As pressure increases, so too does the viscosity of the lubricant. Furthermore, these new formulations allow a range of ISO viscosity grades. polyalphaolefin-based lubricants. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched) structure found in mineral oils. 0000001211 00000 n Synfluid PAOs are designed to provide stable viscosities at low temperature and excellent viscometrics and deliver oxidative stability. For instance, a 100 percent aminic antioxidant package will yield the best performance in the Rbot test for PAO. Because of this extensive chemical compatibility, which spans considerable concentration and temperature ranges, . 0000036809 00000 n Low molecular weight compounds will degrade other performance requirements, such as volatility, flash and fire points. The lighter components cause poorer volatility properties as well as lower flash and fire points. LDPE Chemical Compatibility Chart - calpaclab.com Therefore, at high temperatures, it is advantageous to utilize a more stable base oil, specifically Synfluid PAO. 0000036005 00000 n However, VI doesnt tell the whole story it only reflects the viscosity/temperature relationship between 40C and 100C. Later used in many industrial applications from compressor, hydraulic, and turbine fluids to gear oils and metalworking fluids. Our team of experts answer the most frequently asked questions. Not necessarily. In order of volume used, they are: polyalphaolefins (PAOs), organic esters, and polyglycols. False So you can look to Synfluid PAO to help you formulate lubricants with both environmental benefits and outstanding performance properties. 95 0 obj The direct feedstock (normal alpha olefin NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 0000004968 00000 n Were a company with deep-rooted values, and were looking for people like you to join our team. The PAOs . These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. 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. 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. 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. trailer <<1656AD0EDA344239AE3641B5710538C3>]/Prev 1036271>> startxref 0 %%EOF 296 0 obj <>stream In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. %%EOF More importantly, however, was product performance. Finally, due to their excellent response to antioxidants, Spectra-Syn Plus PAO can be formulated to resist thermal oxidative attack. Two major types of synthetic basestockspolyalkylene glycols (PAG) and polyalphaolefin (PAO)and the lubricants formulated from them, will be compared. 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 B = Good, Minor Effect, slight corrosion or discoloration C = Fair, Moderate Effect, not recommended for continuous use. 0000010736 00000 n Polyglycols-40 to 125 C 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. 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. endobj 0000161878 00000 n A polyolefin is a type of polymer with the general formula (CH 2 CHR) n where R is an alkyl group. While viscosity improvers can enhance VI, they can break down over time, resulting in diminished performance. Since PAO fluids are synthetic hydrocarbons, they are compatible with and often combined with mineral-based oils. guide for chemical uses LDPE Chemical Compatibility Chart: Check the chemical compatibility of LDPE (low density polyethylene) with various chemicals, solvents, alcohols and other products. Chemical Compatibility Guide - Galvanized Steel - SpillContainment.com hence, compatibility with base-oil molecules like PAO oil is improved. The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 89 0 obj 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. 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. endobj These include PAOs and also relatively common polyisobutenes (PIB), which are sometimes used as oil additives or as base oils in two-stroke engines. 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. '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 relative availability of olefin monomer was certainly a consideration (i.e., 1-octene vs. 1-decene). Polyalphaolefins FAQ | Chevron Phillips Chemical For example, one would not be able to make an 0W-20 oil with a C12-derived PAO as the viscosities are too high. Address new equipment conditions (higher operating temperature and pressure, greater loads and speed). 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. General properties of low- and high-viscosity conventional PAO, and metallocene-catalyzed mPAO basestocks, are shown in Table 4. When possible, testing compatibility between the specific PAG lubricant to be used and the specific seal types or paints to be used is recommended. endobj The chart below shows the trends in industry specifications regarding low-temperature performance relative to Synfluid PAO. Not a subscriber or a registered user yet? 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. 101 0 obj endobj These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. xmp.did:F87F1174072068118083E936383AAE83 For other applications, PAOs safe and non-toxic nature allows them to be used where incidental food contact certification or kosher approval is necessary. Both the foam tendency (the initial amount of foam generated in this test) and the time required for the foam to collapse are remarkably better for Synfluid mPAO. 0000036915 00000 n Nine standard circulating fluids including d-Limonene, FC77 Flourinert, Galden, Lexol 408, Paratherm CR, Coolanol and PAO. False polyalphaolefin compatibility chart - straightupimpact.com The limits on lowering the viscosity grade are tied to the base oil properties. 2014-03-26T09:16:41-05:00 PPDs act only on linear or waxy compounds, and these characteristics are absent from PAOs. 0000017423 00000 n 4 Chemicals PVC CPVC PP PVDF ABS. PDF PAO chart - Radco Ind xmp.id:B2FC01B10F2068118083E936383AAE83 The superior benefits of PAOs enable formulators to meet these challenges. Sometimes, one plus one can equal more than two. 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. Research at the U.S. The difference in the CCS viscosity at -35C is 15 percent, which is substantial. These advantages are achieved without the need for VI improvers or other additives, which may promote other deleterious effects as they degrade. The chart below shows the gas chromatogram of PAO versus white mineral oil, illustrating the relative enhanced purity of PAO. xb```f``5``c`X% @kVTW(4n5@,6$ ^09z| R/'T4D:/Iih2f/W8 CV@Vb n m[ iF ^` -2 Dominant in a commercial sense are polyethylene and polypropylene. After all, the reason a PAO is selected as a lubricant basestock is its ability to improve performance and solve problems. Furthermore, the advantages of exceeding the minimum requirements for driveline fluids will enhance the benefits of the finished lubricant. 0000000016 00000 n This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. News & Technology for the Global Energy Industry. PDF Chemical Compatibility Chart - Emerson