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Patsy Sherman was an American chemist who co-invented Scotchgard, a widely used fluorochemical stain and water repellent, while working at the 3M company in the 1950s alongside Samuel Smith. The invention occurred serendipitously in 1952 after a lab accident involving a spilled rubber chemical that...
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Patsy O'Connell Sherman was an American chemist and inventor who worked for 3M. While investigating fluorochemical compounds in the 1950s, she and Samuel Smith discovered a treatment that could repel stains and oil from fabrics and other materials. Their work led to Scotchgard, a widely known 3M pro...
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