polyalphaolefin compatibility chart
Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. 0000003107 00000 n Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. Sorry, we couldn't find anything that matched your search, PAO-based lubricants generally resist creep and water washout and offer good lubricity across a variety of substrate material pairings, including metal-to-metal and metal-to-plastic. The VI of PAOs typically only varies one to two points. 273 0 obj <> endobj xref 273 24 0000000016 00000 n package, an optimal PAO formulation will be different than that of mineral oils. Better heat transfer coefficients, increased lubricity and the basic chemical structure of PAOs all contribute to the lower temperature in the gearbox. CHEMIC ATIBILITY 3 Updated 7/2/13 CHEMICALS METALS PLASTICS, ELASTOMERS & LEATHER A: Excellent, B: Good, C: Fair to Poor, D: Not recommended <> The PAOs . 0000004079 00000 n 0000140275 00000 n <> Challenges like these truly reveal the performance advantages of Synfluid PAOs. I love to talk about food, and I love to talk about Synfluid PAO! PAG-based lubricants are commonly used in compressors, gearboxes, air conditioning systems, metalworking, quenching, and hydraulic systems where fire-resistance or environmental acceptability are required. Some properties such as Viscosity Index (VI) or C viscosity can approach those of PAOs. With the powerful combination of MOLYKOTE. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 162 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> One key advantage PAOs have over mineral oils is a greater ability to dissipate heat. SYNTHETIC OIL COMPATIBILITY WITH SEAL MATERIAL SEAL MATERIAL PAO ESTER POLYGLYCOL NEOPRENE OK NR NR VITON OK OK OK BUNA-N Less than 30% acrylonitrile OK NR NR 30-36% acrylonitrile OK OK OK Greater than 36% acrylonitrile OK OK OK CELCON OK OK OK TEFLON OK OK OK SILICONE OK OK OK NYLON . 0000162168 00000 n These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. When possible, testing compatibility between the specific PAG lubricant to be used and the specific seal types or paints to be used is recommended. However, Group III base stocks are derived from multiple feedstock choices and processing technologies, which create variability in the properties. 0000017423 00000 n 2 shows the flow chart for producing Cu nanolubricants. The chart below shows an example of an engine oil formulation with two different quality PAOs. Compatibility testing is the best option. 165 0 obj Chemical Compatibility Chart (cont.) The chart below shows a comparison of the foaming characteristics of our Synfluid mPAO high-viscosity base oils with traditional high-viscosity PAO 40 and 100 cSt base oils. 0 We make the petrochemical solutions found in products of all kinds with purpose, collaboration and care. The magnitude of these benefits will depend on the particular formulation. 2014-03-26T09:16:41-05:00 This is the case for blending Synfluid PAO 5 and PAO 7. To mitigate this effect, We recommend taking a look at Synfluid PAO 5 and PAO 7, due to their excellent Noack volatilities of 5.5% and 2.3%, respectively. Since PAO fluids are synthetic hydrocarbons, they are compatible with and often combined with mineral-based oils. This is compared to a conventional hydraulic fluid in the chart below. Galvanized steel is susceptible to attack by some chemicals which may cause . <> A relatively simple test, the criteria of the test varies depending on which grease manufacturer you are dealing with. 0000000016 00000 n The more similar in polarity the lubricants are, the more similar they will behave in the properties mentioned. %PDF-1.4 % Typically, petroleum-base oils are not synonymous with terms like green or environmentally friendly. 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 . PAO-based lubricants have good viscosity indices superior to lubricants based on Group I, II, and III basestocks of similar viscosity (without the addition of a viscosity improver). endobj These products are acceptable for use as a lubricant (H1) or as a lubricant component (HX-1), with incidental food contact in and around food processing areas. One way to achieve a higher VI base fluid is to shift from a decene-based PAO to a dodecene-based PAO. 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. Technical White Oils are approved for incidental food contact at USDA-approved meat and poultry plants. PAG polymers, first discovered more than 150 years ago, saw their breakthrough application occur during World War ll. PPDs act only on linear or waxy compounds, and these characteristics are absent from PAOs. <<264FCCC095A7AD46A42A03D56AD5B96C>]>> Flash Point (F) SpectraSyn Plus 3.6. 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. The lower volatility decreases oil replacement costs by reducing oil consumption. The properties mentioned above are in addition to the normally excellent performance you have come to recognize with PAO. PAOs are the most common synthetic basestock used in industrial and automotive lubricants. The key to unlocking the full potential of your formulation requires using the right combination and concentration of antioxidant and Synfluid PAO. The ability of a lubricant to reach critical metal-to-metal interfaces in a gear system can be the difference between operation or shutdown. 99 0 obj The table below shows a comparison of conventional hydraulic oils with the new PAO biobased lubricant from RLI. 0000007470 00000 n III F challenge formulators, and their suppliers, to step up performance for the next generation of engine oils. 0000161878 00000 n These include the tendency to shrink seals and trouble dissolving common oil additives. Having a high viscosity index helps to protect an engine at temperature extremes. Low-temperature fluidity and high-temperature thermal and oxidative stability are key factors for choosing a PAO. Adobe InDesign CS6 (Macintosh) 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. 0000034289 00000 n <>stream Synfluid PAOs are qualified as technical white oils (per 21 CFR 178.3620(b)(1)) due to their clear, bright color and exceptional UV properties. The relationship between antioxidants (A.O.) PAO-based lubricants offer a significant advantage in oxidative stability. For instance, many producers have tailored production to Group II+ stocks at 118119 VI, just below the ambiguous Group III limit of 120VI. The trend falls short when comparisons are made between PAOs and mineral oils, based solely on the VI. 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. 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. 0000001726 00000 n PAOs demonstrate advantages in three key areas: safety, performance and environmental sensitivity. With regard to performance, PAOs are able to maintain excellent thermal and oxidative stability at high operating temperatures in addition to the low-temperature benefits for which they are known. 0000036701 00000 n Volatility is a concern for many applications, especially where higher operating temperatures occur or longer service life is desired. There are many advantages! As fluids flow throughout the equipment, they travel through various lubrication regimes and shear environments, resulting in viscosity changes for non-Newtonian fluids. Cant find what youre looking for? 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. There can be many benefits from choosing a high VI base fluid. Using the same PAO, we achieved 15 percent higher oxidative stability by increasing the A.O. 0000080859 00000 n Because of this extensive chemical compatibility, which spans considerable concentration and temperature ranges, . Low molecular weight compounds will degrade other performance requirements, such as volatility, flash and fire points. As the chart above clearly demonstrates, the difference in viscosity as a function of shear rate is magnified as temperature decreases. Synfluid PAOs have very narrow molecular weight ranges, which are attributed to our high-purity feedstocks. 0000012483 00000 n C 20 40 60 20 40 60 80 100 20 40 60 80 100 20 40 60 80 100 120 20 40 60 . You can see a medical doctor for your burn, but Dr. Ken Hope can help with your base oil and formulation challenges. 0000033361 00000 n D = Severe Effect, not recommended for ANY use. 9 0 obj <>stream Benefits of the new system are a much higher viscosity index (VI), superior pour points and improved low-temperature fluidity, all of which contribute to improved energy efficiency. Synfluid PAOs are crafted from an on-purpose process that yields a consistent, high-quality product. Entergy Grows Revenue, Increases Customer Satisfaction with Value-Added Services, Flexible & Reliable: Optimal performance amid variable power generation, AI in Renewables: The Secrets to Successfully Scaling a Diversified Fleet. PAG lubricant basestocks can be designed to be water-soluble, water-insoluble (partial mineral oil compatibility), or oil-soluble, depending on the selection of starter molecules and monomers to be used in producing the polymer. 0000032842 00000 n Since they are fully synthetic, Synfluid PAOs are extremely pure and provide inherent benefits in oxidative stability and viscosity performance at temperature extremes. <>stream This formulation achieved a 13% benefit when the PAO was directly substituted with Synfluid PAO. Adobe PDF Library 10.0.1 Absolutely! Refined mineral oils often contain sulfurs, aromatics and other compounds that can erode the quality and consistency of a mineral oil. In addition to these properties, weve also seen a significant reduction in the traction coefficient as compared to conventional high-viscosity PAOs. Synfluid PAOs are already known for their excellent low-temperature and oxidative stability properties. 0000161810 00000 n After the formation of the Chevron Phillips Chemical joint venture in 2000, a 10 KTA PAO unit expansion followed soon thereafter. 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. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 158 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Oxidative and other lubricant degradation mechanisms would follow the same trend. The direct feedstock (normal alpha olefin NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 0000001605 00000 n 0000002226 00000 n In addition to these advantages, kosher certification for Synfluid PAOs is available upon request. Several synthetic base oil types fall into the SHC category. Give us a call, and well be happy to discuss our high-quality Synfluid PAOs with you. Furthermore, the process is a simpler, more energy-efficient route for grease production. Chemical Compatibility Guide; what chemicals to use; guide for chemical uses; general guideline for pump material selection; material chemical compatibility Understanding the advantages and disadvantages of each can help end-users decide which option is best for a given application. Polyolefins, including poly (ethylene), poly (-olefin), poly (styrene), and poly (dienes), are the most widely-used polymer materials. In these extreme services, a PAO-based lubricant is able to reach the area that requires lubrication and prevent damage or wear. guide for chemical uses With the powerful combination of MOLYKOTE Specialty Lubricants and DuPont Polymers, our understanding of grease-polymer compatibility allows our customers the unique ability to select products faster and move through validations with confidence. Temp. 0000052609 00000 n 0000135019 00000 n Furthermore, the advantages of exceeding the minimum requirements for driveline fluids will enhance the benefits of the finished lubricant. A Group III mineral oil with a 0.1 percent PPD achieves an improved pour point, but to the detriment of the low-temperature viscometrics. 0000135087 00000 n 0000000416 00000 n Weve got you covered! In addition to meeting current limits, a lower viscosity will reduce energy consumption. One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. 175 0 obj 0000022832 00000 n In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. The chart below shows the exceptional fire point advantages of using a 1-dodecene based PAO. A similar approach can be applied to your formulations or applications. From then on, the company introduced 1-dodecene-based PAOs in 1995, which have grown steadily in popularity. 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. The effects of the shear rate differences are even more exaggerated at low-temperature startup conditions, when the lubricant function is critical for equipment protection. 0000042568 00000 n Give us a call. Group IIIB was unable to consistently pass the TDI or M111 tests. <> 0000000995 00000 n Lower-viscosity PAOs have a unique property of biodegradability. To get a superior lubricant, you need to start with a superior base oil. endobj Chevron Phillips Chemicals proprietary manufacturing process and monomer selection combine to produce the groundbreaking performance characteristics that our customers expect from Synfluid polyalphaolefins. The price of Polyalphaolefin (PAO) has been steadily decreasing throughout the third quarter of 2022 on the back of the poor performance of the downstream automotive sector in the continent. The remaining synthetic lubricants are produced from other basestocks, including phosphate esters, polybutenes, silicones, perfluoroalkyl, and polyphenyl ethers. In contrast, the Synfluid PAO formulation achieves a pass with as little as 30 percent PAO, the balance being Group I mineral oil. Note the differences between a VHVI mineral oil and Synfluid Polyalphaolefin (PAO) 5 in the Scanning Brookfield chart below. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. The viscosity at an extreme pressure (hp) changes exponentially with pressure (P) as described in the following formula: a is the pressure coefficient for a base oil. They're found in everyday food and available as supplements. To correctly identify what type of fluid is needed, the end-user must know the minimum lubricant requirements for that piece of equipment. If pour point is not a critical property in your application, then blending a PAO 5 and PAO 7 might give you that clear advantage that you are looking for. 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 . 10.1 Introduction. For instance, a 100 percent aminic antioxidant package will yield the best performance in the Rbot test for PAO. Each lubricant type will be the best choice for different sets of use parameters, including: PAO-based lubricants may be preferred when the following lubricant attributes are targeted: PAG-based lubricants may be preferred when the following lubricant attributes are targeted: If end-users are in doubt about which lubricant would best suit their needs, it is recommended that an expert be contacted to assist with the decision-making process. As the chart above shows, lower-viscosity oils can be made without sacrificing low volatility by using PAO base oils. When you compound this with difficult operating conditions, such as extreme temperatures, high loads or extended operations, a high-quality base oil may be necessary. Both basestock types have low volatility and high fire points (when stabilized) for a given viscosity grade. Buna-N Satisfactory for "O . We offer a wide range of solutions essential to your products. startxref Oils made with PAOs demonstrate an inherently high viscosity index and maintain excellent low-temperature performance, compared with mineral oils. We offer a wide range of solutions essential to your products. 0000139372 00000 n You bet! 0000161553 00000 n In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. This is especially true when you consider the entire operating temperature range including startup. PAOs offer exceptionally low volatility due to their controlled formation, which yields carefully designed molecular weights. CHEMICAL RESISTANCE CHART. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. 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. There are multiple considerations when determining the best synthetic lubricant for a particular application, but knowledge of the general properties of the synthetic lubricant types being considered is the starting point. 0000004968 00000 n PAO basestocks were developed in the 1930s and used commercially as a base for engine oils starting in the 1970s. Due to this incompatibility with many but not all PAG lubricants, system change-outs from mineral oil to PAG-based lubricants may be costlier and take additional time. Driveline specifications continue to become more stringent. 0000140193 00000 n 4 6 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. Process Chemical Compatibility Guide 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. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 160 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> High energy costs have hit both businesses and consumers hard, and the pressure is on to conserve. trailer These combined benefits provide the properties required for severe service applications and extended drain intervals. endobj Synfluid PAOs provide outstanding improvements in oxidation stability, volatility, water separability and viscometrics, greatly improving oil and hardware longevity. cally stable, have good compatibility with mineral oils and can be combined with other more polar synthetic basestocks (e.g. The VI of Synfluid mPAO 40 and 100 cSt is 170 and 194, respectively. This is a recurring situation and is what led to the development of 1-dodecene based Synfluid PAOs in 1995. Our team of experts answer the most frequently asked questions. There are several systems where we have observed a reduction in the operating temperature compared to mineral oils, including transmissions, engines and heat transfer applications. application/pdf Improved equipment efficiency and energy savings. The Scanning Brookfield chart on this page demonstrates the difference in viscometrics between a Synfluid PAO and a pour point depressed mineral oil. Softening, loss of strength, or swelling may occur. Some claim the Viscosity Index (VI) is the overriding parameter used when choosing a base oil. You would expect the viscosity to improve with a lower pour point, but the opposite is true. Heres an overview of our production process: Copyright 2023 Chevron Phillips Chemical Company LLC. B = Good, Minor Effect, slight corrosion or discoloration C = Fair, Moderate Effect, not recommended for continuous use. Please dont hesitate to reach out to us if you have any questions! Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. PAOs derived from 1-dodecene can improve many properties, including volatility. Metallocene-catalyzed commercial mPAO basestock grades can attain a viscosity of 300 cSt at 100C. The chart compares two different formulations, one with PAO and another with Group III mineral oils The End of Test viscosity increase left very little room for error in the Group III formulation. The choice of C10- or C12-derived PAO depends on the application and/or specification requirements. polyalphaolefin compatibility chart. The term synthetic hydrocarbon (SHC) is a general term. Were a company with deep-rooted values, and were looking for people like you to join our team. A solution, developed by Renewable Lubricants Inc. (RLI) with assistance from Chevron Phillips Chemical, is the use of Synfluid PAOs combined with biobased oils and specially designed additives. These compounds are not discernable in Synfluid PAOs. 0000034554 00000 n The first step is the synthesis of oligomers (polymers with few repeating monomer units) from the linear alpha-olefin. So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. Certainly! End-users must first select a lubricant based upon its intended application, such as engine oil, transmission oil, hydraulic oil, wire rope lubricant, electric motor grease, etc. Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. This difference in polarity impacts many lubricant properties including elastomer compatibility, paint solvency, deposit control, and lubrication. 4 0 obj <> endobj 0000036005 00000 n Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. xmp.did:F87F1174072068118083E936383AAE83 These oligomers are distilled and hydrogenated to yield specific molecular weight ranges that meet the viscosity grades that are desired. 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. Glad you asked! 2013-07-10T14:05:23-05:00 These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. 0000018828 00000 n As the viscosity grade decreases, the volatility and high-temperature/high-shear viscosity will be limiting factors. PAO- and PAG-based lubricants are both hydrolytically stable and have low pour points. Polyalphaolefin Characteristics xmp.did:F87F1174072068118083E936383AAE83 0000000549 00000 n Polypropylene Satisfactory to 120 F. 4. The chart below illustrates how Chevron Phillips Chemical has come up with an economical solution to a VW T-4 engine test. The vast number of high-quality base oil choices can be daunting when trying to balance fuel efficiency and wear protection. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 164 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> General properties of water-soluble, water-insoluble, and oil-soluble PAG basestocks are shown in Table 1. 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. Synthetic lubricants can be very different chemically and what defines those differences are the basestocks used as the basis for the lubricant. One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. Its great to have the opportunity to talk about both. Dominant in a commercial sense are polyethylene and polypropylene. 0000017608 00000 n Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. The degree of the disadvantage for seal and paint compatibility may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>>
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