Glad you asked! 2023 DuPont. Oxidative and other lubricant degradation mechanisms would follow the same trend. <>stream
Kinematic Viscosity @ 100C (cSt) Kinematic Viscosity @ 40C (cSt) Pour Point (F) Molecular Weight. To get a superior lubricant, you need to start with a superior base oil. However, moving to lower-viscosity oils is a possibility only if you can maintain a low Noack volatility for emissions control and lubricant stability. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. 0000036809 00000 n
This chart illustrates another benefit of using Synfluid PAOs at increased antioxidant treat rates. 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. To help you optimize your application, Chevron Phillips Chemical offers a wide variety of PAOs delivering oxidative and thermal stability advantages. startxref
They are also employed as base fluids in some wide temperature range greases. 4 6
PAO-based greases are typically used at temperatures over 100C because of thermal and oxidative concerns. %PDF-1.4
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After the formation of the Chevron Phillips Chemical joint venture in 2000, a 10 KTA PAO unit expansion followed soon thereafter. The chart differentiates the blending capabilities of various base oils to meet energy-efficient motor oils. The lower volatility of Synfluid PAOs 5, 7 and 9 enhances the benefits for the highest quality lubricant. 0000036029 00000 n
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. 0000135019 00000 n
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. 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. Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. 102 0 obj In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. Two lubricants with the same VI may perform dramatically differently at low temperatures. 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. endobj This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. Some of the disadvantages of PAO-based lubricants are outlined in Table 6. Sorry, we couldn't find anything that matched your search, 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. in extreme environments and to avoid plastic and elastomer compatibility problems. There are multiple formulations behind the science of synthetic lubricants that can complicate making the right choice for any application. REFERENCEPAGES 1-800-833-7958 www.geotechenv.com fax303-322-7242 sales@geotechenv.com ChemicalCompatibilityTable For All Non-Metals For Metals R=Resistant E<2milsPenetration/Year Chemical Compatibility Guide 2013-07-10T14:05:23-05:00 3.0 CHEMICAL COMPATIBILITY GUIDE FOR METALLIC MATERIALS In addition to this chemical compatibility chart, report TR-60C, Bal Seal has two other reports: report TR-60A "Chemical Compatibility Guide for Bal Seal PTFE, Filled PTFE, and Polyethylene Seal 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. 0000080859 00000 n
Synfluid PAO improves finished lubricant performance when formulated into biodegradable and biobased lubricants in low-temperature viscometrics and oxidative stability. 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. In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. General properties of water-soluble, water-insoluble, and oil-soluble PAG basestocks are shown in Table 1. 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. The grease is then inspected for visual abnormalities and can be tested for penetration and four-ball wear change. 0000139372 00000 n
default The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of compatibility before using any SpillTech product. Dominant in a commercial sense are polyethylene and polypropylene. While viscosity improvers can enhance VI, they can break down over time, resulting in diminished performance. The direct feedstock (normal alpha olefin NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. Grease is a solid to semi-fluid lubricant, typically used for difficult to service equipment, such as bearings or suspension systems. 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. Heavier components adversely affect low-temperature performance and pour point. This provides several advantages, one of which can be illustrated by gas chromatography. One obvious trend is that low-viscosity oils are beneficial in improving fuel efficiency. So yes, PAOs can provide flexibility in your food-grade base oil selection, depending upon your performance requirements. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. 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. PAOs derived from 1-dodecene can improve many properties, including volatility. Lowering torque reduces the energy requirements of the equipment and improves grease distribution. 168 0 obj Aluminum is compatible with fluids such as polyalphaolefin (PAO), oil, ethylene glycol and water solutions (EGW), as well as Fluorinert, an electrically insulating inert perfluorocarbon fluid manufactured by 3M and used in many electronics cooling applications. 0000002192 00000 n
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PAO-based lubricants offer a significant advantage in oxidative stability. These include PAOs and also relatively common polyisobutenes (PIB), which are sometimes used as oil additives or as base oils in two-stroke engines. Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. Were a company with deep-rooted values, and were looking for people like you to join our team. 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 magnitude of these benefits will depend on the particular formulation. These compounds are not discernable in Synfluid PAOs. We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees. Challenges like these truly reveal the performance advantages of 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>> 0000135087 00000 n
However, VI doesnt tell the whole story it only reflects the viscosity/temperature relationship between 40C and 100C. 11 46
PAOs help to balance the protection and energy conservation requirements in equipment because they are more Newtonian than mineral oils. A solution, developed by Renewable Lubricants Inc. (RLI) with assistance from Chevron Phillips Chemical, is the use of Synfluid PAOs combined with biobased oils and specially designed additives. polyalphaolefin compatibility chart. They may also be used to develop high-performance, environmentally friendly lubricants. Copyright 2023 Chevron Phillips Chemical Company LLC. First, dont touch the gear box; you will burn your hand. @0NI$$I)I$JRI$I$$I)I$JRI$'I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$L$I$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$IJI$RI$I%)ekvEJX'I$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJL'I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI2tI%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RI$I%)$IJI$RID4>))I$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I$JRI$I$$I)I*4V~u. cally stable, have good compatibility with mineral oils and can be combined with other more polar synthetic basestocks (e.g. what chemicals to use 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. To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. endobj 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. 0000162168 00000 n
A grease formulated with Synfluid PAO and OMGs Calciplex grease precursor could yield a multipurpose product, which allows for consolidation of your grease inventory. California Transparency in Supply Chains Act Disclosure. hb```f``g mBU L4#o0 D
Low molecular weight compounds will degrade other performance requirements, such as volatility, flash and fire points. Sorry, you need to enable JavaScript to visit this website. The chart below shows rotary bomb (ASTM D2272) results between Synfluid PAOs and some mineral oils. 0000161553 00000 n
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The chart below shows that the PAO has a higher specific heat, which means that the PAO is better at absorbing heat. Typically, as the viscosity drops, the volatility increases. 0000052609 00000 n
Some of the advantages of PAO-based lubricants are summarized in Table 5. The PAOs . 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. Polyalphaolefins also have poor fire resistance and biodegradability. 0000017608 00000 n
Nine standard circulating fluids including d-Limonene, FC77 Flourinert, Galden, Lexol 408, Paratherm CR, Coolanol and PAO. Chemical Compatibility Guide %PDF-1.4
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Furthermore, the process is a simpler, more energy-efficient route for grease production. False 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. endobj This is especially true when you consider the entire operating temperature range including startup. Eight standard model Portable Liquid Chillers and ten standard model PAO Carts. A formulator choosing the right base oil is like a craftsman choosing the right tool it needs to fit the job. 2014-03-26T09:16:41-05:00 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. RESISTANCE CHART RATINGS CHEMICAL EFFECT A No effectExcellent B Minor effectGood 2. To improve seal compatibility of PAO-based lubricants, an ester is added to . 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). This is one clear benefit of using a carefully designed base oil. 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. 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 . More specialized polyolefins include polyisobutylene and polymethylpentene. June 16, 2022; Posted by usa volleyball national qualifiers 2022; 16 . For instance, excellent water separation improves compressor operability by reducing the chance of emulsion formation. 0000007470 00000 n
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As a result, the jump in the viscosity adversely effects the ability to pump at low temperatures. PAOs offer exceptionally low volatility due to their controlled formation, which yields carefully designed molecular weights. 0000139641 00000 n
In addition to meeting current limits, a lower viscosity will reduce energy consumption. Satisfactory to 72 F. 3. endobj There are other advantages, such as oxidative and thermal stability, which you would naturally expect from a PAO-based product. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. <> Youre not kidding! As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. The properties mentioned above are in addition to the normally excellent performance you have come to recognize with PAO. The chart below shows the gas chromatogram of PAO versus white mineral oil, illustrating the relative enhanced purity of PAO. Process Chemical Compatibility Guide Synfluid PAOs also have a very high degree of saturation, which in lubricants provides oxidative stability. 4 0 obj
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With the powerful combination of MOLYKOTE. When PAO 5 and PAO 7 are compared to equiviscous blends of other PAOs, the volatility advantage can be seen more clearly. Fluids are typically subjected to various shear and temperature conditions. Polyphenols are a complicated group of plant-based chemicals. Due to constraints with the supply of 1-decene, the traditional feedstock for PAOs, producers have experimented with alternative feedstocks to meet demand. 97 0 obj The higher the coefficient, the greater the change in viscosity at elevated pressures. 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). PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. 0000010736 00000 n
Compatible with seals and paint used with mineral oil, no need for change at all operating temperatures. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. This article will discuss the most common synthetic fluids aiming to help end-users make the right choice for their applications. trailer
Satisfactory to 120F (48C) Ratings: Chemical Effect A = Excellent. 10.1 Introduction. 169 0 obj
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. Synfluid PAOs, in addition to NSF H1 qualification, are also available as kosher approved products. Finally, due to their excellent response to antioxidants, Spectra-Syn Plus PAO can be formulated to resist thermal oxidative attack. H|%
`\ml emt8uHJs;7W*"_?~o~O? Typically, petroleum-base oils are not synonymous with terms like green or environmentally friendly. The chart below shows the operating temperature range of a PAO-based, OMG process grease versus comparable mineral-oil-based grease. Furthermore, these new formulations allow a range of ISO viscosity grades. 0000042568 00000 n
When you add up the benefits, you may see that one plus one can make more than two. 0000003221 00000 n
The most favorable performance is achieved by using the highest-quality base oils. Adobe PDF Library 10.0.1 Process Chemical Compatibility Guide <>>> 0000004968 00000 n
This difference in polarity impacts many lubricant properties including elastomer compatibility, paint solvency, deposit control, and lubrication. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. As the chart above shows, lower-viscosity oils can be made without sacrificing low volatility by using PAO base oils. Actions. 2014-03-26T09:12:59.004-05:00 Heres an overview of our production process: Copyright 2023 Chevron Phillips Chemical Company LLC. 2023 Access Intelligence, LLC - All Rights Reserved. Volatility is a concern for many applications, especially where higher operating temperatures occur or longer service life is desired. 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. The uniquely beneficial quality of PAOs has been demonstrated in a series of European engine tests. Fluid distribution panels are also discussed. But what happens below 40C? PAO- and PAG-based lubricants are both hydrolytically stable and have low pour points. 0000000016 00000 n
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In these extreme services, a PAO-based lubricant is able to reach the area that requires lubrication and prevent damage or wear. 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. Temp. This is just one of the many performance advantages of Synfluid mPAO. 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. 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. In contrast, the Synfluid PAO formulation achieves a pass with as little as 30 percent PAO, the balance being Group I mineral oil. xmp.iid:00801174072068118083E936383AAE83 High molecular weight compounds will degrade pour point, cold crank and other low-temperature viscometrics. Chemical kinetics tell us that if you reduce the temperature, you will reduce the reaction rate. Please dont hesitate to reach out to us if you have any questions! 0000002388 00000 n
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There are many advantages! P.V.C. 0000002995 00000 n
Approximately 80% of synthetic lubricants used in the world are of three types. 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. But wait, it gets even better! polyalphaolefin compatibility chart. 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. 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. Sometimes, one plus one can equal more than two. However, Synfluid PAOs can be formulated to be biodegradable and are well known for standing out from conventional base oils. In addition to these properties, weve also seen a significant reduction in the traction coefficient as compared to conventional high-viscosity PAOs. Synfluid PAOs provide outstanding improvements in oxidation stability, volatility, water separability and viscometrics, greatly improving oil and hardware longevity. endobj 0000004079 00000 n
While pour point is one consideration, a formulator has to take into account the total specification needs. As an example of the improved low-temperature torque properties of the PAO-based grease, the chart below shows torque values for Chemtools CSC 980 grease under ASTM D 4693 test conditions for rotation of a wheel-bearing assembly at -40C. 3 !1AQa"q2B#$Rb34rC%Scs5&DTdEt6UeuF'Vfv7GWgw ; !1AQaq"2B#R3$brCScs4%&5DTdEU6teuFVfv'7GWgw ? Address specific system site conditions (potential for water ingression). PAOs demonstrate advantages in three key areas: safety, performance and environmental sensitivity. 0000012483 00000 n
Group III mineral oils and Group IV PAOs are not of the same quality. This lowers their volatility, creates less hydrocarbon tailpipe emissions and raises the flash point. mary berry grandchildren names . 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. Group IIIB was unable to consistently pass the TDI or M111 tests. 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. Meet new original equipment manufacturer and industry standard requirements. 0000016208 00000 n
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 mineral oil has both lighter and heavier molecular weight materials. The limits on lowering the viscosity grade are tied to the base oil properties. 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.