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Scotchgard is a 3M brand of products, a stain repellent and durable water repellent applied to fabrics, upholstery, and carpets to protect them from stains. Scotchgard products typically rely on organofluorine chemicals as the main active ingredient along with petroleum distillate solvents.
With Samuel Smith, Sherman co-invented Scotchgard, which soon become one of the most famous and widely used stain repellent and soil removal products in North America. The invention of Scotchgard was sparked by an accident. Sherman and coworkers were initially assigned to develop a rubber that could be used for jet fuel hoses. [2]
They include brand names Teflon, Stainmaster and Scotchgard, according to the complaint. PFAS chemicals are used in cookware, stain-resistant carpets, water-repellent clothes, multiple cleaning ...
PFOS was the key ingredient in Scotchgard, a fabric protector made by 3M, and related stain repellents. The acronym "PFOS" refers to the parent sulfonic acid and to various salts of perfluorooctanesulfonate. These are all colorless or white, water-soluble solids.
PFOSA, a persistent organic pollutant, was an ingredient in 3M's former Scotchgard formulation [1] [2] from 1956 until 2003, and the compound was used to repel grease and water in food packaging [3] along with other consumer applications. [4] It breaks down to form perfluorooctane sulfonate (PFOS). [5]
2017 PFAS are on the Government of Canada's 2019 chart of substances prohibited by the Canadian Environmental Protection Act, 1999 (CEPA) and by the Prohibition of Certain Toxic Substances Regulations, 2012. These substances are under these regulations because they are "among the most harmful" and "have been declared toxic to the environment ...