The ability of a lubricant to reach critical metal-to-metal interfaces in a gear system can be the difference between operation or shutdown. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. Rotary screw compressor oils formulated with PAO offer performance benefits not obtainable with a mineral-oil-based formulation. For the highest quality and performance, choose Synfluid PAO. %PDF-1.6 % It is possible to get added property benefits from C12-based Synfluid PAOs. In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. This article will discuss the most common synthetic fluids aiming to help end-users make the right choice for their applications. 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. The chart below shows the operating temperature range of a PAO-based, OMG process grease versus comparable mineral-oil-based grease. The key to unlocking the full potential of your formulation requires using the right combination and concentration of antioxidant and Synfluid PAO. 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). '0v^ Ln 1qDP]C[,z[v(u_g.Fh{K>8rI,[GV&mE}^ 9S87PGgT hO"4=]3JVp ZmU[@=ocLV]P *y`# dY'!3!IP0O. 304 Stainless Steel Chemical Compatibility Chart ver 28-Oct-2022 Key to General Chemical Resistance - All data is based on ambient or room temperature conditions, about 64F (18C) to 73F (23C) A = Excellent C = Fair - Moderate Effect, not recommended Adobe InDesign CS6 (Macintosh) 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. 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! 0000001764 00000 n Two major types of synthetic basestockspolyalkylene glycols (PAG) and polyalphaolefin (PAO)and the lubricants formulated from them, will be compared. RESISTANCE CHART RATINGS CHEMICAL EFFECT A No effectExcellent B Minor effectGood 2. The properties mentioned above are in addition to the normally excellent performance you have come to recognize with PAO. There are emerging markets that demand the improved VI and volatility that only the C12-based PAOs can deliver. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. We offer a wide range of solutions essential to your products. To mitigate this effect, We recommend taking a look at Synfluid PAO 5 and PAO 7, due to their excellent Noack volatilities of 5.5% and 2.3%, respectively. 0000027693 00000 n 0000001211 00000 n There are distinct advantages in volatility and low-temperature viscosity. It is true there are many high-quality base oils around, but the highest quality is still achieved when Synfluid PAOs are chosen. First, dont touch the gear box; you will burn your hand. What is most interesting, however, is the low-temperature performance: The C10-based PAO 6 has the lowest pour point by over 20C, but the CCS viscosity for the C12-based PAO 5 and 7 blend is better. In addition, low viscosity SpectraSyn PAO products are hydrolytically stable, have good compatibility with mineral oils and are frequently combined with other synthetic basestocks (e . Heres an overview of our production process: Copyright 2023 Chevron Phillips Chemical Company LLC. The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. The primary difference between these two products is pour point. 0000004079 00000 n 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. 0000161553 00000 n In both cases, the reduction in volatility will translate to lower oil consumption and reduced engine varnish over the life of the oil. So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. 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. Dominant in a commercial sense are polyethylene and polypropylene. General properties of low- and high-viscosity conventional PAO, and metallocene-catalyzed mPAO basestocks, are shown in Table 4. hak1YmPaZI>BYzW+d~2^!dVQ ," #@^Ht 9@}VNJ ,kmLrVT U$^H-1' fMH]T U #5o=EmWae4/nW7fg9on_~mSPI_L7borVsezS[uWdg[]]>oo.o7t|xsMU/ojy4i_[u;cJ~Oz5wj1S5"b!CBd2$U3@Rb'EsHd*DzHWcucC=d8tl=d8,trSdx}=dXY>BR>!GB=dph\Wg0?0. The VI of Synfluid mPAO 40 and 100 cSt is 170 and 194, respectively. However, moving to lower-viscosity oils is a possibility only if you can maintain a low Noack volatility for emissions control and lubricant stability. and PAO plays an integral part of meeting the challenge for top-tier oils. 0000000549 00000 n However, Synfluid PAOs can be formulated to be biodegradable and are well known for standing out from conventional base oils. 2023 DuPont. The degree of the advantage may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). Synthetic lubricants can be very different chemically and what defines those differences are the basestocks used as the basis for the lubricant. C12-derived PAOs also provide advantages with higher Viscosity Index (VI), better flash/fire points, and even lower cold crank simulated viscosities. endobj Aviation hydraulics require the use of PAOs because of the inherently high flash/fire points and low volatility. endobj 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. The most favorable performance is achieved by using the highest-quality base oils. Engine oil tests such as VW T-4 and Seq. Chevron Phillips Chemical offers two lines of PAOs. Water for liquid cooling comes from different sources. The latest news, content and events about our company, initiatives, markets and products. 0000004340 00000 n Other base oil properties need to be considered. Synfluid PAOs have very narrow molecular weight ranges, which are attributed to our high-purity feedstocks. Because of their controlled structure, PAOs do not contain lighter, more volatile (small) hydrocarbons. However, PAGs and PAOs are two totally different chemical types of synthetic base stocks. hence, compatibility with base-oil molecules like PAO oil is improved. 176 0 obj Well be happy to help you solve your lubricant concerns. If you would like us to test your formulation or have questions about our formulating experience, give us a call. uuid:df0b74fe-2082-ca4e-860d-fb6b88ddfe4d During 2011, Chevron Phillips Chemical acquired PAO assets in Beringen, Belgium, and began mPAO production in Texas. Since then, the company has expanded PAO as well as ethylene production, both basic building blocks for many petrochemical processes. JFIF Adobe d ##''$ %'% $('++++'()02520)7;;;;7;;;;;;;;;;;;;;; ""2(! We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees. We expect that specifications for driveline fluids will continue to tighten due to pressure from energy conservation, improved transmission design and fluid longevity. The VI trend is only true for a family of base oils. PAOs derived from 1-dodecene can improve many properties, including volatility. Applications for PAO-based lubricants expanded to circulating and gear oils. Use this chart to help guide your component selection. The most favorable performance is achieved by using the highest-quality base oils. 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. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. 0000036029 00000 n 0000135615 00000 n Lack of mineral oil solubility is a barrier to expanded use of PAG-based lubricants. 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. To improve seal compatibility of PAO-based lubricants, an ester is added to the formulation to add some polarity. 4e739735ec50523ad929b6aac8340ae467185943 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. PAOs are uniquely suited to aviation hydraulics because of the inherently high flash/fire points and low volatility. 10.1 Introduction. The limits on lowering the viscosity grade are tied to the base oil properties. 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. Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. PAG- and PAO-based lubricants rarely compete in industrial applications. In addition, a PAO-based multi-purpose grease can be formulated to be both H1 and kosher approved. 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 Although VI is an important indicator, when used alone, VI is misleading. 232 0 obj 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. This Chemical Compatibility Chart is a shorthand tool for describing the suitability of miniature fluidic and pneumatic component materials for use in contact with various chemicals. Fluid distribution panels are also discussed. SYNTHETIC OIL COMPATIBILITY WITH SEAL MATERIAL SEAL MATERIAL PAO ESTER POLYGLYCOL NEOPRENE OK NR NR VITON OK OK OK BUNA-N Less than 30% acrylonitrile OK NR NR 30-36% acrylonitrile OK OK OK Greater than 36% acrylonitrile OK OK OK CELCON OK OK OK TEFLON OK OK OK SILICONE OK OK OK NYLON . According to analysis conducted by Kline & Co., more than 78% of all lubricant requirements in the world annually are met with the use of mineral oil-based fluids. The higher the coefficient, the greater the change in viscosity at elevated pressures. 0000022832 00000 n Give us a call. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. PAO- and PAG-based lubricants are both hydrolytically stable and have low pour points. 99 0 obj Ethylene glycol dimethacrylate is the enoate ester that is the 1,2-bis (methacryloyl) derivative of ethylene glycol. Synfluid PAOs are already known for their excellent low-temperature and oxidative stability properties. P.V.C. The trend falls short when comparisons are made between PAOs and mineral oils, based solely on the VI. 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. They may also be used to develop high-performance, environmentally friendly lubricants. Polyolefins, including poly (ethylene), poly (-olefin), poly (styrene), and poly (dienes), are the most widely-used polymer materials. Synfluid PAO improves finished lubricant performance when formulated into biodegradable and biobased lubricants in low-temperature viscometrics and oxidative stability. The C12-derived PAOs were created to give better volatility, giving formulators four new options when choosing PAOs. 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. PAOs are used extensively in automotive fluids as well as hydraulic, gear and bearing oils, working in extremely cold climates or hot applications. Group III mineral oils and Group IV PAOs are not of the same quality. trailer <<1656AD0EDA344239AE3641B5710538C3>]/Prev 1036271>> startxref 0 %%EOF 296 0 obj <>stream 0000021835 00000 n Furthermore, the process is a simpler, more energy-efficient route for grease production. 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. 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. 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. 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. In order of volume used, they are: polyalphaolefins (PAOs), organic esters, and polyglycols. 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. 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. 0000000776 00000 n If you are using multiple greases, there are certain risks for misapplication, which are minimized with a multi-purpose grease. The chart below shows the Noack volatility for both 1-decene and 1-dodecene based PAOs of varying viscosities. Since they are fully synthetic, Synfluid PAOs are extremely pure and provide inherent benefits in oxidative stability and viscosity performance at temperature extremes. They are also employed as base fluids in some wide temperature range greases. Copyright 2023 Chevron Phillips Chemical Company LLC. Specific tests such as the Volkswagen T-4, TDI and Peugeot TU-5 have increased the demand for higher-quality base oils. 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. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 162 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> DuPont, the DuPont Oval Logo, and all trademarks and service marks denoted with , or are owned by affiliates of DuPont de Nemours, Inc. unless otherwise noted. 169 0 obj The reason a PAO is selected as a lubricant basestock is its ability to improve performance and solve problems. 2014-03-26T09:12:59.004-05:00 One example is the advantage PAO has over mineral oil in the area of high-temperature stability. Because PAOs have a diverse, highly branched isoparaffin structure, they provide excellent low-temperature viscometrics and very low pour points (ppt) without adding PPDs. 89 0 obj Adobe PDF Library 10.0.1 Group V oils also include esters and naphthenic oils. endstream Typically, as the viscosity drops, the volatility increases. Our customers quickly realized the advantages in volatility, low-temperature viscometrics, VI and flash and fire points in equiviscous blends compared to 1-decene-based materials. As the viscosity grade decreases, the volatility and high-temperature/high-shear viscosity will be limiting factors. Give us a call. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. Adobe PDF Library 10.0.1 Sorry, you need to enable JavaScript to visit this website. Softening, loss of strength, or swelling may occur. Effect of Base Oil Type on Gear Box Temperatures. The PAOsare produced through synthesizing oligomers of either 1-decene or 1-dodecene. This property coupled with excellent oxidative stability provides a formidable component in an engine oil formulators toolbox. 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. In these extreme services, a PAO-based lubricant is able to reach the area that requires lubrication and prevent damage or wear. 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. 0000000724 00000 n <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> H|% `\ml emt8uHJs;7W*"_?~o~O? 0000001216 00000 n As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. 0000139372 00000 n Blending lower-quality base oils into this formulation would compromise the passing mark. This lowers their volatility, creates less hydrocarbon tailpipe emissions and raises the flash point. 0000017608 00000 n <> Thats a hot topic! Certainly! Adobe InDesign CS6 (Macintosh) 0000135019 00000 n Now that fuel economy is more important than ever, even a one percent improvement can make a significant difference on overall costs. This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. 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). Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. 4 0 obj <> endobj The tests used below were the Cold Cranking Simulator for high shear (about 10-1 sec-1) and Brookfield viscosity for low shear (about 2 sec-1) each measured at -20C. 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. PAO-based greases are typically used at temperatures over 100C because of thermal and oxidative concerns. Compatible with seals and paint used with mineral oil, no need for change at all operating temperatures. 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. CHEMICAL RESISTANCE CHART. With many new base oils being introduced to the market, lubricant consistency can really be a challenge. These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. 4 6 %PDF-1.4 % Using PAOs with biobased oils can provide both high performance and biodegradability. 0000010623 00000 n Regarding the A.O. Chemical Compatibility Chart (cont.) xb```f``5``c`X% @kVTW(4n5@,6$ ^09z| R/'T4D:/Iih2f/W8 CV@Vb n m[ iF ^` -2 Research at the U.S. Understanding this advantage is important for optimizing the performance of todays fluids and improving the life of equipment. Compatibility testing is generally carried out at high temperatures, simulating an accelerated life and poor or stressful conditions for the plastic and elastomer/rubber. Eight standard model Portable Liquid Chillers and ten standard model PAO Carts. PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. The chart below shows the trends in industry specifications regarding low-temperature performance relative to Synfluid PAO. The chart below shows the exceptional fire point advantages of using a 1-dodecene based PAO. 3 !1AQa"q2B#$Rb34rC%Scs5&DTdEt6UeuF'Vfv7GWgw ; !1AQaq"2B#R3$brCScs4%&5DTdEU6teuFVfv'7GWgw ? PAOs demonstrate advantages in three key areas: safety, performance and environmental sensitivity. Consistent feedstocks give rise to consistent PAO quality, resulting in consistent finished fluid performance. There are many advantages! endobj PAOs also resist viscosity increases upon oxidation, which is important in sequence IIIE and VW T4 engine tests. 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. Were a company with deep-rooted values, and were looking for people like you to join our team. Give us a call, and well be glad to discuss your applications and provide technical help. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 158 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> 178 0 obj Having a high viscosity index helps to protect an engine at temperature extremes. The table below shows a comparison of conventional hydraulic oils with the new PAO biobased lubricant from RLI. 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. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. Because metalworking processes can generate heat, these properties give you an intrinsic safety margin over the more volatile oils that are typically used. endobj Polyalphaolefins offer great high temperature properties and low volatility. PAG- and PAO-based lubricants are used in multiple industries and, as synthetics, offer improved performance over mineral oils. These compounds are not discernable in Synfluid PAOs. This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. Chemical Compatibility Guide This is a far greater benefit than can be achieved from other base oils. material chemical compatibility 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. They have different characteristics, meaning that one may be superior to the other under certain circumstances. After the formation of the Chevron Phillips Chemical joint venture in 2000, a 10 KTA PAO unit expansion followed soon thereafter. endobj Base Oil Compatibility Chart Base Oil . mary berry grandchildren names . <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 161 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Grease is a solid to semi-fluid lubricant, typically used for difficult to service equipment, such as bearings or suspension systems. Two lubricants with the same VI may perform dramatically differently at low temperatures. Since PAO fluids are synthetic hydrocarbons, they are compatible with and often combined with mineral-based oils. However, VI doesnt tell the whole story it only reflects the viscosity/temperature relationship between 40C and 100C. The vast number of high-quality base oil choices can be confusing when balancing fuel efficiency and wear protection. Polypropylene Satisfactory to 120 F. 4. 165 0 obj 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. The Scanning Brookfield chart on this page demonstrates the difference in viscometrics between a Synfluid PAO and a pour point depressed mineral oil. Adding a PPD will reduce the pour point of a mineral oil, but it still will not achieve the performance of a PAO. trailer . A formulator choosing the right base oil is like a craftsman choosing the right tool it needs to fit the job. The table below shows how our new Synfluid mPAOs offer significant advantages in pour point and viscosity index over conventional high-viscosity PAOs.