Sorry, you need to enable JavaScript to visit this website. The VI of PAOs typically only varies one to two points. <>>> RESISTANCE CHART RATINGS CHEMICAL EFFECT A No effectExcellent B Minor effectGood 2. 89 0 obj polyalphaolefin compatibility chart. Therefore, at high temperatures, it is advantageous to utilize a more stable base oil, specifically Synfluid PAO. 2014-03-26T09:12:59.004-05:00 Polyalkylene glycol (PAG) and polyalphaolefin (PAO) are two synthetic lubricant options for industrial applications. <> 4 Chemicals PVC CPVC PP PVDF ABS. PAOs help to balance the protection and energy conservation requirements in equipment because they are more Newtonian than mineral oils. Jun 09 Comentarios desactivados en polyalphaolefin compatibility chart. These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. Low molecular weight compounds will degrade other performance requirements, such as volatility, flash and fire points. 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. <> material chemical compatibility B = Good, Minor Effect, slight corrosion or discoloration C = Fair, Moderate Effect, not recommended for continuous use. endobj 168 0 obj Its estimated that over 100 million gallons of fluids leak from hydraulic machinery and other lubricant equipment in North America each year! 0000001211 00000 n Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. California Transparency in Supply Chains Act Disclosure. The dodecene-based products offer lower volatility at comparable viscosities to the decene-based products. Fluids are typically subjected to various shear and temperature conditions. 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. 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. The table below shows how our new Synfluid mPAOs offer significant advantages in pour point and viscosity index over conventional high-viscosity PAOs. 0000001493 00000 n Synfluid mPAOs exhibit faster air release times, particularly when comparing the 100 cSt blends. Some properties such as Viscosity Index (VI) or C viscosity can approach those of PAOs. endstream endobj 8 0 obj <>stream Finally, due to their excellent response to antioxidants, Spectra-Syn Plus PAO can be formulated to resist thermal oxidative attack. They are also employed as base fluids in some wide temperature range greases. 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. First, dont touch the gear box; you will burn your hand. Using Chevron Phillips Chemical Synfluid PAOs, OM Group (OMG) has developed a revolutionary new, lower-temperature, abbreviated process for producing greases. endobj 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. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. endobj 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. 4 0 obj <> endobj The differences in flash, fire, volatility and viscosity highlight the flexibility benefits of using a Synfluid PAO. Thermal conductivity is the measure of the ability to conduct heat. Base Oil Compatibility Chart Base Oil . Adobe PDF Library 10.0.1 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. If you would like us to test your formulation or have questions about our formulating experience, give us a call. Having a high viscosity index helps to protect an engine at temperature extremes. Synthetic lubricants can be very different chemically and what defines those differences are the basestocks used as the basis for the lubricant. Recent advancements in additive technology and synthetic base fluid manufacturing are pushing the performance edges that make current lubricant offerings better than ever. Please dont hesitate to reach out to us if you have any questions! 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. PAOs are uniquely suited to aviation hydraulics because of the inherently high flash/fire points and low volatility. Specific tests such as the Volkswagen T-4, TDI and Peugeot TU-5 have increased the demand for higher-quality base oils. Its great to have the opportunity to talk about both. Chemical Compatibility Guide 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. The chart below shows an example of an engine oil formulation with two different quality PAOs. Synfluid PAOs are crafted from an on-purpose process that yields a consistent, high-quality product. A run through the test: News & Technology for the Global Energy Industry. Leaking fluids from equipment used in sensitive geographical areas can have long-term negative consequences on the environment. Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. 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. 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. Our Synfluid mPAO is based on a single monomer, AlphaPlus 1-Octene. This is compared to a conventional hydraulic fluid in the chart below. application/pdf However, PAGs and PAOs are two totally different chemical types of synthetic base stocks. Adobe InDesign CS6 (Macintosh) polyalphaolefin compatibility chart. Give us a call, and well be glad to discuss your applications and provide technical help. While typical hydraulic oils are not biodegradable, this new system achieves the ultimate biodegradation rating (ASTM D5864 PW1) and even improves several performance parameters, not previously attainable. This chart illustrates another benefit of using Synfluid PAOs at increased antioxidant treat rates. Give us a call. Since PAO fluids are synthetic hydrocarbons, they are compatible with and often combined with mineral-based oils. 0000103071 00000 n However, VI doesnt tell the whole story it only reflects the viscosity/temperature relationship between 40C and 100C. PAOs on the other hand are derived from a clearly defined processing technology using petrochemically pure alpha olefins. Chemical kinetics tell us that if you reduce the temperature, you will reduce the reaction rate. Ethylene is produced by cracking either crude oil or natural gas. Refined mineral oils often contain sulfurs, aromatics and other compounds that can erode the quality and consistency of a mineral oil. Better heat transfer coefficients, increased lubricity and the basic chemical structure of PAOs all contribute to the lower temperature in the gearbox. 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. endobj Not a subscriber or a registered user yet? C 20 40 60 20 40 60 80 100 20 40 60 80 100 20 40 60 80 100 120 20 40 60 . 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. There are emerging markets that demand the improved VI and volatility that only the C12-based PAOs can deliver. '0v^ Ln 1qDP]C[,z[v(u_g.Fh{K>8rI,[GV&mE}^ 9S87PGgT hO"4=]3JVp ZmU[@=ocLV]P *y`# dY'!3!IP0O. 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. endobj Meet additional regulations (fire-resistance, environmental acceptability). 0000000416 00000 n These include the tendency to shrink seals and trouble dissolving common oil additives. Because of this extensive chemical compatibility, which spans considerable concentration and temperature ranges, . As shown in the chart below, our PAOs have shown very little fluctuation over the years, with stable viscosities at 100, 40 and -40C even as weve made improvements to characteristics such as oxidative stability. However, not all synthetic lubricants are created equal. 0000001605 00000 n 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. Polyalphaolefins offer great high temperature properties and low volatility. 0000002192 00000 n The chart below shows the operating temperature range of a PAO-based, OMG process grease versus comparable mineral-oil-based grease. A polyolefin is a type of polymer with the general formula (CH 2 CHR) n where R is an alkyl group. This provides several advantages, one of which can be illustrated by gas chromatography. 101 0 obj Group IIIB was unable to consistently pass the TDI or M111 tests. PAOs are considered a very pure substance since they are derived from petrochemically pure ethylene and then from 1-decene or 1-dodecene, which could be considered a further purification step. PAOs derived from 1-dodecene can improve many properties, including volatility. D = Severe Effect, not recommended for ANY use. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. 0000002995 00000 n In order of volume used, they are: polyalphaolefins (PAOs), organic esters, and polyglycols. PAO SYNTHETIC MATERIAL COMPATIBILITY CHART This table is aids in the selection of elastomers, plastics and paints for use in conjunction with PAO synthetic fluids. This is a recurring situation and is what led to the development of 1-dodecene based Synfluid PAOs in 1995. To improve fuel economy, OEMs are moving toward lower-viscosity oils, even in heavy-duty diesel engines. endstream endobj 5 0 obj <>>> endobj 6 0 obj <>>>/Rotate 0/Type/Page>> endobj 7 0 obj <>stream 0000135615 00000 n Using PAOs with biobased oils can provide both high performance and biodegradability. . ]-]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+. The higher the coefficient, the greater the change in viscosity at elevated pressures. Some specifications have a low-temperature MRV requirement. Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. All rights reserved. Chemical Compatibility Guide PAOs offer exceptionally low volatility due to their controlled formation, which yields carefully designed molecular weights. PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. 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. So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. Kinematic Viscosity @ 100C (cSt) Kinematic Viscosity @ 40C (cSt) Pour Point (F) Molecular Weight. To help you optimize your application, Chevron Phillips Chemical offers a wide variety of PAOs delivering oxidative and thermal stability advantages. So yes, PAOs can provide flexibility in your food-grade base oil selection, depending upon your performance requirements. One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. This is just one of the many performance advantages of Synfluid mPAO. 2013-07-10T14:05:23-05:00 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. 11 46 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. Therefore, they are commonly blended or combined with organic ester synthetic base oils to provide a blended base oil that does not have these negative characteristics. PAO- and PAG-based lubricants are both hydrolytically stable and have low pour points. 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). Heavier components adversely affect low-temperature performance and pour point. 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. Youre not kidding! 2 shows the flow chart for producing Cu nanolubricants. As the chart above clearly demonstrates, the difference in viscosity as a function of shear rate is magnified as temperature decreases. 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. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. It is not reactive at room temperatures, except by strong oxidizing agents, and some solvents cause swelling. The limits on lowering the viscosity grade are tied to the base oil properties. For instance, many producers have tailored production to Group II+ stocks at 118119 VI, just below the ambiguous Group III limit of 120VI. These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. 2013-07-10T14:05:23-05:00 As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. 0000017423 00000 n 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). startxref in extreme environments and to avoid plastic and elastomer compatibility problems. xmp.iid:00801174072068118083E936383AAE83 11 0 obj <> endobj And we pioneered and patented our unique C12-based PAOs in the 1990s. To correctly identify what type of fluid is needed, the end-user must know the minimum lubricant requirements for that piece of equipment. Other base oil properties need to be considered. Furthermore, the advantages of exceeding the minimum requirements for driveline fluids will enhance the benefits of the finished lubricant. endobj As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. The C12-derived PAOs were created to give better volatility, giving formulators four new options when choosing PAOs. According to the U.S. government, biobased is defined as at least 44% biobased carbon content for hydraulic fluids. These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. !DOaBADOaB&=&=U!z These are areas where PAOs excel. Changes in low-temperature viscometrics and oxidative stability requirements demand higher-quality base oils. Eight standard model Portable Liquid Chillers and ten standard model PAO Carts. As a result, the jump in the viscosity adversely effects the ability to pump at low temperatures. A drop-in replacement for petroleum, it's used in countless applications in many industries. 0000000995 00000 n It is possible to get added property benefits from C12-based Synfluid PAOs. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 162 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> With todays oils requiring a higher-quality lubricant basestock to meet more stringent tests, polyalphaolefins are perfectly tailored and consistently manufactured to meet the challenge. Some of the disadvantages of PAO-based lubricants are outlined in Table 6. So, whether used for gear or engine oils, PAOs provide more consistent properties and a level of purity not available from other base oil groups. Adobe PDF Library 10.0.1 Why does this happen? Consistent feedstocks give rise to consistent PAO quality, resulting in consistent finished fluid performance. Conversely, if you reduce the temperature, the reaction rate decreases and the oil lasts longer, providing better protection. The chart below shows that the PAO has a higher specific heat, which means that the PAO is better at absorbing heat. These advantages are achieved without the need for VI improvers or other additives, which may promote other deleterious effects as they degrade. Chevron Phillips Chemical has consistently said that we would bring something to the market when we could provide products that are unique and offer advantages to our customers. While one lot of Group IIIA mineral oil passed this battery of tests, it is quite different from the quality of the other Group III stocks. %PDF-1.4 % This formulation achieved a 13% benefit when the PAO was directly substituted with Synfluid PAO. 0000033361 00000 n The superior benefits of PAOs enable formulators to meet these challenges. 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. endobj 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. 0000022832 00000 n polyalphaolefin compatibility chart Posted by . PAOs are used extensively in automotive fluids as well as hydraulic, gear and bearing oils, working in extremely cold climates or hot applications. The combination of air and oil can often lead to foaming issues. 0000018828 00000 n Compatibility testing is the best option. Jun 09, 2022. polyalphaolefin compatibility chart . Galvanized steel is susceptible to attack by some chemicals which may cause . Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. 0000000776 00000 n To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. Each 10C temperature rise can reduce oxidative stability by half. Our C12-based grades further improve flash/fire points by as much as 10 percent over other commercial polyalphaolefins. Give us a call to discuss how Synfluid PAOs can withstand the pressure in your hydraulic applications. In a comparison of gear lubricants, PAOs reduced the effective operating temperature by as much as 10 20C. We make the petrochemical solutions found in products of all kinds with purpose, collaboration and care. 0000032842 00000 n 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. xb```f``5``c`X% @kVTW(4n5@,6$ ^09z| R/'T4D:/Iih2f/W8 CV@Vb n m[ iF ^` -2 Grease is a solid to semi-fluid lubricant, typically used for difficult to service equipment, such as bearings or suspension systems. The benefit of a lubricant to the end user is an important question, and the behavior of a base oil is only one of many variables affecting the performance of a finished formulation. Chemical Compatibility Guide 0000036809 00000 n The rotary bomb bench test is a strong predictor of how base oils will perform in many automotive and industrial applications. endobj Synfluid PAOs provide outstanding improvements in oxidation stability, volatility, water separability and viscometrics, greatly improving oil and hardware longevity. 0000042568 00000 n 93 0 obj Driveline specifications continue to become more stringent. This is a far greater benefit than can be achieved from other base oils. %%EOF The Scanning Brookfield chart on this page demonstrates the difference in viscometrics between a Synfluid PAO and a pour point depressed mineral oil. 0000012542 00000 n 2023 DuPont. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. 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. 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. 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. Applications for PAO-based lubricants expanded to circulating and gear oils. Satisfactory to 120F (48C) Ratings: Chemical Effect A = Excellent. PAO basestocks were developed in the 1930s and used commercially as a base for engine oils starting in the 1970s. A similar approach can be applied to your formulations or applications. PAO quality is unrivaled in the industry. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 159 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> This is the case for blending Synfluid PAO 5 and PAO 7. 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. From then on, the company introduced 1-dodecene-based PAOs in 1995, which have grown steadily in popularity. For white oil applications, this high saturation level would give a greater degree of chemical inertness. There can be many benefits from choosing a high VI base fluid. California Transparency in Supply Chains Act Disclosure.