endobj 0000012483 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. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. The properties, advantages, and disadvantages reviewed provide some of the main reasons why. These 1-dodecene-based products (Synfluid 2.5, 5, 7 and 9cSt PAOs) are now recognized to have superior performance in their own applications. As a result, the jump in the viscosity adversely effects the ability to pump at low temperatures. For the highest quality and performance, choose Synfluid PAO. PDF Chemical Compatibility Guide - Polyurethane - SpillTech Synfluid PAOs, in addition to NSF H1 qualification, are also available as kosher approved products. While pour point is one consideration, a formulator has to take into account the total specification needs. 0000013783 00000 n 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. A similar approach can be applied to your formulations or applications. 232 0 obj Lack of mineral oil solubility is a barrier to expanded use of PAG-based lubricants. Its great to have the opportunity to talk about both. 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. Reducing the viscosity of engine and drivetrain oils lowers fuel consumption by decreased churning losses and viscous drag. With the powerful combination of MOLYKOTE. Were a company with deep-rooted values, and were looking for people like you to join our team. 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. <<264FCCC095A7AD46A42A03D56AD5B96C>]>> Using Chevron Phillips Chemical Synfluid PAOs, OM Group (OMG) has developed a revolutionary new, lower-temperature, abbreviated process for producing greases. 0000134768 00000 n Some specifications have a low-temperature MRV requirement. Ethylene is produced by cracking either crude oil or natural gas. As the viscosity grade decreases, the volatility and high-temperature/high-shear viscosity will be limiting factors. 10.1 Introduction. 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). %PDF-1.4 % All rights reserved. The chart below shows the trends in industry specifications regarding low-temperature performance relative to Synfluid PAO. This formulation achieved a 13% benefit when the PAO was directly substituted with Synfluid PAO. 0000161810 00000 n 0000048689 00000 n First, dont touch the gear box; you will burn your hand. Flash Point (F) SpectraSyn Plus 3.6. 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 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. June 16, 2022; Posted by usa volleyball national qualifiers 2022; 16 . 2013-07-10T14:05:23-05:00 The relationship between antioxidants (A.O.) Tiny bubbles these can cause major issues, such as shorter lubricant life, increased fluid compressibility, lower fluid viscosity and cavitation. PPDs act only on linear or waxy compounds, and these characteristics are absent from PAOs. 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. One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. Polyglycols-40 to 125 C trailer 0000000891 00000 n The 2002 U.S. Farm Bill Act mandates government agencies to purchase environmentally safe, biobased (vegetable oil) lubricants. One key advantage PAOs have over mineral oils is a greater ability to dissipate heat. The challenge presented to a formulator is maintaining the performance levels while achieving biodegradability. Not a subscriber or a registered user yet? polyalphaolefin compatibility chart - ks-sousahonorband.org For instance, boosting the additive package with an additional 0.4% aminic antioxidant, in combination with the Synfluid PAO base oil, achieved a 35 percent improvement in HPDSC results. The chart above shows the exceptional pour points of Synfluid mPAO 65, 100 and 150 cSt compared to traditional PAO 40 and 100 cSt. Each 10C temperature rise can reduce oxidative stability by half. 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. Synfluid PAOs have very narrow molecular weight ranges, which are attributed to our high-purity feedstocks. The combination of air and oil can often lead to foaming issues. According to the U.S. government, biobased is defined as at least 44% biobased carbon content for hydraulic fluids. endobj These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. 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. Since there are no other discernable compounds, Synfluid PAOs are more readily biodegradable and can be used for some food applications. We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees. Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. B = Good, Minor Effect, slight corrosion or discoloration C = Fair, Moderate Effect, not recommended for continuous use. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 159 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> The use of mineral oil-based lubricants in the world, however, is decreasing. We look forward to helping you consolidate your grease cabinet! These include PAOs and also relatively common polyisobutenes (PIB), which are sometimes used as oil additives or as base oils in two-stroke engines. endobj With many new base oils being introduced to the market, lubricant consistency can really be a challenge. 0000000016 00000 n <> Engine oil tests such as VW T-4 and Seq. 0000080859 00000 n PAOs are Newtonian fluids; in other words, their viscosities are fairly independent of shear rate. There can be many benefits from choosing a high VI base fluid. Satisfactory to 72F (22C) 2. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. (2;2222;;;;;;;;;;;;;;;;;@@@@@;@@@@@@@@@@@@@@@@@@@@@ " B 0000036005 00000 n We believe it can be understood by looking at the thermal conductivity and specific heat of the base oils. Satisfactory to 120F (48C) Ratings: Chemical Effect A = Excellent. in extreme environments and to avoid plastic and elastomer compatibility problems. polyalphaolefin compatibility chart - dice-dental.asia 0000034289 00000 n 95 0 obj As the chart above clearly demonstrates, the difference in viscosity as a function of shear rate is magnified as temperature decreases. 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! Heavier components adversely affect low-temperature performance and pour point. 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 . 168 0 obj The vast number of high-quality base oil choices can be daunting when trying to balance fuel efficiency and wear protection. Chevron Phillips Chemicals proprietary manufacturing process and monomer selection combine to produce the groundbreaking performance characteristics that our customers expect from Synfluid polyalphaolefins. 89 0 obj Ethylene is produced by cracking either crude oil or natural gas. !DOaBADOaB&=&=U!z More specialized polyolefins include polyisobutylene and polymethylpentene. This is one clear benefit of using a carefully designed base oil. The key to unlocking the full potential of your formulation requires using the right combination and concentration of antioxidant and Synfluid PAO. endobj As fluids flow throughout the equipment, they travel through various lubrication regimes and shear environments, resulting in viscosity changes for non-Newtonian fluids. 4 0 obj <> endobj European specifications, as well as those in other regions, are expected to tighten. Polyalphaolefin plus TDS | ExxonMobil Product Solutions 0000140193 00000 n 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. Sometimes, one plus one can equal more than two. polyalphaolefin-based lubricants. Polyolefin. Two lubricants with the same VI may perform dramatically differently at low temperatures. The PAOsare produced through synthesizing oligomers of either 1-decene or 1-dodecene. 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. The degree of the advantage may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). PAO-based rotary screw compressor oil offers better performance in the compressor. Specific tests such as the Volkswagen T-4, TDI and Peugeot TU-5 have increased the demand for higher-quality base oils. Our team of experts answer the most frequently asked questions. In a comparison of gear lubricants, PAOs reduced the effective operating temperature by as much as 10 20C. Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. PAO basestocks using conventional catalysts are commercially produced in five low-viscosity grades and two high-viscosity grades to a maximum viscosity of 100 centistokes (cSt) at 100C. Chemical kinetics tell us that if you reduce the temperature, you will reduce the reaction rate. Remember, PAOs are carefully designed, not refined. Since this can be achieved without sacrificing hydrolytic stability, the finished lubricant will maintain superior properties over an extended period of time, resulting in less waste. Polyalphaolefin (PAO) Prices, Price, Pricing, News, Monitor - ChemAnalyst As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. Address specific system site conditions (potential for water ingression). 0 . Whichever low-viscosity base oil is used, it must exhibit viscosity stability and low volatility. The Ethylene price in the Europe region was dull throughout the third quarter of 2022, which abetted the declining price trend of PAO throughout Q3 in Europe. Meet additional regulations (fire-resistance, environmental acceptability). For other applications, PAOs safe and non-toxic nature allows them to be used where incidental food contact certification or kosher approval is necessary. <> 0000007470 00000 n You see, PAOs are carefully designed, not refined. 0000004340 00000 n Blending lower-quality base oils into this formulation would compromise the passing mark. 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. Use of WGHFs increased tremendously due to the publication of the Luxembourg Report in 1961, outlining minimum standards for hydraulic fluid fire-resistance in European coal mines. 1 - High Resistance 2 - Limited Resistance 3 - No Resistance . In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. 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. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. The limits on lowering the viscosity grade are tied to the base oil properties. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. 56 0 obj<>stream With Synfluid PAO 4 cSt having a 73C ppt and 40C viscosity of 2,380 cSt, a PPD is not necessary. 0000003482 00000 n Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. PDF Chemical Resistance Guide - Gilson Eng The difference in the CCS viscosity at -35C is 15 percent, which is substantial. However, unlike foaming, entrained air can be a difficult problem to treat with additives. The mineral oil has both lighter and heavier molecular weight materials. Buna-N Satisfactory for "O . In addition to the low temperature performance demonstrated by CCS, the volatility and viscosity index of the PAO 5 and 7 blend are improved over traditional PAO 6. The claims can include anything from red wine, coffee, and tea to fruits and vegetables that help lower cholesterol or blood pressure, decrease the risks of diabetes or cancer, or lead to a longer life. Give us a call, and well be glad to discuss your applications and provide technical help. Because of their controlled structure, PAOs do not contain lighter, more volatile (small) hydrocarbons. The relative availability of olefin monomer was certainly a consideration (i.e., 1-octene vs. 1-decene). 0000003107 00000 n California Transparency in Supply Chains Act Disclosure. 180 0 obj The lower volatility of Synfluid PAOs 5, 7 and 9 enhances the benefits for the highest quality lubricant. Furthermore, these new formulations allow a range of ISO viscosity grades. These advantages are achieved without the need for VI improvers or other additives, which may promote other deleterious effects as they degrade. Naval Research Laboratory (USNRL) was begun to develop hydraulic fluids that would be more fire-resistant than the ones used at the time based on mineral oil. 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. 0000027693 00000 n 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. 179 0 obj The direct feedstock (normal alpha olefin NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 0000002388 00000 n Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. converted Grade Name. 4 6 General properties of water-soluble, water-insoluble, and oil-soluble PAG basestocks are shown in Table 1. what chemicals to use 0000001764 00000 n hb```f``g mBU L4#o0 D <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> <>stream 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 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.). 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 . 97 0 obj Getting the air to release from the lubricant is vital to allowing the lubricant to do its job. Synfluid PAOs are crafted from an on-purpose process that yields a consistent, high-quality product. Group III mineral oils and Group IV PAOs are not of the same quality. The higher the coefficient, the greater the change in viscosity at elevated pressures. However, VI doesnt tell the whole story it only reflects the viscosity/temperature relationship between 40C and 100C. Focusing on the components of the additive package can further influence the performance of the formulation. 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. PAOs also resist viscosity increases upon oxidation, which is important in sequence IIIE and VW T4 engine tests. Of course, and your options are growing! %PDF-1.4 % In both cases, the reduction in volatility will translate to lower oil consumption and reduced engine varnish over the life of the oil. <> The chart below shows the exceptional fire point advantages of using a 1-dodecene based PAO. 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. The VI trend is only true for a family of base oils. package, an optimal PAO formulation will be different than that of mineral oils. Chevron Phillips Chemical offers two lines of PAOs. PDF PAO chart - Radco Ind 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. 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. The remaining synthetic lubricants are produced from other basestocks, including phosphate esters, polybutenes, silicones, perfluoroalkyl, and polyphenyl ethers. 0000041967 00000 n 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. Polyolefin - Wikipedia concentration from 0.5 percent to 1 percent. endstream endobj 12 0 obj<>/Metadata 9 0 R/AcroForm 13 0 R/Pages 7 0 R/Type/Catalog>> endobj 13 0 obj<>/Encoding<>>>>> endobj 14 0 obj<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC]/Properties<>>>/ExtGState<>>>/Type/Page>> endobj 15 0 obj[/ICCBased 38 0 R] endobj 16 0 obj<>stream Driveline specifications continue to become more stringent. Level of maintenance and labor available. 0000139372 00000 n 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. CHEMIC ATIBILITY 3 Updated 7/2/13 CHEMICALS METALS PLASTICS, ELASTOMERS & LEATHER A: Excellent, B: Good, C: Fair to Poor, D: Not recommended Were a company with deep-rooted values, and were looking for people like you to join our team. 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. 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. %%EOF <]/Prev 170099>> The current trend toward lower viscosities, while providing for extended drain capabilities, does present an interesting challenge for base oils. The VI of Synfluid mPAO 40 and 100 cSt is 170 and 194, respectively. 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 chart illustrates another benefit of using Synfluid PAOs at increased antioxidant treat rates. PAO-based greases are typically used at temperatures over 100C because of thermal and oxidative concerns. 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. Cant find what youre looking for? endobj Polyalphaolefins also have poor fire resistance and biodegradability. Now that fuel economy is more important than ever, even a one percent improvement can make a significant difference on overall costs. Jun 09, 2022. polyalphaolefin compatibility chart . The vast number of high-quality base oil choices can be confusing when balancing fuel efficiency and wear protection. 0000002226 00000 n There are many advantages! General properties of low- and high-viscosity conventional PAO, and metallocene-catalyzed mPAO basestocks, are shown in Table 4. Polyalphaolefin (PAO) Lubricants Explained - Machinery Lubrication Fluids are typically subjected to various shear and temperature conditions. 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 possible to get added property benefits from C12-based Synfluid PAOs. 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). endobj Satisfactory to 72 F. 3. The term synthetic hydrocarbon (SHC) is a general term. 184 0 obj Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. xmp.did:F87F1174072068118083E936383AAE83 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. Other base oil properties need to be considered. 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 effects of the shear rate differences are even more exaggerated at low-temperature startup conditions, when the lubricant function is critical for equipment protection. Use of PAG-based fluids and lubricants began to extend to other applications, first to quenchants and textile lubricants, then to many other lubricant categories, including anhydrous fire-resistant fluids, gear, compressor, and turbine fluids. Specifically, soybean-derived oils or other bio-derived oils alone would not meet some oxidative stability and low-temperature performance requirements.