Polytetrafluoroethylene – lock picking tools – automotive lockout tools Manufacturer

History PTFE was accidentally invented by Roy Plunkett of Kinetic Chemicals in 1938. While Plunkett was attempting to make a new CFC refrigerant, the perfluorethylene polymerized in its pressurized storage container, with the iron from the inside of the container acting as a catalyst. Kinetic Chemicals patented it in 1941 and registered the Teflon trademark in 1945. By 1950, DuPont had acquired interest in Kinetic Chemicals and was producing over a million pounds (450 tons) of Teflon per year in Parkersburg, West Virginia. In 1954, French engineer Marc Grgoire created the first pan coated with Teflon non-stick resin under the brand name of Tefal after his wife urged him to try the material he had been using on fishing tackle on her cooking pans. In the United States, Kansas City, Missouri resident Marion A. Trozzolo, who had been using the substance on scientific utensils, marketed the first US-made Teflon coated frying pan, “The Happy Pan,” in 1961. An early advanced use was in the Manhattan Project as a material to coat valves and seals in the pipes holding highly reactive uranium hexafluoride in the vast uranium enrichment plant at Oak Ridge, Tennessee, when it was known as K-25. Properties PTFE is often used to coat non-stick frying pans as it is hydrophobic and possesses fairly high heat resistance. PTFE is a white solid at room temperature, with a density of about 2.2 g/cm3. According to DuPont its melting point is 327C (621F), but its properties degrade above 260C (500F). PTFE gains its properties from the aggregate effect of carbon-fluorine bonds, as do all fluorocarbons. The coefficient of friction of plastics is usually measured against polished steel. PTFE’s coefficient of friction is 0.1 or less, which is the second lowest of any known solid material (diamond-like carbon being the first). PTFE’s resistance to van der Waals forces means that it is the only known surface to which a gecko cannot stick. PTFE has excellent dielectric properties. This is especially true at high radio frequencies, making it suitable for use as an insulator in cables and connector assemblies and as a material for printed circuit boards used at microwave frequencies. Combined with its high melting temperature, this makes it the material of choice as a high-performance substitute for the weaker and lower melting point polyethylene that is commonly used in low-cost applications. Its extremely high bulk resistivity makes it an ideal material for fabricating long life electrets, useful devices that are the electrostatic analogues of magnets. Because of its chemical inertness, PTFE cannot be cross-linked like an elastomer. Therefore it has no “memory,” and is subject to creep, also known as “cold flow” and “compression set”. A little bit of creep allows PTFE seals to conform to mating surfaces better than most other plastic seals. Too much creep, however, and the seal can be compromised. Compounding fillers control unwanted creep and improve wear, friction, and other properties. Sometimes metal springs apply continuous force to PTFE seals to give good contact, while permitting some creep. Due to its low friction, it is used for applications where sliding action of parts is needed: plain bearings, gears, slide plates, etc. In these applications it performs significantly better than nylon and acetal; it is comparable to ultra high-molecular weight polyethylene (UHMWPE), although UHMWPE is more resistant to wear than Teflon. For these applications, versions of Teflon with mineral oil or molybdenum disulfide embedded as additional lubricants in its matrix are being manufactured. Property Value Density 2200kg/m3 Melting point 327 C Young’s modulus 0.5 GPa Yield strength 23 MPa Coefficient of friction 0.05-0.10 Dielectric constant =2.1,tan()3.0.CO;2-8. ^ Teflon (PTFE) Thermal Decomposition Products. Fluoride Action Network Pesticide Project. ^ a b Teflon offgas studies

Environmental Working Group ^ Zapp JA, Limperos G, Brinker KC (1955-04-26). “Toxicity of pyrolysis products of ‘Teflon’ tetrafluoroethylene resin”. Proceedings of the American Industrial Hygiene Association Annual Meeting. ^ Can Nonstick Make You Sick? ABC News ^ a b DuPont, Key Questions About Teflon, accessed on 3 December 2007. ^ Dale Blumenthal. “Is That Newfangled Cookware Safe?”. Food and Drug Administration. http://www.fda.gov/bbs/topics/CONSUMER/CON00036.html. Retrieved 2006-05-20. ^ http://www.bafu.admin.ch/publikationen/publikation/01066/index.html?lang=en&downloadshop=NHzLpZig7t,lnp6I0NTU042l2Z6ln1ad1IZn4Z2qZpnO2Yuq2Z6gpJCDdIN,f2ym162dpYbUzd,Gpd6emK2Oz9aGodetmqaN19XI2IdvoaCVZ,s-.pdf, pages 4041 ^ Sandy, Martha. “Petition for Expedited CIC Consideration of Perfluorooctanic Acid (PFOA)”. The State of California, Office of Environmental Health Hazard Assessment, Cancer Toxicology and Epidemiology Section, Reproductive and Cancer Hazard Assessment Branch. http://www.oehha.ca.gov/Prop65/public_meetings/pdf/PFOACIC%20Slides121206.pdf. Retrieved 2008-09-27. ^ Lau C, Anitole K, Hodes C, Lai D, Pfahles-Hutchens A, Seed J (October 2007). “Perfluoroalkyl acids: a review of monitoring and toxicological findings”. Toxicol. Sci. 99 (2): 36694. doi:10.1093/toxsci/kfm128. PMID 17519394. http://toxsci.oxfordjournals.org/cgi/reprint/99/2/366.pdf. ^ a b c “PFOA in Norway TA-2354/2007”. Norwegian Pollution Control Authority. 2007. p. 18. http://www.sft.no/publikasjoner/2354/ta2354.pdf. Retrieved 29 August 2009. ^ a b c Guo Z, Liu X, Krebs KA (March 2009). “Perfluorocarboxylic Acid Content in 116 Articles of Commerce” (PDF). USEPA. p. 40. http://www.epa.gov/nrmrl/pubs/600r09033/600r09033.pdf. ^ Begley TH, White K, Honigfort P, Twaroski ML, Neches R, Walker RA (October 2005). “Perfluorochemicals: potential sources of and migration from food packaging”. Food Addit. Contam. 22 (10): 102331. doi:10.1080/02652030500183474. PMID 16227186. ^ Powley CR, Michalczyk MJ, Kaiser MA, Buxton LW (September 2005). “Determination of perfluorooctanoic acid (PFOA) extractable from the surface of commercial cookware under simulated cooking conditions by LC/MS/MS”. Analyst 130 (9): 1299302. doi:10.1039/b505377c. PMID 16096677. ^ “Teflon firm faces fresh lawsuit”. BBC News. 19 July 2005. http://news.bbc.co.uk/2/hi/business/4697939.stm. Retrieved 24 January 2009. ^ “About Teflon”. DuPont. http://web.archive.org/web/20080229143203/http://www2.dupont.com/PFOA/en_US/about_teflon/. Retrieved 2010-02-09. ^ Houde M, Martin JW, Letcher RJ, Solomon KR, Muir DC (June 2006). “Biological monitoring of polyfluoroalkyl substances: A review”. Environ. Sci. Technol. 40 (11): 346373. doi:10.1021/es052580b. PMID 16786681. Supporting Information (PDF). ^ Trudel D, Horowitz L, Wormuth M, Scheringer M, Cousins IT, Hungerbhler K (April 2008). “Estimating consumer exposure to PFOS and PFOA”. Risk Anal. 28 (2): 25169. doi:10.1111/j.1539-6924.2008.01017.x. PMID 18419647. ^ “Nonstick pans: Nonstick coating risks”. Consumer Reports. http://www.consumerreports.org/cro/home-garden/kitchen/cookware-bakeware-cutlery/nonstick-pans-6-07/overview/0607_pans_ov_1.htm. Retrieved 4 July 2009. ^ http://www.rsc.org/chemistryworld/Issues/2005/September/Cooking.asp ^ Ellis DA, Mabury SA, Martin JW, Muir DC (July 2001). “Thermolysis of fluoropolymers as a potential source of halogenated organic acids in the environment”. Nature 412 (6844): 3214. doi:10.1038/35085548. PMID 11460160. ^ Ellis DA, Martin JW, Muir DC, Mabury SA (June 2003). “The use of 19F NMR and mass spectrometry for the elucidation of novel fluorinated acids and atmospheric fluoroacid precursors evolved in the thermolysis of fluoropolymers”. Analyst 128 (6): 75664. doi:10.1039/b212658c. PMID 12866900. ^ Juliet Eilperin (2006-01-26). “Harmful PTFE chemical to be eliminated by 2015”. Washington Post. http://www.washingtonpost.com/wp-dyn/content/article/2006/01/25/AR2006012502041.html. Retrieved 2006-09-10. ^ Michael McCoy (November 2008). “Dyneon Phasing Out Perfluorooctanoate”. Chemical & Engineering News 86 (46): 26. http://pubs.acs.org/isubscribe/journals/cen/86/i46/html/8646busc7.html. ^ “Learn More About DuPont Teflon”. DuPont. http://www2.dupont.com/Teflon/en_US/keyword/pfoa.html?src=search_us_pfoa. Retrieved 16 May 2009. ^ “Failure to Report Chemical Risks Can Result in Major Fines, EPA Office of Civil Enforcement”. Environmental Protection Agency. 2008-08. http://www.epa.gov/compliance/resources/newsletters/civil/enfalert/8e-tsca-0807.pdf. Retrieved 2009-01-19. ^ FEP Detailed Properties Parker-TexLoc, 13 April 2006. Retrieved 10 September 2006. References Ellis, D.A.; Mabury, S.A.; Martin, J.W.; Muir, D.C.G. (2001). “Thermolysis of fluoropolymers as a potential source of halogenated organic acids in the environment”. Nature 412 (6844): 321324. doi:10.1038/35085548. External links EPA: Compound in Teflon may cause cancer , Tom Costello, NBC News, June 29, 2005 DuPont (2005). Teflon News and Information. Retrieved 7 October 2005. Plasma Processes and Adhesive Bonding of Polytetrafluoroethylene vde Health issues of plastics and Polyhalogenated compounds (PHC)’s Plasticizers: Phthalates DIBP DBP BBP (BBzP) DIHP DEHP (DOP) DIDP DINP Other plasticizers Organophosphates Adipates (DEHA DOA) Monomers Bisphenol A (BPA, in Polycarbonates) Vinyl chloride (in PVC) Other additives incl. PHC’s PBDEs PCBs Organotins PFCs Health issues Teratogen Carcinogen Endocrine disruptor Diabetes Obesity Miscellaneous PVC Plastic recycling Plastic bottle Vinyl chloride Dioxins Polystyrene Styrofoam PTFE (Teflon) California Proposition 65 List of environmental health hazards Persistent organic pollutant European REACH regulation Japan Toxic Substances Law Toxic Substances Control Act vde E.I. du Pont de Nemours and Company (DuPont) Corporate directors Samuel Bodman Richard H. Brown Robert A. Brown Bertrand P. Collomb Curtis J. Crawford Alexander M. Cutler There du Pont John T. Dillon Marillyn Hewson Lois Juliber Ellen J. Kullman William K. Reilly Products Corian FE-13 Hypalon Kalrez Kapton Kevlar Mylar Neoprene Nomex Nylon Sorona Teflon Tyvek Zodiaq Zytel Subsidiaries and joint ventures Pioneer Hi-Bred Solae DuPont Danisco Divisions and facilities DuPont Building DuPont Central Research DuPont Experimental Station Notable people Eleuthre Irne du Pont Alfred I. du Pont Eugene du Pont Francis Gurney du Pont Francis Irne du Pont Lammot du Pont Pierre S. du Pont Norman Borlaug Donaldson Brown Wallace Carothers Uma Chowdhry Thomas M. Connelly Linda Fisher Richard Goodmanson Charles O. Holliday Steven Ittel Stephanie Kwolek Rudolph Pariser George Parshall Roy J. Plunkett John J. Raskob Irving S. Shapiro Joseph Shivers Richard R. Schrock Howard Ensign Simmons, Jr. Charles Stine Nathaniel C. Wyeth History Hagley Museum and Library Eleutherian Mills E. I du Pont de Nemours Company Hercules Powder Company Atlas Chemical Industries B Reactor (Manhattan Project) Remington Arms Savannah River Site Kinetic Chemicals Conoco Inc. Consolidation Coal Company Annual revenue: $27.3 billion USD (1.3% FY 2004) Employees: 60,000 Stock symbol: Preferred stock: NYSE:DDPRA, NYSE:DDPRB Common stock: NYSE:DD Website: www.dupont.com vde Plastics Polyacrylic acid (PAA) Cross-linked polyethylene (PEX or XLPE) Polyethylene (PE) Polyethylene terephthalate (PET or PETE) Polyphenyl ether (PPE) Polyvinyl chloride (PVC) Polyvinylidene chloride (PVDC) Polylactic acid (PLA) Polypropylene (PP) Polybutylene (PB) Polybutylene terephthalate (PBT) Polyamide (PA) Polyimide (PI) Polycarbonate (PC) Polytetrafluoroethylene (PTFE) Polystyrene (PS) Polyurethane (PU) Polyester (PEs) Acrylonitrile butadiene styrene (ABS) Poly(methyl methacrylate) (PMMA) Polyoxymethylene (POM) Polysulfone (PES) Styrene-acrylonitrile (SAN) Ethylene vinyl acetate (EVA) Styrene maleic anhydride (SMA) Categories: Fluorocarbons ns

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Safe Lighting Through Automotive Led Lights

One of the best lighting sources that are highly efficient in saving energy is the Led Lights that have gained high popularity worldwide. One of the important categories of these lights are the Automotive LED Lights, which are bright and clear, crisp, sharp, and provide style to a vehicle that proves to be an perfect choice for automotive lighting. The lights are used in the brake lights that prove much effective than the incandescent light bulbs. The immense power and capability of the automotive lights are highly used in large vehicles like trailers and trucks along with other small vehicles like bicycles, motorcycles, and cars.

There are innumerable features of using the LED lights that originated in the electronic industry and used as indication lights on products such as TV’s, telephones, stereos, and calculators. However, their growing popularity made the LED Lighting Products suitable for use in office, commercial and industrial environments and garden. The lights require less replacement costs and lower maintenance and their long globe life contribute to less waste, which in turn saves on vehicle fuel and emissions. These lights are much safer as they are non-toxic and generate less heat than other lamps along with higher vibrations and shock resistant. The LED lights are versatile in nature as they are available in many options like colours, shapes, and sizes.

The LED technology has brought many positive changes in the lighting solutions globally and many LED Manufacturers are switching to this best alternative source of energy. Before purchasing the lights, it is necessary to check on their reliability and the product quality. The top quality manufacturer will provide you with the end solutions, and replacement of parts and components and should provide the catalogue with various product features and their prices. Many products are discounted to wholesale prices and equipment enhancement process is provided along with it.

The superior features of the LED lights prove ideal for use as the home led light bulbs that are used at homes in various places like bedrooms, kitchens, living rooms, study rooms, bathrooms, and in different parts of the house. Automotive LED lights never emit much heat or any other harmful ray and are waterproof that saves these lights from damages during rain or fog. Being small in size, environment friendly, easy to install and exceptionally long lasing, make the lights appropriate for vehicles during worst weather conditions and are suitable for night travels.

Road Trip Preparation Prevent Unexpected Automotive Repair

If you are preparing for a day-trip or an extended vacation to unwind, having a “pre-trip” automotive service will ease your mind and possibly prevent an unexpected automotive repair that leaves you stranded out in the cold. Here is a simple check list to include in an automotive service to get you off to a great start:

* Vehicle Loading & Tire Inspection

Virtually all late model motor vehicles are equipped with a sticker located on the driver’s door or pillar. That sticker determines maximum vehicle capacity, which means the weight of the vehicle along with the combined weight of passengers and cargo. Don’t exceed the recommended load capacity. On the same sticker is also a tire pressure chart. Be sure to check all tires and make certain they are inflated properly. Tire tread depth should also be inspected. If tires are worn to a point where less than 2/32-inch of the tread remains, or if the cord or fabric is showing, it’s time to replace the tires.
* Lights & Horn

Inspect all exterior and interior light/lamp functions. If any bulbs are burned out, and if you are uncomfortable with replacing it yourself, take your vehicle to your automotive service center and have it taken care of. You will want to make sure the horn works properly.
* Windshield Wipers

Test the wiper operation of your vehicle. You will also want to check the wear of the wiper blades. If they are streaking, or squeaking, they probably need to be changed to make sure you have clear visibility in the elements.
* Parking Brake

Test the parking brake with the engine running, transmission in drive and your foot on the brake. With the parking brake engaged slowly release the foot brake. If your vehicle moves forward, then the parking brake is not adequate. To ensure your safety, don’t forget to have it checked as part of the automotive service.
* Spare Tire

Spare tires can lose pressure over time. It’s a good idea to not only check the pressure of the spare, you should also insure it isn’t damaged, as well as checking the tread wear and overall condition.
* Car Jack & Tools

Check the truck to make sure you have the appropriate tools and car jack (and that they are in good working order) for changing flats, etc.

If you have completed the above check-list and had a complete automotive service, make sure you have taken care of any deficient or broken items. Although you can never guarantee that something unforeseen may happen, you will at least be prepared for the unexpected.

Need quality automotive service? Contact our ASE Certified Technicians at Clausen Automotive by calling (608) 221-8321 or go on-line at http://clausenautomotive.com for more information. Since 1975, our family-owned automotive repair shop has proudly served vehicle owners in Madison, WI, and surrounding communities.

Automotive Flags Are Excellent To Use For Promoting

If you own a car lot, and are trying to find a way to catch the eye of potential clients, and effectively advertise your company, consider using an automotive flag to do so. The decorative designs of flags will help increase revenue for your business. Designs are available for car dealership logos, license plate inserts, checker flags, message flags, and anything else your auto marketing campaign may require. If you are thinking about using these flags to advertise your business, look at the benefits of designing and ordering custom flags.

Flags work around the clock. The flags will promote your business day and night, and through all types of weather conditions. Customers do not need to have to enter your building to be mindful of what your business offers. Flags will constantly help to promote your company or service to allure prospective clients well after business hours. If your car dealership sells a specific type of car, you might choose to buy nylon flags with the emblem of the car manufacturer, in order to let customers recognize which cars are available on your lot. Place both foreign and domestic manufacturer logos on the flag to entice customers to your car lot.

In case you are organizing a special event or car sale, then flags are the perfect way to promote it. You can opt to custom order your flags to incorporate various logos, slogans or words for the best way to advertise. Clients can see the different announcements on the flags as they move pass them. Several flags are pre-printed, and can be easily ordered and shipped. Even if someone is driving by your car dealership, they will easily see the promotions at your dealership which may entice them to stop and take a peek at your inventory.

Flags are an easy way to catch the eye of your buyers. If you are searching for something with a bit more effect, so that your customers will notice your business easily, think about using flags with vibrant designs and radiant colors. This is also a terrific way to advertise a sale or discount that you’re offering. If you choose huge words against energetic, contrasting colors, it will draw in customers to focus on the message you want to convey to them. These are called POW flags, and therefore are a wonderful way to attract attention directly to your business.

No matter what type of car you sell, utilizing an automotive flags along with your dealership name and logo helps to advertise your business. Also, be sure you print the names of the cars on your flags, along with your company name. Custom flags that are printed with your business, car manufacturer or logo on them will definitely help to attract new customers.

Bear in mind, that in some cases less is more when promoting. The bigger your lot, the greater amount of flags you should order to place around your business. But dont add too many flags in the same area, at the risk of having things overall look confusing and too busy. Sometimes incorporating a simple message on a flag can be the most productive way to market.

If you’re an owner of a car dealership, and you need to attract more customers, the most effective, and efficient way to draw in the interest of potential customers is by utilizing flags as a advertising tool.

Tpms Automotive Specialty Tool

Cars right now are advanced, their computer systems can inform us when the tire pressure is low, some give us the precise tire pressure reading. But what about when the low tire pressure warning light stays on after a tire has been repaired or replaced? Tire and auto repair shops nowadays should have the proper auto specialty tool to handle this. Picking a TPMS (Tire Pressure Monitoring Program) tool that can reset the warning light on most makes of autos is needed, since most shops work on far more than one sort of automobile.

Direct or Indirect TPM systems are utilised on cars today. Direct tire pressure monitoring systems have sensors that can measure the exact tire pressure in every tire (like the spare on some models). The tire pressure sensors are either mounted by a steel band or built into the valve stem. These variety sensors have a battery that may fail over time like any other battery. The sensors are not serviceable, so when the battery fails the unit is replaced. Caution must be taken when altering tires with all the direct variety TPM sensors, they can be damaged inadvertently when breaking the bead of the tire when utilizing the tire machine. Consumers should also be conscious that “fix a flat” or any similar tire sealer can harm the sensors.

Indirect TPM systems do not have tire pressure sensors on every wheel, they use the vehicle’s ABS (Anti Lock Brake) wheel speed sensors to calculate the speed of every tire. The notion is the fact that equally inflated tires will travel at the same speed. The personal computer detects the slight distinction in speed of the below inflated tire and turns the warning on.

OTC may be the primary OE (original gear) tool manufacturer, therefore OTC makes most of the automobile dealer manufacturer particular important (needed by the manufacturer) TPM diagnostic/reset tools GM’s OTC TPM reset tool number is J-46079 (Kent Moore), Ford’s car specialty tool number for resetting the TPM warning light is Rotunda 204-363 ( Rotunda TKIT-20006V4-FLM). OTC owns both Kent Moore and Rotunda together with other manufacturer specific car specialty tool manufactures. The issue for the typical auto repair shop is the fact that it’s not feasible to personal every of the manufacturer distinct TPMS car specialty tool for each vehicle manufacturer. And, every single manufacturer particular tool is only capable of resetting their certain brand. For example if you have the Ford Rotunda TPMS tool it’ll operate only on Ford and not Chevrolet, Nissan and so on. The OTC 3833 Tire Pressure Monitoring Reset Tool is a very well-liked alternative in relation to TPMS auto specialty tools. The cause is that it is made by OTC and has software that enables it to have a wide range of coverage, not just 1 manufacturer.