Our customers quickly realized the advantages in volatility, low-temperature viscometrics, VI and flash and fire points in equiviscous blends compared to 1-decene-based materials. 2013-07-10T14:05:23-05:00 With the powerful combination of MOLYKOTE. <> LDPE is defined by a density range of 0.910-0.940 g/cm3. Oxidative stability is a critical property enabling oils to resist sludge formation and degradation while in service. Some of the disadvantages of PAO-based lubricants are outlined in Table 6. One example is the advantage PAO has over mineral oil in the area of high-temperature stability. To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. Reducing the viscosity of engine and drivetrain oils lowers fuel consumption by decreased churning losses and viscous drag. One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. PAO, Polyalphaolefin Liquid Chillers (PAO) from Bemco Inc. Our C12-based grades further improve flash/fire points by as much as 10 percent over other commercial polyalphaolefins. 93 0 obj M/ B#z9lBGaB=]yz!sG !*, general guideline for pump material selection, from application/x-indesign to application/pdf. xref These include PAOs and also relatively common polyisobutenes (PIB), which are sometimes used as oil additives or as base oils in two-stroke engines. LDPE Chemical Compatibility Chart - calpaclab.com <> Finally, due to their excellent response to antioxidants, Spectra-Syn Plus PAO can be formulated to resist thermal oxidative attack. Fluid distribution panels are also discussed. This Chemical Compatibility Chart is a shorthand tool for describing the suitability of miniature fluidic and pneumatic component materials for use in contact with various chemicals. Since they are fully synthetic, Synfluid PAOs are extremely pure and provide inherent benefits in oxidative stability and viscosity performance at temperature extremes. <>>> A run through the test: There are emerging markets that demand the improved VI and volatility that only the C12-based PAOs can deliver. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. Ethylene glycol dimethacrylate is the enoate ester that is the 1,2-bis (methacryloyl) derivative of ethylene glycol. uuid:df0b74fe-2082-ca4e-860d-fb6b88ddfe4d Use our Chemical Compatibility Chart as guide for evaluating the resistance of polymer and metal materials to a wide range of chemicals found in industrial . As the chart above shows, lower-viscosity oils can be made without sacrificing low volatility by using PAO base oils. Synfluid PAOs have been carefully designed to yield oxidative induction times greater than 2,500 minutes with 0.5 percent antioxidant. PAO-based greases are typically used at temperatures over 100C because of thermal and oxidative concerns. All rights reserved. 0000000995 00000 n Unlike other industrial basestocks, PAOs are generally classified by their kinematic viscosity at 100C. In drivetrain lubricants, reducing the traction coefficient and lowering viscosity are key ways to increase fuel economy, but lower viscosity must be balanced to provide adequate wear resistance. endobj 0000036915 00000 n www.topworx.com Epoxy Polycarbonate PBT Brass 316 S.S. 304 S.S. 400 S.S. Aluminum Viton Buna N Neoprene EPDM Silicone Ammonium Phosphate, Monobasic A C B B B A A A A A Ammonium Phosphate, Tribasic A B B B B A A A A A Ammonium Sulfate A B B B A A A A A A Ammonium Thiosulfate A A A Amyl Acetate A A A A B A D D . The benefit of a lubricant to the end user is an important question, and the behavior of a base oil is only one of many variables affecting the performance of a finished formulation. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> endobj Furthermore, thermal conductivity at 300F for PAO 6 is 0.085 compared to 0.071 Btuft/(hft2F) for an equiviscous mineral oil, which means that the PAO can conduct 20percent more heat than the mineral oil for better heat dissipation. The dodecene-based products offer lower volatility at comparable viscosities to the decene-based products. PDF Seal Material Compatibility Chart - panamlubricants.com 0000055257 00000 n If you are using multiple greases, there are certain risks for misapplication, which are minimized with a multi-purpose grease. PAO- and PAG-based lubricants are both hydrolytically stable and have low pour points. !DOaBADOaB&=&=U!z We believe it can be understood by looking at the thermal conductivity and specific heat of the base oils. This is one clear benefit of using a carefully designed base oil. Compatible with seals and paint used with mineral oil, no need for change at all operating temperatures. So, whether used for gear or engine oils, PAOs provide more consistent properties and a level of purity not available from other base oil groups. Since we use essentially pure 1-decene or 1-dodecene to produce Synfluid PAOs, there is a narrow isomeric distribution for each oligomer. First, dont touch the gear box; you will burn your hand. Low-temperature fluidity and high-temperature thermal and oxidative stability are key factors for choosing a PAO. The chart below shows the comparison of PAO 4 and PAO 6 blended to the same viscosity as PAO 5, as well as PAO 6 and PAO 8 blended to the same viscosity as PAO 7. Adobe PDF Library 10.0.1 However, unlike foaming, entrained air can be a difficult problem to treat with additives. Effect of Base Oil Type on Gear Box Temperatures. In terms of viscosity, there are tradeoffs in choosing one PAO over another: energy consumption (heat dissipation and production throughput) versus safety of operations (impacted by flash/fire points and volatility). One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. 11 0 obj <> endobj endobj This is compared to a conventional hydraulic fluid in the chart below. Our safety, technical and regulatory product information, as well as company and industry resources. 179 0 obj MOLYKOTE PAO Polyalphaolefin Oil - DuPont 232 0 obj Three stringent test standards required by Volkswagen and Mercedes-Benz engines show the impact of the variability of Group III oils: This data illustrates lot-to-lot variability, which has been recognized for the Group III oils. John Sherman is Shell Project Lead PAG Lubricant Technology, Industrial Oils and Tech Services; Robert Profilet is Technology Manager, Industrial Lubricants; Warren Cates is Shell Senior Researcher, Industrial Oils and Tech Services; Iris Song is Shell Engineer, Industrial Oils and Tech Services; and Sameer Sathaye is Shell Project Leader Industrial Oils, Industrial Oils and Tech Services. trailer PAO-based rotary screw compressor oil offers better performance in the compressor. 0000000016 00000 n PDF Synthetic Oil Viscosity & Compatibility Chart - DULUB 89 0 obj Synthetic lubricants can be very different chemically and what defines those differences are the basestocks used as the basis for the lubricant. For instance, a 100 percent aminic antioxidant package will yield the best performance in the Rbot test for PAO. Due to constraints with the supply of 1-decene, the traditional feedstock for PAOs, producers have experimented with alternative feedstocks to meet demand. Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. As pressure increases, so too does the viscosity of the lubricant. Initially, it was intended to fill the gap in supply and was found to be exceptionally suitable for applications where extremely low pour points were not necessary. 177 0 obj Synfluid PAOs also have a very high degree of saturation, which in lubricants provides oxidative stability. Our team of experts answer the most frequently asked questions. Heres an overview of our production process: Copyright 2023 Chevron Phillips Chemical Company LLC. With regard to performance, PAOs are able to maintain excellent thermal and oxidative stability as well as the low-temperature benefits they are known for. The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 9 0 obj <>stream Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. This same technology can also be beneficial for biobased gear lubricants, chain and cable lubricants/greases, and other applications for equipment used in sensitive environmental areas. Weve got you covered! 0000003221 00000 n The grease is then inspected for visual abnormalities and can be tested for penetration and four-ball wear change. This difference in polarity impacts many lubricant properties including elastomer compatibility, paint solvency, deposit control, and lubrication. Polyalphaolefin (PAO) Lubricants Explained - Machinery Lubrication 0000013783 00000 n We were the first to offer these materials to the marketplace, and many years of experience with 1-dodecene-based PAOs has helped us to refine the process and deliver very high-quality products. hence, compatibility with base-oil molecules like PAO oil is improved. 2014-03-26T09:16:41-05:00 There are other advantages, such as oxidative and thermal stability, which you would naturally expect from a PAO-based product. 178 0 obj We offer a wide range of solutions essential to your products. Now that fuel economy is more important than ever, even a one percent improvement can make a significant difference on overall costs. NYE ENGINEERING CHART - Nye Lubricants The vast number of high-quality base oil choices can be confusing when balancing fuel efficiency and wear protection. PAO-base oils help improve fuel economy in engine and drivetrain oils by reducing viscosity, volatility and traction coefficients as the chart below shows: These results show the potential for reducing friction loss using PAOs, which also typically have lower pressure-viscosity coefficients than mineral oils reducing elastohydrodynamic gear friction losses and energy consumption. %PDF-1.6 % A process enhancement at Chevron Phillips Chemicals manufacturing facility has resulted in up to a 30 percent improvement in oxidative stability when used with aminic antioxidants in Rotary Bomb Oxidation Tests (RBOT). In the chart below, we highlight how moving from a decene-based Synfluid PAO 6 to an iso-viscous dodecene-based fluid (resulting from a blend of PAO 5 and PAO 7) leads to a dramatic increase in VI. Low molecular weight compounds will degrade other performance requirements, such as volatility, flash and fire points. 0000027693 00000 n The rotary bomb bench test is a strong predictor of how base oils will perform in many automotive and industrial applications. hb```b``nd`c``. The properties, advantages, and disadvantages reviewed provide some of the main reasons why. The vast number of high-quality base oil choices can be daunting when trying to balance fuel efficiency and wear protection. In these extreme services, a PAO-based lubricant is able to reach the area that requires lubrication and prevent damage or wear. Synfluid PAOs have very narrow molecular weight ranges, which are attributed to our high-purity feedstocks. Air is usually a really poor lubricant, so your frustration is understandable! PAOs on the other hand are derived from a clearly defined processing technology using petrochemically pure alpha olefins. Since we are all concerned with the protection of our environment, it is important to note some PAOs can be formulated with other components into biodegradable fluids. The use of synthetic or man-made lubricants in various industrial and automotive applications are becoming commonplace and continues to expand into applications where only mineral oil-based fluids had been used. 0000010623 00000 n The plot below shows a comparison of the air release times exhibited by ISO VG 320 blends composed of our Synfluid mPAOs, and traditional HV PAOs with PAO 8 cSt. Lower-viscosity PAOs have a unique property of biodegradability. DuPont, the DuPont Oval Logo, and all trademarks and service marks denoted with , or are owned by affiliates of DuPont de Nemours, Inc. unless otherwise noted. 0000139641 00000 n ]-]jW|^X^=E^7J3kgI%_9+v}Fwq{r9 *d(C>~z|7X#o!9lwu{^1se9),7v)mE,wa?t3 a$X{wzVAw}E^:5--_OXY+. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. One application in which they have not worked well is in high-temperature (high-pressure) reciprocating air compressors where valve deposits have been an issue. California Transparency in Supply Chains Act Disclosure. 0000140275 00000 n Meet additional regulations (fire-resistance, environmental acceptability). Because of their controlled structure, PAOs do not contain lighter, more volatile (small) hydrocarbons. The absence of these structures and materials results in a very non-polar base oil with a high viscosity index (of approximately 130), excellent low-temperature flow and pour-point characteristics, good oxidation stability and compatibility with mineral oils, paints and seals commonly found in lube oil systems. After all, the reason a PAO is selected as a lubricant basestock is its ability to improve performance and solve problems. 273 0 obj <> endobj xref 273 24 0000000016 00000 n As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. Conversely, if you reduce the temperature, the reaction rate decreases and the oil lasts longer, providing better protection. <<264FCCC095A7AD46A42A03D56AD5B96C>]>> These are areas where PAOs excel. The chart below shows biodegradation test results for Synfluid PAO 2.5, 4 and C12 Dimer, which indicate that these products could qualify as inherently biodegradable according to the ASTM D5864 test method. 0000103071 00000 n polyalphaolefin compatibility chart - dice-dental.asia You can see a medical doctor for your burn, but Dr. Ken Hope can help with your base oil and formulation challenges. Compatibility testing includes heating and holding grease for a specified time at assumed operating temperature for mixtures of 10:90, 50:50 and 90:10. Synfluid PAO 5 and PAO 7 also offer several advantages in addition to the volatility, such as low pour point, high viscosity index, improved oxidative stability and excellent low-temperature viscosities. PAG basestocks are synthetic polymers manufactured using a polymerization process that combines monomers ethylene oxide (EO), propylene oxide (PO), and butylene oxide (BO) singly as homopolymers or in combinations to form a growing chain from a nucleophilic starter molecule, commonly an alcohol. According to analysis conducted by Kline & Co., more than 78% of all lubricant requirements in the world annually are met with the use of mineral oil-based fluids. startxref So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. Ethylene is produced by cracking either crude oil or natural gas. 0000012542 00000 n %PDF-1.4 % Absolutely! Synfluid PAO improves finished lubricant performance when formulated into biodegradable and biobased lubricants in low-temperature viscometrics and oxidative stability. Better heat transfer coefficients, increased lubricity and the basic chemical structure of PAOs all contribute to the lower temperature in the gearbox. It is possible to get added property benefits from C12-based Synfluid PAOs. endobj Having a high viscosity index helps to protect an engine at temperature extremes. 4 0 obj <> endobj It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched, non-ring) structure found in mineral oils and so corrects for many disadvantages of using mineral oil lubricants, including poor low-temperature fluidity, poor viscosity index, sludge deposits, and high volatility. When you add up the benefits, you may see that one plus one can make more than two. To correctly identify what type of fluid is needed, the end-user must know the minimum lubricant requirements for that piece of equipment.
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