In addition, a PAO-based multi-purpose grease can be formulated to be both H1 and kosher approved. 184 0 obj However, PAOs can help. Eight standard model Portable Liquid Chillers and ten standard model PAO Carts. Lubricants and possible plastic or rubber compatibility issues Synthetic lubricants can be very different chemically and what defines those differences are the basestocks used as the basis for the lubricant. Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. Sorry, you need to enable JavaScript to visit this website. endobj 0000140275 00000 n
PAOs are the most common synthetic basestock used in industrial and automotive lubricants. Of course, and your options are growing! The most favorable performance is achieved by using the highest-quality base oils. proof:pdf High temperatures can thin and break down oil, crippling its lubricating ability, whereas low temperatures can rob a lubricant of its ability to reach critical parts. Polyalphaolefins Technology | Chevron Phillips Chemical NLGI #2. 0000003107 00000 n
PAOs derived from 1-dodecene can improve many properties, including volatility. 180 0 obj 0000162168 00000 n
However, not all synthetic lubricants are created equal. The latest news, content and events about our company, initiatives, markets and products. The results indicate that the CSC 980 Tan grease has a running torque of 3.77 N-m versus 10.9 N-m for the same grease with an alternate base oil. The chart below illustrates the relative effect base oils have on the operating temperatures in a modified four-ball machine. 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. The table below shows how our new Synfluid mPAOs offer significant advantages in pour point and viscosity index over conventional high-viscosity PAOs. Synfluid PAOs are crafted from an on-purpose process that yields a consistent, high-quality product. 0000001493 00000 n
Chemical Compatibility Guide You can see a medical doctor for your burn, but Dr. Ken Hope can help with your base oil and formulation challenges. Polypropylene Satisfactory to 120 F. 4. <> xmp.did:00801174072068118083E936383AAE83 Some of the disadvantages of PAO-based lubricants are outlined in Table 6. The dodecene-based products offer lower volatility at comparable viscosities to the decene-based products. 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. Base Oil Compatibility Chart Base Oil . Metallocene-catalyzed commercial mPAO basestock grades can attain a viscosity of 300 cSt at 100C. 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. Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. PAOs on the other hand are derived from a clearly defined processing technology using petrochemically pure alpha olefins. Process Chemical Compatibility Guide The grease is then inspected for visual abnormalities and can be tested for penetration and four-ball wear change. The properties, advantages, and disadvantages reviewed provide some of the main reasons why. xmp.iid:00801174072068118083E936383AAE83 Let us help you. 2013-07-10T14:05:23-05:00 Chevron Phillips Chemical has been producing two families of PAOs for close to 25 years. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. Thats a hot topic! MOLYKOTE. 0000007470 00000 n
By utilizing this new process combined with the inherent properties of PAOs, a grease can be produced that can be used in both extreme high- and low-temperature applications. endstream PDF 304 Stainless Steel Chemical Compatibility Chart from ISM - Industrial Spec endobj 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). ]-]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+. Both the foam tendency (the initial amount of foam generated in this test) and the time required for the foam to collapse are remarkably better for Synfluid mPAO. It is really the formulators preference whether to increase the longevity of a vehicles moving parts, haul a heavier load, or save money at the fuel pump. 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. Synfluid PAOs are already known for their excellent low-temperature and oxidative stability properties. We agree, deciphering the requirements that allow you to identify your products as eco-friendly such as the upcoming BioPreferred label can be mind-boggling! 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. Polyglycols-40 to 125 C In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. Ethylene glycol dimethacrylate is the enoate ester that is the 1,2-bis (methacryloyl) derivative of ethylene glycol. Furthermore, PAOs are H-1 approved for incidental food contact and have good organoleptic properties, which broaden the range of end-use applications for metals. Chemical Compatibility Guide 0000036701 00000 n
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High energy costs have hit both businesses and consumers hard, and the pressure is on to conserve. 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. The key to unlocking the full potential of your formulation requires using the right combination and concentration of antioxidant and Synfluid PAO. trailer
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We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees.
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endobj 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 most favorable performance is achieved by using the highest-quality base oils. %PDF-1.4
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Compatible with seals and paint used with mineral oil, no need for change at all operating temperatures. The primary difference between these two products is pour point. default Polyalphaolefin (PAO) Lubricants Explained - Machinery Lubrication As temperature decreases, a higher VI fluid will have reduced viscous drag, which could lead to higher horsepower and energy efficiency. The trend falls short when comparisons are made between PAOs and mineral oils, based solely on the VI. High-viscosity PAO fluids have also become popular in industrial fluids and greases. This article will discuss the most common synthetic fluids aiming to help end-users make the right choice for their applications. . Softening, loss of strength, or swelling may occur. Understanding the advantages and disadvantages of each can help end-users decide which option is best for a given application. Water for liquid cooling comes from different sources. The differences in flash, fire, volatility and viscosity highlight the flexibility benefits of using a Synfluid PAO. We have found that Synfluid metallocene polyalphaolefins (mPAOs) not only have low foaming characteristics, but they also exhibit rapid air release when compared to traditional high-viscosity PAOs. 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). Two major types of synthetic basestockspolyalkylene glycols (PAG) and polyalphaolefin (PAO)and the lubricants formulated from them, will be compared. This chart illustrates another benefit of using Synfluid PAOs at increased antioxidant treat rates. Focusing on the components of the additive package can further influence the performance of the formulation. Our team of experts answer the most frequently asked questions. 177 0 obj To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. We are first in your inbox with the most important news in the industry―keeping you smarter and one-step ahead in this ever-changing and competitive market. <> polyalphaolefin compatibility chart - kazuyasu.net <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 160 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Polyalphaolefin Characteristics Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. Unlike other industrial basestocks, PAOs are generally classified by their kinematic viscosity at 100C. 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. This clearly shows that a PAO base oil substitution can significantly lower operating temperatures of the gear box and extend the required maintenance interval. Working in conjunction with the Union Carbide Chemicals, Plastics Company Inc., and the Mellon Institute of Industrial Research, the USNRL developed the first water-glycol, PAG-thickened, fire-resistant hydraulic fluid (WGHF). Specifically, soybean-derived oils or other bio-derived oils alone would not meet some oxidative stability and low-temperature performance requirements. In contrast, the Synfluid PAO formulation achieves a pass with as little as 30 percent PAO, the balance being Group I mineral oil. News & Technology for the Global Energy Industry. Lowering torque reduces the energy requirements of the equipment and improves grease distribution. This is the case for blending Synfluid PAO 5 and PAO 7. Blending lower-quality base oils into this formulation would compromise the passing mark. 4e739735ec50523ad929b6aac8340ae467185943 0000014966 00000 n
Polyolefin - Wikipedia Ethylene is produced by cracking either crude oil or natural gas. 0000161553 00000 n
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These combined benefits provide the properties required for severe service applications and extended drain intervals. 0000134768 00000 n
A similar approach can be applied to your formulations or applications. Polyalphaolefins FAQ | Chevron Phillips Chemical The remaining synthetic lubricants are produced from other basestocks, including phosphate esters, polybutenes, silicones, perfluoroalkyl, and polyphenyl ethers. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. Conversely, if you reduce the temperature, the reaction rate decreases and the oil lasts longer, providing better protection. 93 0 obj These requirements or specifications will generally identify or recommend a product type (mineral oils, synthetic fluids, or bio-based fluids) and the proper performance requirements (developed into the lubricant by the component chemistry) to allow the machinery to run at an optimum level. 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. H}vUwUw^MwS`y{vV|&s@@9H"61O}/oi~3}\y{)2|
U:iY?_/}|(P^@m`kbu_?>sG-rj?~-r[?wp_2W,)!BkBkB*.]Y""ZBmSB&,zB}B+!B]}u}>gSSS application/pdf The more similar in polarity the lubricants are, the more similar they will behave in the properties mentioned. Were here to help. A product developed by Renewable Lubricants Inc. (RLI), with assistance from Chevron Phillips Chemical, uses Synfluid PAOs combined with biobased oils and specially designed additives. Not necessarily. 175 0 obj 2 shows the flow chart for producing Cu nanolubricants. This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. Research at the U.S. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. endstream
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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. COMPATIBILITY CHART Chemical Natural Rubber SBR, GRS Butyl EPR, EPT, EPDM Buna-N, Nitrile, NBR Hydrin Neoprene Hypalon Urethane, Polyurethane Polysulfide Silicone Fluorosilicone Fluoro Elastomers LEGEND A - RECOMMENDED B - MINOR TO MODERATE EFFECT C - MODERATE TO SEVERE U - UNSATISFACTORY BLANK - INSUFFICIENT DATA Acetaldehyde C U A A U C C U C . The chart below shows that the PAO has a higher specific heat, which means that the PAO is better at absorbing heat. %%EOF
In addition to these advantages, kosher certification for Synfluid PAOs is available upon request. Refined mineral oils often contain sulfurs, aromatics and other compounds that can erode the quality and consistency of a mineral oil. There are distinct advantages in volatility and low-temperature viscosity. 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. Compatibility testing is the best option. startxref
2014-03-26T09:16:41-05:00 The choice of C10- or C12-derived PAO depends on the application and/or specification requirements. Oxidative and other lubricant degradation mechanisms would follow the same trend. These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. Our C12-based grades further improve flash/fire points by as much as 10 percent over other commercial polyalphaolefins. Cant find what youre looking for? 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. A relatively simple test, the criteria of the test varies depending on which grease manufacturer you are dealing with. III F challenge formulators, and their suppliers, to step up performance for the next generation of engine 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. <> !DOaBADOaB&=&=U!z PDF Chemical Compatibility Guide - Polyurethane - SpillTech 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. 101 0 obj One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. This difference in polarity impacts many lubricant properties including elastomer compatibility, paint solvency, deposit control, and lubrication. 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. The difference in the CCS viscosity at -35C is 15 percent, which is substantial. 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. PAOs are uniquely suited to aviation hydraulics because of the inherently high flash/fire points and low volatility. 0
As the chart above shows, lower-viscosity oils can be made without sacrificing low volatility by using PAO base oils. 0000002192 00000 n
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For example, the fraction that has predominantly the 1-decene trimer (C30 oligomer) has a 100C viscosity of 4 cSt and is known as PAO 4. During 2011, Chevron Phillips Chemical acquired PAO assets in Beringen, Belgium, and began mPAO production in Texas. 232 0 obj 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. Understanding PAG- and PAO-Based Lubricants - POWER Magazine The qualitative chart below describes the impact of each grease component on certain performance characteristics: Clearly, the base oil dominates some grease properties, while the additives or thickener drives others. The limits on lowering the viscosity grade are tied to the base oil properties. Absolutely! Group IIIB was unable to consistently pass the TDI or M111 tests. 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 . 0000012483 00000 n
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. You see, PAOs are carefully designed, not refined. Galvanized steel is susceptible to attack by some chemicals which may cause . Our unique PAO 2.5cSt further improves flash/fire points by as much as 10 percent over other commercial polyalphaolefins. A run through the test: One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. Youre not kidding! PAO-based greases are typically used at temperatures over 100C because of thermal and oxidative concerns. So yes, PAOs can provide flexibility in your food-grade base oil selection, depending upon your performance requirements. We offer a wide range of solutions essential to your products. xmp.did:F87F1174072068118083E936383AAE83 PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. The second step is the hydrogenation of the remaining double bonds (unsaturation) in the oligomer and subsequent distillation to separate the unreacted monomer and light-viscosity grade PAO. Group V oils also include esters and naphthenic oils. 0000103071 00000 n
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This is a far greater benefit than can be achieved from other base oils. BioPreferred is a registered service mark of the United States Department of Agriculture. JFIF Adobe d ##''$ %'% $('++++'()02520)7;;;;7;;;;;;;;;;;;;;;
""2(! The higher the coefficient, the greater the change in viscosity at elevated pressures. The relationship between antioxidants (A.O.) Compatibility testing is generally carried out at high temperatures, simulating an accelerated life and poor or stressful conditions for the plastic and elastomer/rubber. The 2002 U.S. Farm Bill Act mandates government agencies to purchase environmentally safe, biobased (vegetable oil) lubricants. Chemical Compatibility Chart | ISM - Industrial Spec 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. PDF COMPATIBILITY CHART - Rubber Group So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. The viscosity of the base oil is largely irrelevant in relation to the compatibility risks with the thickener. Chevron Phillips Chemicals PAO history dates back to December 1980, when the continuous PAO unit at Cedar Bayou, Texas, started up with heritage Gulf Oil, which Chevron Chemical subsequently acquired in 1985. All rights reserved. But what happens below 40C? endobj NYE ENGINEERING CHART - Nye Lubricants Based on recent average gas prices, conserving just 1% to 2% of the U.S. fuel consumption per year would save $14 million per day. The VI trend is only true for a family of base oils. 176 0 obj For instance, many producers have tailored production to Group II+ stocks at 118119 VI, just below the ambiguous Group III limit of 120VI. Polyalphaolefin plus TDS | ExxonMobil Product Solutions Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. %PDF-1.4
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As a result, the jump in the viscosity adversely effects the ability to pump at low temperatures. This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. Leaking fluids from equipment used in sensitive geographical areas can have long-term negative consequences on the environment. 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. As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. The chart below shows specific properties of four of our PAO grades that are well-suited to metalworking applications. From then on, the company introduced 1-dodecene-based PAOs in 1995, which have grown steadily in popularity. PAG basestocks are classified as a Group V oil, meaning a synthetic basestock that is not defined as a Group I, II, III, or IV base oil. and PAO plays an integral part of meeting the challenge for top-tier oils. These include PAOs and also relatively common polyisobutenes (PIB), which are sometimes used as oil additives or as base oils in two-stroke engines. 0000035336 00000 n
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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.