0000034554 00000 n As the chart above clearly demonstrates, the difference in viscosity as a function of shear rate is magnified as temperature decreases. III F challenge formulators, and their suppliers, to step up performance for the next generation of engine oils. JFIF Adobe d ##''$ %'% $('++++'()02520)7;;;;7;;;;;;;;;;;;;;; ""2(! '0v^ Ln 1qDP]C[,z[v(u_g.Fh{K>8rI,[GV&mE}^ 9S87PGgT hO"4=]3JVp ZmU[@=ocLV]P *y`# dY'!3!IP0O. This same technology can also be beneficial for biobased gear lubricants, chain and cable lubricants/greases, and other applications for equipment used in sensitive environmental areas. 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. what chemicals to use Great question! Using PAOs with biobased oils can provide both high performance and biodegradability. Applications for PAO-based lubricants expanded to circulating and gear oils. 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. 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. polyalphaolefin-based lubricants. Oxidative and other lubricant degradation mechanisms would follow the same trend. B = Good, Minor Effect, slight corrosion or discoloration C = Fair, Moderate Effect, not recommended for continuous use. polyalphaolefin compatibility chart Posted by . 0000162168 00000 n Grease is a solid to semi-fluid lubricant, typically used for difficult to service equipment, such as bearings or suspension systems. One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. When you add up the benefits, you may see that one plus one can make more than two. Chemical Compatibility Guide Since we use essentially pure 1-decene or 1-dodecene to produce Synfluid PAOs, there is a narrow isomeric distribution for each oligomer. This formulation achieved a 13% benefit when the PAO was directly substituted with Synfluid PAO. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. ]-]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+. H|% `\ml emt8uHJs;7W*"_?~o~O? 0000001216 00000 n Some of the advantages of PAO-based lubricants are summarized in Table 5. Engine oil tests such as VW T-4 and Seq. endobj However, moving to lower-viscosity oils is a possibility only if you can maintain a low Noack volatility for emissions control and lubricant stability. 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. In addition, a PAO-based multi-purpose grease can be formulated to be both H1 and kosher approved. A run through the test: polyalphaolefin compatibility chart. Metallocene-catalyzed commercial mPAO basestock grades can attain a viscosity of 300 cSt at 100C. To improve fuel economy, OEMs are moving toward lower-viscosity oils, even in heavy-duty diesel engines. Aviation hydraulics require the use of PAOs because of the inherently high flash/fire points and low volatility. 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. Sometimes, one plus one can equal more than two. Were a company with deep-rooted values, and were looking for people like you to join our team. These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. High energy costs have hit both businesses and consumers hard, and the pressure is on to conserve. For instance, Chemtool Incorporated utilizes Synfluid PAOs in greases, and they have been able to formulate their products to take specific advantage of Synfluid PAO properties, yielding improvements in low-temperature mobility and torque. 0000021835 00000 n Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. 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. Refined mineral oils often contain sulfurs, aromatics and other compounds that can erode the quality and consistency of a mineral oil. 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. I love to talk about food, and I love to talk about Synfluid PAO! The vast number of high-quality base oil choices can be daunting when trying to balance fuel efficiency and wear protection. endobj Therefore, at high temperatures, it is advantageous to utilize a more stable base oil, specifically Synfluid PAO.
This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak.
Chemical Compatibility Chart | ISM - Industrial Spec As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. Lower-viscosity PAOs have a unique property of biodegradability. 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. Certainly! Using the same PAO, we achieved 15 percent higher oxidative stability by increasing the A.O. application/pdf If you would like us to test your formulation or have questions about our formulating experience, give us a call. But wait, it gets even better! Leaking fluids from equipment used in sensitive geographical areas can have long-term negative consequences on the environment. Because a certain level of biodegradability can be achieved without sacrificing PAOs key benefits, a finished lubricant based on a PAO/biobased blend will maintain superior properties over an extended period of time, resulting in less waste.
Polyalphaolefin (PAO) Lubricants Explained - Machinery Lubrication Each 10C temperature rise can reduce oxidative stability by half.
polyalphaolefin compatibility chart - ks-sousahonorband.org 273 0 obj <> endobj xref 273 24 0000000016 00000 n As fluids flow throughout the equipment, they travel through various lubrication regimes and shear environments, resulting in viscosity changes for non-Newtonian fluids. startxref Base Oil Compatibility Chart Base Oil . converted 178 0 obj Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. 0000002388 00000 n Available on demand until February 16, 2024. 0000036701 00000 n The properties mentioned above are in addition to the normally excellent performance you have come to recognize with PAO. Thermal conductivity is the measure of the ability to conduct heat. And we pioneered and patented our unique C12-based PAOs in the 1990s. Why does this happen? 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. Volatility is a concern for many applications, especially where higher operating temperatures occur or longer service life is desired. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. With regard to performance, PAOs are able to maintain excellent thermal and oxidative stability as well as the low-temperature benefits they are known for. guide for chemical uses 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. 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). PAO-based lubricants offer a significant advantage in oxidative stability. Polyalkylene glycol (PAG) and polyalphaolefin (PAO) are two synthetic lubricant options for industrial applications. News & Technology for the Global Energy Industry. This is especially true when you consider the entire operating temperature range including startup. 0000161878 00000 n Polyalphaolefin is by far the most common major synthetic base oil used in industrial and automotive lubricants. 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.
MOLYKOTE PAO Polyalphaolefin Oil - DuPont In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. The first step is the synthesis of oligomers (polymers with few repeating monomer units) from the linear alpha-olefin. 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. xref 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. 0000012542 00000 n Furthermore, we are able to achieve these properties with non-decene alpha olefin feedstocks while providing advantages over existing products and extending feedstock supply. We look forward to helping you consolidate your grease cabinet! polyalphaolefin compatibility chart. 0000140275 00000 n Blending lower-quality base oils into this formulation would compromise the passing mark. The degree of the advantage may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). 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. It is possible to get added property benefits from C12-based Synfluid PAOs. The term synthetic hydrocarbon (SHC) is a general term. Polyalphaolefin Characteristics 4 0 obj <> endobj Two major types of synthetic basestockspolyalkylene glycols (PAG) and polyalphaolefin (PAO)and the lubricants formulated from them, will be compared. Using Chevron Phillips Chemical Synfluid PAOs, OM Group (OMG) has developed a revolutionary new, lower-temperature, abbreviated process for producing greases. With many new base oils being introduced to the market, lubricant consistency can really be a challenge.
Polyalphaolefins Technology | Chevron Phillips Chemical PAOs are uniquely suited to aviation hydraulics because of the inherently high flash/fire points and low volatility. Whichever low-viscosity base oil is used, it must exhibit viscosity stability and low volatility.
polyalphaolefin compatibility chart - wolfematt.com Thats a hot topic! The chart below shows rotary bomb (ASTM D2272) results between Synfluid PAOs and some mineral oils. 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. . Conversely, if you reduce the temperature, the reaction rate decreases and the oil lasts longer, providing better protection. The table below shows a comparison of conventional hydraulic oils with the new PAO biobased lubricant from RLI. 0000018828 00000 n 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. Not necessarily. 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. 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 Fluid distribution panels are also discussed. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. 0000001493 00000 n
PDF Chemical Compatibility Chart - Emerson 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. Compatible with seals and paint used with mineral oil, no need for change at all operating temperatures. 99 0 obj In these extreme services, a PAO-based lubricant is able to reach the area that requires lubrication and prevent damage or wear. Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. trailer More uniform in structure than conventional PAO basestocks, they provide similar advantages of high viscosity indices, excellent low-temperature fluidity, and shear stability but with additional thickening ability. 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.
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