Ethylene glycol-based antifreeze with corrosion inhibitors pdf

Antifreeze corrosion inhibitor composition for aluminum engines. Its advanced universal formula contains a proprietary blend of 10x the scalefighting inhibitors coupled with robust organic additives to fight against the damaging effects of scale deposits and corrosion. Xcorrosion inhibitor is a chemical substance added to the coolant to reduce the corrosion rate of one or more metals in the cooling system. Valvolines maxlife antifreeze coolant is an ethylene glycol based formulation which can be used in all makes and models of vehicles. However, in applications where toxicity is a concern. Glycolbased heat transfer fluid tech ni cal manual weba technology corp. Specifically, the case study focuses on their use in water based coolant systems of internal combustion engines1.

Ethylene glycol intercool op100 intercool op100 is chemically engineered using organic and inorganic inhibitors for corrosion protection in an ethylene glycol base and used as an industrial heat transfer fluid. Accepta 8700 is an industrial grade secondary refrigerant antifreeze, based on ethylene glycol blended with bs6580 proven corrosion, scale and biological inhibitors. Kost usa manufactures and markets more than 100 premium chemicals, coolants and lubricants including glycol based antifreeze, and serves diverse industries throughout the united states. Mobil antifreeze extended long life is an ethylene glycol based fluid that provides longlife corrosion protection for all engine metals, including aluminium and ferrous alloys. The formulation is fullyformulated with heavy duty chemical inhibitors to protect diesel engines from liner. Ethylene glycol is a toxic chemical sara title iii, section 3 section 66261. Accepta 8700 is a food and beverage grade monopropylene glycol based antifreeze coolant incorporates additional corrosion and scale inhibitors. Additionally, silicated fluids may cause gels in your fluid. Antifreeze corrosion inhibitor composition for aluminum. Propylene glycol rust inhibitor chemworld sr1 glycol corrosion inhibitor is a concentrated corrosion inhibitor designed for glycol system that need corrosion resistance protection. Engineering and operating guide for dowfrost and dowfrost hd. Its great for everything from your commuter car to heavyduty trucks. Also, the inhibitors are not compatible with intercool 5 6. This antifreeze is a classic ethylene glycol based formula.

Formulated from ethylene glycol for use as an industrial grade secondary refrigerant antifreeze in process cooling, refrigeration and air conditioning systems, where toxicity is not an issue. Conventional automotive antifreeze ethylene glycol or propylene glycol has very high electrical conductivity 5000 scm due to the presence of ionic corrosion inhibitors. Generally, water is the accepted heat exchange medium for the cooling systems of internal combustion engines. Ethylene glycol in the environment when released to the environment, ethylene glycol is expected to partition to surface water and. Coolant glycol antifreeze with corrosion, scale and biological inhibitors. You may see propylene glycolbased antifreeze marketed as pet safe or environmentally safe. It contains highquality organic acid technology oat corrosion inhibitors and is free of borate. Glycol based systems, using propylene glycol or ethylene glycol, without any corrosion inhibitors or additives, are more corrosive and aggressive than water alone.

Included in this product mix are our glycol based antifreeze. It contains highquality organic acid technology oat corrosion. Water, corrosion and scale inhibitors, and dyes are operties for the end use of the product. Extended service of fully formulated heavyduty antifreeze in american cars. Large scale production of ethylene glycol commenced in early 1900s in the usa and it is now. Nevertheless, all automotive antifreeze formulations, including the newer organic acid oat antifreeze formulations, are environmentally hazardous because of the blend of additives around 5%, including lubricants, buffers and corrosion inhibitors. It is prestones most versatile antifreeze product and our top pick for the best coolant for cars. It is also used as a carrier for different types of additives such as sodium silicate to protect aluminum from corrosion, antifoaming agents and other corrosion inhibitors. Prestones prime green silicate antifreeze is an ethylene gylocol based coolant and antifreeze 5050 blend. A provides protection down to 50c and lower concentration % volume is required to achieve the same freezepoint protection, when compared with ntp, usp, eco2 and eco3. An antifreeze composition, especially suitable for corrosion inhibition in aluminum internal combustion engines, comprising. The inhibitors in automotive antifreeze are not designed for extended service. It is also used as a carrier for different types of additives such as sodium silicate to protect aluminum. This protect may be ordered in clear or in pink form.

An antifreeze composition for use in aluminum internal combustion engines is disclosed. Ethylene glycol was first formulated in the 1850s and is now commercially produced through a chemical reaction between ethylene oxide and a catalyst. Mar 30, 2020 the patented prestone corguard corrosion inhibitors protect your cooling system from corrosion and rusting. Maxximum performance ld antifreeze coolant is an ethylene glycol based formulation which can be used in all makes and models. Ethylene glycol is widely used to inhibit the formation of natural gas clathrates hydrates in long multiphase pipelines that convey natural gas from remote gas fields to a gas processing facility. Valvolines maxlife antifreeze coolant is an ethylene.

The patented prestone corguard corrosion inhibitors protect your cooling system from corrosion and rusting. Product safety assessment propylene glycolbased low. Ethylene glycol can be recovered from the natural gas and reused as an inhibitor after purification treatment that removes water and inorganic salts. Jan 17, 1984 more particularly, the composition is an ethylene glycol based antifreeze composition which is designed to protect aluminum water pumps, aluminum engine heads, and aluminum radiators from corrosion. Nevertheless, all automotive antifreeze formulations, including the newer organic acid oat antifreeze. The inhibitors within this antifreeze help to prevent rush and corrosion for all of the metals within your vehicle. Because corrosion inhibitors in traditional green antifreeze break down sooner, its useful lifespan is shorter usually rated at three years or 36,000 miles. This solution is engineered for virtually any make and model. Xsince the strongly corrosive characteristic of water, addition of corrosion inhibitors is needed. Coolant requirements for engine cooling systems 2 glossary the following describes items used in this publication. New cooling systems can also benefit from its unsurpassed freeze protection, enhanced corrosion protection, and excellent antiboil performance. Dowcal fluids inhibited glycolbased heat transfer fluids. Elcs anticorrosion package contains aliphatic mono and dicarboxylic acids with tolytriazole, nitrites, and molybdates.

Antifreeze ethylene glycol eg or propylene glycol pg containing a corrosion inhibitor package and meeting an appropriate heavyduty specification, i. Therefore, they generally provide superior heat transfer efficiency and better low. Accepta 8700 is a food and beverage grade monopropylene glycol based antifreeze coolant. Propylene glycol antifreeze corrosion inhibitors products. Ethylene glycol intercool op100 intercool op100 is chemically engineered using organic and inorganic inhibitors for corrosion protection in an ethylene glycol base and used as an industrial. Us4873011a antifreeze corrosion inhibitor composition for. Glycol corrosion inhibitor chemworld sr1 glycol corrosion inhibitor. A longlife formulation with synergistic corrosion inhibitors to exceed bs6580 and astm d84 standards. Ethylene glycolbased fluids are less viscous than propylene glycolbased fluids. It is designed for use in the food and beverage industries and for cooling systems where low oral toxicity is essential. It contains highquality organic acid technology oat corrosion inhibitors and is free. Xcomposition of antifreeze coolants corrosion inhibitors. Mono ethylene glycol, commonly referred to as ethylene glycol antifreeze but also referred to as ethane1,2diol, meg, eg and industrial glycol. This study investigates car antifreeze and coolants by comparing waterbased and ethylene glycol based nanofluids to determine the nanofluid which provides optimum cooling.

Reactions with dissolved oxygen can lead to the formation of organic acids that attack unprotected metal surfaces. Because corrosion inhibitors in traditional green antifreeze break down sooner, its useful lifespan is. Propylene glycol based heattransfer fluids freezing points of propylene glycol based heattransfer fluids suitable for the food processing industry tag search en. Bro0002 coolant requirements for engine cooling systems. Virtually nondepleting and stable corrosion inhibitors allow outstanding cavitation protection and extended antifreeze life, often for the whole life of the engine or. Additional components added to antifreeze products include corrosion inhibitors, antifoaming agents, coloring agents, and metal and glycol antioxidants 66. The patented low silicate chemistry protects all cooling system metals from corrosion including aluminum. Pharmaceutical grade pg is used in a wide range of food, medical and cosmetic product applications. It is soluble to some extent in a wide range of 4 propylene glycolbased low temperature are mixtures of propylene. They are optimal solutions if the freezing point of water is not low enough to allow its use in certain applications. Dowcal heat transfer fluids are clear, ethylene or propylene glycolbased liquids formulated with our signature corrosion inhibitors for optimum system performance.

Specifically, the case study focuses on their use in waterbased coolant systems of internal combustion engines1. It is formulated with compatibility additives to improve performance when. This study investigates car antifreeze and coolants by comparing water based and ethylene glycol based nanofluids to determine the nanofluid which provides optimum cooling. You may see propylene glycol based antifreeze marketed as pet safe or environmentally safe.

It will reliably protect the engine against frost and overheating. Glycol corrosion inhibitor protect your glycol system. Propylene glycol rust inhibitor stop corrosion today. You can depend on fleetguard cooling system products to provide unmatched protection to your engine. Pg is fully fungible with ethylene glycol antifreeze. The formulation is fullyformulated with heavy duty chemical inhibitors to protect diesel engines from liner pitting and hard water scale deposits. Ethylene glycol was first formulated in the 1850s and is now. Glycol antifreeze coolant with corrosion and scale inhibitors low toxicity food and beverage grade. Accepta 8700 is an industrial grade secondary refrigerant antifreeze, based on ethylene glycol blended with bs6580 proven. The liquid protects against corrosion and calcium deposits in the cooling system. Glycol based heat transfer fluid tech ni cal manual weba technology corp. Elcs anticorrosion package contains aliphatic mono. Antifreeze products come in a mindboggling array of formulations. Since antifreeze, especially ethylene glycol, is corrosive to metals, manufacturers add.

Delo xlc antifreezecoolant is a heavyduty, ethylene glycol based engine coolant which incorporates patented organic corrosion inhibitor technology called aliphatic carboxylates. Corrosion inhibitors mixedmode introduction aqueous solutions of ethylene glycol are widely used as engine coolants or antifreeze agents in internal combustion engines. Glycol corrosion inhibitor ethylene and propylene glycol. More particularly, the composition is an ethylene glycolbased antifreeze composition which is designed to protect aluminum water pumps, aluminum engine heads, and aluminum radiators. Formulated from ethylene glycol for use as an industrial grade secondary refrigerant antifreeze in process cooling, refrigeration and air conditioning. Antifreeze environmental concerns ethylene and propylene glycols are manufactured from natural gas and crude petroleum, nonrenewable resources. Since antifreeze, especially ethylene glycol, is corrosive to metals, manufacturers add chemical corrosion inhibitors to the antifreeze in order to help protect the metals in the engine coolant system. Best suited for applications with operating temperatures in the 51c 60f to 149c 300f range. The inhibitors in automotive antifreeze are not designed for extended service and cannot be replenished.

Genuine ford fluid vc7b gold concentrated antifreezecoolant. Most commercial antifreeze formulations include corrosion inhibiting compounds, and a colored dye commonly a fluorescent green, red, orange, yellow, or blue to aid in identification. A 5050 blend of pg antifreeze and water has a freezing point of 28f. Antifreeze ethylene glycol eg or propylene glycol pg containing a. Its advanced universal formula contains a proprietary blend of 10x the scalefighting inhibitors. Glycol corrosion inhibitor treatment chemworld 5290sr1 glycol corrosion inhibitor. Ethylene glycol is a toxic chemical sara title iii. Ethylene glycol based fluids are less viscous than propylene glycol based fluids. Us4382870a antifreeze corrosion inhibitor composition for. Antifreeze is used in cooling systems to both lower the freeze point of water and raise its boiling point. The freezing point of engine coolant formulations is affected by changes in the percentage of ethylene glycol in the product. Refer to 93k217 list of approved coolants at dtnaconnect.