 2003, the company came out with ” Post-it Brand Super Sticky Notes “, with a stronger glue that adheres better to vertical and non-smooth surfaces.
What are the different sizes of post it notes?
Post -it® Super Sticky Notes , Assorted Sizes , Miami Collection, 3 Pads/Pack, 45 Sheets/Pad. Pack includes 2 in x 2 in, 3 in x 3 in, 4 in x in and 4 in x 6 in notes , Miami Collection. Multiple sizes for short reminders, to do lists and projects. Post -it® Super Sticky Notes have 2X the sticking power.