News & Technology for the Global Energy Industry. Metallocene-catalyzed commercial mPAO basestock grades can attain a viscosity of 300 cSt at 100C. Sometimes, one plus one can equal more than two. 184 0 obj 0000161878 00000 n The chart below shows the effect of two different shear rate viscosity determinations on three different fluids (4 cSt at 100C) and the dramatic differences between them. Reasons to change from mineral oil-based lubricants to synthetics despite the increase in cost include: Advances in equipment technology have resulted in more demanding lubricant conditions and requirements, many beyond the capabilities of mineral oil-based lubricants. During 2011, Chevron Phillips Chemical acquired PAO assets in Beringen, Belgium, and began mPAO production in Texas. Regarding the A.O. Specific tests such as the Volkswagen T-4, TDI and Peugeot TU-5 have increased the demand for higher-quality base oils. 0000007470 00000 n Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. Technical White Oils are approved for incidental food contact at USDA-approved meat and poultry plants. 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. Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. While pour point is one consideration, a formulator has to take into account the total specification needs. endobj You would expect the viscosity to improve with a lower pour point, but the opposite is true. Getting the air to release from the lubricant is vital to allowing the lubricant to do its job. They are usually derived from a small set of simple olefins ( alkenes ). Weve got you covered! The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. <>stream The more EO monomer in the basestock, the more water-soluble; the more PO monomer, the more water-insoluble; and the more BO monomer, the more oil-soluble the basestock is. &&3#-j`t$f>3+Jo>9rTj!ft%lA+:k$BshQ(I"&sKH9~p0njga4Z#Sm!2Y-r+E)9]m%nFA}O3>Jo#iW/1Pxq5GJ1\/n.n_>$}RX\~7Zjqh=b$@t%W8zRu{@ BZfUq(_}I/0]J6AX8*sa}5b\$d`6."$? <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 159 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Some of the advantages of PAO-based lubricants are summarized in Table 5. General properties of water-soluble, water-insoluble, and oil-soluble PAG basestocks are shown in Table 1. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. guide for chemical uses The relationship between antioxidants (A.O.) startxref <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> xmp.did:F87F1174072068118083E936383AAE83 JFIF Adobe d ##''$ %'% $('++++'()02520)7;;;;7;;;;;;;;;;;;;;; ""2(! BioPreferred is a registered service mark of the United States Department of Agriculture. 0000000549 00000 n Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. If a certain application can sacrifice a 10 15C increase in the pour point, then there is as much as a 25% improvement in volatility, as shown in the chart below. Low-temperature fluidity and high-temperature thermal and oxidative stability are key factors for choosing a PAO. Group V oils also include esters and naphthenic oils. For instance, many producers have tailored production to Group II+ stocks at 118119 VI, just below the ambiguous Group III limit of 120VI. Disadvantages of PAG-based lubricants are summarized in Table 3. To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. High-viscosity PAO fluids have also become popular in industrial fluids and greases. 0 This will increase the dependence on high-quality base oils such as PAOs. Polyalphaolefins also have poor fire resistance and biodegradability. The degree of the advantage may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). 0000162572 00000 n In addition to these advantages, kosher certification for Synfluid PAOs is available upon request. They may also be used in applications and areas that may result in incidental food contact or on equipment where there is a potential exposure of the lubricated part to food, such as on food processing equipment as a protective anti-rust film. <>stream polyalphaolefin compatibility chart. Fluids are typically subjected to various shear and temperature conditions. 0000036915 00000 n Research at the U.S. 0000032842 00000 n 0000014966 00000 n Synthetic basestocks, more so than in mineral oil basestocks, are the primary contributor to most of the basic properties of the lubricant, including oil or water solubility, low-temperature fluidity, lubrication, volatility, ignitability, and seal and paint compatibility. %PDF-1.4 % The advantages offered in oxidative stability, coupled with superior volatility and low-temperature viscometrics, clearly demonstrate that Synfluid PAOs are the highest-quality base oils available in the industry. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. %%EOF Galvanized steel is susceptible to attack by some chemicals which may cause . CHEMICAL RESISTANCE CHART. and PAO plays an integral part of meeting the challenge for top-tier oils. D = Severe Effect, not recommended for ANY use. Our team of experts answer the most frequently asked questions. Now that fuel economy is more important than ever, even a one percent improvement can make a significant difference on overall costs. As the chart above shows, lower-viscosity oils can be made without sacrificing low volatility by using PAO base oils. At that time, both fires on U.S. Navy ships and aircraft were occurring due to the use of mineral oil-based hydraulic fluids. PAO fluids are classified as a Group IV base oil and are made by a two-step reaction process using linear alpha-olefins like 1-decene. 0000052609 00000 n Challenges like these truly reveal the performance advantages of Synfluid PAOs. what chemicals to use 0000135019 00000 n Our C10-based products, commercialized in the 1970s, were the first in the market. polyalphaolefin compatibility chart. There are many advantages! 0000034812 00000 n The choice of C10- or C12-derived PAO depends on the application and/or specification requirements. PAOs are the most common synthetic basestock used in industrial and automotive lubricants. endstream endobj 5 0 obj <>>> endobj 6 0 obj <>>>/Rotate 0/Type/Page>> endobj 7 0 obj <>stream It is true there are many high-quality base oils around, but the highest quality is still achieved when Synfluid PAOs are chosen. This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. Not Available - Chemical compatibility information is not available at this time. Process Chemical Compatibility Guide With the powerful combination of MOLYKOTE. PAOs are Newtonian fluids; in other words, their viscosities are fairly independent of shear rate. So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. 0000003107 00000 n Process Chemical Compatibility Guide PAO-based lubricants offer a significant advantage in oxidative stability. In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. Since we use essentially pure 1-decene or 1-dodecene to produce Synfluid PAOs, there is a narrow isomeric distribution for each oligomer. Some properties such as Viscosity Index (VI) or C viscosity can approach those of PAOs. The chart below shows how Synfluid PAOs can help meet these challenges with the excellent volatility properties of our PAO 5, 7 and 9 cSt grades. The dodecene-based products offer lower volatility at comparable viscosities to the decene-based products. 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. The lower volatility of Synfluid PAOs 5, 7 and 9 enhances the benefits for the highest quality lubricant. Volatility is a concern for many applications, especially where higher operating temperatures occur or longer service life is desired. To improve seal compatibility of PAO-based lubricants, an ester is added to . 4 6 %PDF-1.6 % Focusing on the components of the additive package can further influence the performance of the formulation. endobj 0000000995 00000 n 0000135615 00000 n We make the petrochemical solutions found in products of all kinds with purpose, collaboration and care. If you would like us to test your formulation or have questions about our formulating experience, give us a call. 0000000416 00000 n No matter what the combination of additive or base oil, one thing is certain: When you begin with a higher-quality base oil, you will achieve a better formulation in the end. 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. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. 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. Polyphenols are a complicated group of plant-based chemicals. Blending lower-quality base oils into this formulation would compromise the passing mark. We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees. So yes, PAOs can provide flexibility in your food-grade base oil selection, depending upon your performance requirements. Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. Specifically, soybean-derived oils or other bio-derived oils alone would not meet some oxidative stability and low-temperature performance requirements. Chemical Compatibility Guide - Galvanized Steel For UltraTech Spill Containment Products This listing was prepared to provide guidance to the chemical compatibility of UltraTech Spill Containment Products which are manufactured and constructed of galvanized steel. Ethylene is produced by cracking either crude oil or natural gas. Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. 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. Chevron Phillips Chemicals proprietary manufacturing process and monomer selection combine to produce the groundbreaking performance characteristics that our customers expect from Synfluid polyalphaolefins. endobj A polyolefin is a type of polymer with the general formula (CH 2 CHR) n where R is an alkyl group. Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. Using PAOs with biobased oils can provide both high performance and biodegradability. If a polyurea-based thickener is chosen in conjunction with a synthetic base oil, such as a polyalphaolefin (PAO), there is no compatibility risk to be expected. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. Heres an overview of our production process: Copyright 2023 Chevron Phillips Chemical Company LLC. Engine oil tests such as VW T-4 and Seq. Their polymerization can benefit greatly from the development of highly active and highly selective catalysts, as the catalysts strongly affect their properties. 4e739735ec50523ad929b6aac8340ae467185943 xmp.id:B2FC01B10F2068118083E936383AAE83 Thats a hot topic! However, not all synthetic lubricants are created equal. H|% `\ml emt8uHJs;7W*"_?~o~O? I love to talk about food, and I love to talk about Synfluid PAO! 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. 177 0 obj <>>> PAG polymers, first discovered more than 150 years ago, saw their breakthrough application occur during World War ll. Better heat transfer coefficients, increased lubricity and the basic chemical structure of PAOs all contribute to the lower temperature in the gearbox. 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. Changes in low-temperature viscometrics and oxidative stability requirements demand higher-quality base oils. The combination of air and oil can often lead to foaming issues. The most favorable performance is achieved by using the highest-quality base oils. Why does this happen? 0000004340 00000 n Sorry, you need to enable JavaScript to visit this website. This provides several advantages, one of which can be illustrated by gas chromatography. 102 0 obj The ability of a lubricant to reach critical metal-to-metal interfaces in a gear system can be the difference between operation or shutdown. The chart below illustrates how Chevron Phillips Chemical has come up with an economical solution to a VW T-4 engine test. 180 0 obj <> PAO quality is unrivaled in the industry. Group III mineral oils and Group IV PAOs are not of the same quality. endobj PAOs offer exceptionally low volatility due to their controlled formation, which yields carefully designed molecular weights. 11 46 10.1 Introduction. 0000013783 00000 n 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. The superior low-temperature flow characteristics of PAOs ensure faster coating of critical parts in the compressor during startup, minimizing wear. 0000036809 00000 n Satisfactory to 72F (22C) 2. The viscosity of the base oil is largely irrelevant in relation to the compatibility risks with the thickener. The chart below shows the operating temperature range of a PAO-based, OMG process grease versus comparable mineral-oil-based grease. 165 0 obj endobj 0000010623 00000 n 0000034289 00000 n But what happens below 40C? . endobj xmp.iid:00801174072068118083E936383AAE83 PAOs help meet and exceed the formulation requirements necessary in a wide variety of specifications, including Allison TES-295, Eaton PS-162 and Mil-2105. Having a high viscosity index helps to protect an engine at temperature extremes. These include the tendency to shrink seals and trouble dissolving common oil additives. Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. 0000001726 00000 n Chemical Compatibility Guide Dominant in a commercial sense are polyethylene and polypropylene. 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. This process creates a polymer backbone where oxygen is every third atom, which gives PAG basestocks their distinctive chemical attributes and allows formulators to synthesize various combinations of starters and monomers (block, random, and homopolymer) to create custom basestock types for specific applications. polyalphaolefin compatibility chart. Address new equipment conditions (higher operating temperature and pressure, greater loads and speed). The grease is then inspected for visual abnormalities and can be tested for penetration and four-ball wear change. 232 0 obj This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. M/ B#z9lBGaB=]yz!sG !*, general guideline for pump material selection, from application/x-indesign to application/pdf. The chart below shows the trends in industry specifications regarding low-temperature performance relative to Synfluid PAO. 101 0 obj trailer This property coupled with excellent oxidative stability provides a formidable component in an engine oil formulators toolbox. hb```f``g mBU L4#o0 D We believe that it is possible to achieve a passing mark with even lower amounts of PAO, further reducing costs. concentration from 0.5 percent to 1 percent. 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. This is one clear benefit of using a carefully designed base oil. Chevron Phillips Chemicals Synfluid mPAO 65, 100 and 150 cSt products have very high viscosity indices and lower pour points than other HV PAO products. 0000036701 00000 n The table below shows how our new Synfluid mPAOs offer significant advantages in pour point and viscosity index over conventional high-viscosity PAOs. Conversely, if you reduce the temperature, the reaction rate decreases and the oil lasts longer, providing better protection. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 160 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Grease is a solid to semi-fluid lubricant, typically used for difficult to service equipment, such as bearings or suspension systems. With Synfluid PAO 4 cSt having a 73C ppt and 40C viscosity of 2,380 cSt, a PPD is not necessary. Whether for automotive or industrial applications, these products can improve performance and solve problems. Give us a call. The use of mineral oil-based lubricants in the world, however, is decreasing. Satisfactory to 72 F. 3. The chart below shows pressure coefficient comparisons between PAOs and Group III mineral oils versus pressure: Gear systems are specially designed and require highly specialized lubricants. The properties, advantages, and disadvantages reviewed provide some of the main reasons why. Available on demand until February 16, 2024. 1. 142 0 obj <>stream Polypropylene Satisfactory to 72 F. C Moderate effectFair D Severe effectNot recommended FOOTNOTES 1. For white oil applications, this high saturation level would give a greater degree of chemical inertness.