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Teflon

Teflon is the brand name of Polytetrafluoroethylene (PTFE). It is a polymer best known for its slick properties and tolerance to extreme temperatures. It is used to line kitchen pots and pans to keep food from sticking to the surface. There are also other uses, such as coating some types of ammunition or preventing corrosion on some metals.

439 Questions

Is teflon non-reactive?

No, Teflon can be reactive. As a matter of fact, we have to be careful about non-stick instruments for cooking.

At high temperatures cookware coated with Teflon and other non-stick surfaces can break apart and emits toxic particles and gases. The fumes can sick people, but pet birds are even more sensitive. In cases of "Teflon toxicosis," as the bird poisonings are called, the lungs of exposed birds hemorrhage and fill with blood, leading to suffocation. DuPont studies show that the fumes can also sicken people, a condition called "polymer fume fever." The government has not assessed human health risks or the incidence of polymer fume fever from kitchen exposures to these particles and gases when pans are overheated.

Non-stick coatings can contain residues of PFOA (perfluorooctanoate), a chemical used to make Teflon and a breakdown product of stain- and grease-proof coatings on carpet, clothing and food packaging. PFOA is found in the bodies of nearly all Americans. It is a likely human carcinogen; it also has a variety of metabolic developmental, reproductive, endocrine, and neurobiological health effects. Many manufacturers of non-stick cookware have committed to eliminating PFOA residues from non-stick coatings. Available data suggest that non-stick pans are not a major source of PFOA in people's bodies. These exposures are more likely to come from stain- and grease-proof coatings on furniture, clothing, and food packaging.

Studies also show that most of the potential health risks from non-stick pans, such as polymer fume fever, come not from PFOA but from other particles and fumes that can come off the pan when it is overheated. While EWG continues to track the changes in manufacturing practices for non-stick cookware, we highly recommend stainless steel and cast iron as great alternatives to non-stick cooking surface.

source: http://www.ewg.org/EWGFAQ#

What is the repeating structure of teflon?

The repeating structure of Teflon consists of a chain of carbon atoms surrounded by fluorine atoms. This creates a strong and stable polymer with a very low coefficient of friction, making Teflon an excellent non-stick material.

Telfon is a man made substance what is so special about it?

Teflon is special because it has a high heat resistance, does not react with other chemicals, is nonstick, and has a low friction coefficient. It is commonly used in cookware and industrial applications due to these unique properties.

What is special about Teflon?

- Teflon is very resistant to other chemicals

- Teflon is a good electrical insulator

- Teflon is thermo-resistant

- Teflon has a very low coefficient of friction

- Teflon is a non-stick material used for coatings

- Teflon is a thermoplastic material

Is Teflon Hazardous Material?

Teflon itself is not considered a hazardous material. However, when heated to very high temperatures, Teflon can release toxic fumes that can be harmful if inhaled. It is important to follow safety guidelines when using Teflon-coated products to avoid overheating and potential health risks.

How long does it take for teflon joint compound to dry?

Teflon joint compound typically dries within 1-2 hours. It is important to follow the manufacturer's instructions for best results.

Is teflon fire retardant?

Teflon itself is not fire retardant, but it has a high resistance to heat and does not easily catch fire. However, when Teflon is exposed to high heat or flames, it can release toxic gases, so it is important to use Teflon products in a safe manner to prevent fires.

What is the mechanism of Teflon formation by using tetraflouroethylene monomer?

Teflon formation involves the polymerization of tetrafluoroethylene monomer, which consists of repeating units of CF2. This polymerization process occurs through a free-radical mechanism, where the monomers are activated by initiators to form reactive species that then combine to form the long chains of Teflon polymer. The resulting polymer has strong carbon-fluorine bonds, giving Teflon its non-stick and heat-resistant properties.

Can Teflon cause cancer?

YES it can, do not buy Jamie Olivers products, it is him who has done this to society!

What is he thinking about with his school dinners? All these kids dying at the age of 25, it is because of this vulgar man!

VOTE Chuck Norris!!!!!

How was teflon discovered?

Teflon was discovered accidentally by chemist Dr. Roy Plunkett in 1938 while he was researching new refrigerants. He found a white waxy substance that was durable, non-reactive, and had a low friction coefficient, which led to the development of Teflon as a non-stick coating.

What chemicals are used to make Teflon?

Teflon is made from a chemical called polytetrafluoroethylene (PTFE). It is a synthetic fluoropolymer that is resistant to heat and chemicals, making it a popular choice for non-stick coatings.

Does teflon coating on pans when ingested cause cancer?

While nonstick cookware with Teflon coating is safe for normal use at typical cooking temperatures, it can release harmful fumes if overheated. Ingesting small flakes of Teflon or particles that have peeled off is not considered a significant health risk for cancer. However, it is best to avoid using pans with severely damaged Teflon coating.

Is there really such thing as teflon underwear?

No, there is no such thing as Teflon underwear. Teflon is a type of non-stick coating typically used in cookware and industrial applications. Underwear is not made with Teflon because it would not serve a practical purpose for that type of clothing.

What is the melting point of teflon tape?

The melting point of Teflon tape is typically around 327 degrees Celsius (620 degrees Fahrenheit). It is important to use the tape within its designated temperature range to prevent it from melting or losing its effectiveness.

What chemical equation represents a formation of Teflon polymer from two monomers units?

The formation of Teflon polymer from two monomer units, tetrafluoroethylene, can be represented by the following chemical equation: nCF2=CF2 --> [(CF2-CF2)n]

where n represents the number of repeating units in the polymer chain.

Can THF dissolve Teflon?

No, Teflon or polymerized tetrafluoroethylene is very very inert and in fact has to be apply by molding the shape you want out of powder much like sintering in metallurgy or forcing it into a porous surface.

What does Teflon do on fabric?

Teflon is a coating applied to fabric to make it water and stain resistant. It forms a protective barrier on the fabric that repels liquid and prevents it from being absorbed, making the fabric easier to clean and maintain.

What is the scientific name for TEFLON?

The first, and likely the most common, of Teflon brand non-stick coatings is polytetrafluoroethylene (PTFE), which is a a synthetic fluoropolymer of tetrafluoroethylene.

Some other Teflon brand coatings and their scientific names:

  • Teflon ETFE - Ethylene and Tetrafluoroethylene (copolymer)
  • Teflon FEP - fluorinated ethylene propylene (another copolymer)
  • Teflon PFA - Perfluoroalkoxy

Where did teflon come from?

Teflon was first discovered by a chemist named Roy Plunkett in 1938 while working for DuPont. He accidentally discovered the polymer polytetrafluoroethylene (PTFE) while conducting experiments with refrigerants. The material's non-stick properties led to its commercial use in various applications, such as cookware.

Is Teflon dangerous?

Teflon itself is considered safe for normal use in cooking utensils. However, at very high temperatures (above 500°F or 260°C), Teflon coatings can release toxic fumes that may pose health risks. It is important to follow manufacturer guidelines and avoid overheating Teflon-coated cookware.

What are some risk on teflon?

Exposure to overheated Teflon coatings can release toxic fumes that may cause flu-like symptoms known as "polymer fume fever." Also, if Teflon pans are scratched or damaged, the coating can flake off into food, potentially leading to ingestion of harmful chemicals. Furthermore, long-term exposure to perfluorooctanoic acid (PFOA), used in the production of Teflon, has been linked to health issues like cancer and reproductive problems.

Which French chemist discovered element teflon?

French chemist Henri Moissan is credited with the discovery of the element fluorine, not Teflon (which is a trademarked name referring to a synthetic polymer called polytetrafluoroethylene). Teflon was discovered by Roy Plunkett, an American chemist, while working for DuPont in 1938.

Is teflon a mineral?

No. Teflon® is a trademark name for DuPont's line of synthesized (read: man-made) non-stick coatings based on a set of fluorocarbon resins.

Minerals are naturally-occurring, typically inorganic (non-carbon based) compounds with a crystalline structure. They can be composed of one or more elements (gold vs. quartz, for example).

What is density of teflon?

Density of POLYTETRAFLUOROETHYLENE (TEFLON):

The density of Teflon is 2200 kg/m3.

What is the word equation for Teflon?

The word equation for Teflon is polytetrafluoroethylene, which is a type of synthetic polymer that is used in various applications due to its chemical resistance and non-stick properties.