Polyurethane Coatings. These coatings are usually sold as finish and are usually applied at 2-3 mils DFT. When used as a topcoat over epoxy, they protect the underlying epoxy from yellowing over time. Most MCU’s are aromatic, which basically means they can change color over a period of time. Floor Coating Sealers: How to know the difference between them all. (, Acrylic Polyurethanes are known for their excellent gloss and color retention, UV resistance, and provides a tough and durable finish. In the comparison between polyurethane and a premium latex paint, the latex paint is less likely to chip. Comments will be approved before showing up. I thought Epoxy paint was totaly different. (, Phenalkamine cured epoxies are excellent for low temperature / cold weather applications. (Chemical Resistant Urethane), which makes it a great choice for aircraft hangars, service bay floors and other high traffic areas due to its resistance to a wide range of chemicals including salt, oil, gas, grease, skydrol, caustic, and most acids that you may come in contact with your floor. (, Polyester Polyurethanes is the premier Polyurethane in terms of abrasion, scratch, impact resistance and have excellent gloss and color retention. A: Acrylic resin (but not acrylic emulsion, which is the basis of acrylic paint) is a thermoplastic, which means it is one of a group of plastics which can be heated and manipulated repeatedly, whereas polyester resin and epoxy are thermosetting plastics, which use heat or a catalyst to solidify into a solid mass that won’t melt down. stable. Polyurethane Coatings: Polyurethanes are known for their outstanding UV resistance, gloss retention and color stability. Powder coating achieves a thicker and more consistent finish than you usually get with spray paint. Epoxy vs. Enamel . They’re great choices for internal tank linings, secondary containment, pump pads, trenches, and other high exposure areas. Here are some different types of epoxies and urethanes that can be used in your facility: Epoxy Coatings:  Epoxies have excellent adhesion to many substrates. They usually do not hold up as well against chemicals and some of the solvent based & 100% solids epoxies. (PC-110, PC-145, PC-149, PC-200), – Cycloaliphatic & Novolac Epoxies: Both of these epoxies are very high performing epoxies that are ideal for harsh chemicals. Epoxy paint is very slick. Re: 2 Part vs. 1 Part Polyurethane Paint? It may be necessary to thin the paint (with the correct solvent) in order to increase the working time. Both epoxy and polyurethane are polymer materials. Our goal is to give those interested in learning the fundamentals of the chemistry the knowledge to empower themselves to mak… Epoxy creates a hard protective coating that bonds to concrete or steel. Epoxy vs Polyurethane. (CM-15, PC-155, PC-275, PC-650), – Polyamide Epoxies: Polyamide Epoxies are one of the older epoxy technologies that are still used today. They have a long pot life, great adhesion, and good chemical resistance. (. As a rule of thumb, it is best to apply these coatings between 10 AM – 4 PM, which is when the humidity is generally at its lowest point of the day. The color of epoxy and urethane is important to industries such as the paint industry and the resin industry, because the paint should not change color and the … 1. They provide a hard, high gloss tile-like finish that has outstanding wash and scrubbability. Polyurethane vs epoxy floor coating – Porque no los dos? Polyurethane floors are therefore preferred • In spaces with foot traffic • In multideck car-parks since the elastic layer can act as a waterproofing layer • In freezing chambers where temperatures can reach -30oC 2. Whether it is protecting. Operational Differences 10. (. They have a short pot life – generally 20-40 minutes and they usually can’t be recoated until 6+ hours. Is this possible? One of downsides of epoxies is that will eventually chalk and fade. Owners at Industrial Facilities often come to us wondering what type of coating system (epoxy vs polyurethante) is needed to protect their assets. Epoxy Coatings: The Pros An epoxy floor coating is a two-part system that results in an extremely hard and durable surface. One of downsides of epoxies is that will eventually chalk and fade. Paint April 17, 2018. The most expensive stuff I … Though they exhibit much thinner cured-film thickness, polyurethanes offer a number of unique advantages over epoxies. UV Stability: Polyurethanes exhibit excellent UV-resistance. Here’s some of the different types of Epoxy Coatings: These epoxies generally have very little or no. At its core epoxy is, "a class of reactive prepolymers and polymers which contain epoxide groups. Epoxy should be used as the base coating (to bond to concrete) and the polyurethane can be used as a topcoat (flexible, scratch resistant, UV stable). Recommended as finish coat for concrete floors in high traffic areas and exterior structural steel surfaces. With both epoxy and polyurethane floor coating offering a number of benefits, you may be able to combine them to get the best of both worlds. They’re not as high performing as the high solids and 100% solids epoxies but they offer a great solution in areas where there’s no aggressive chemicals. In the application point of view, the main difference between epoxy and polyurethane is that the epoxy resins can resist moderate temperatures while the polyurethanes can withstand high temperatures. One concern with polyurethanes is their sensitivity to humidity and moisture. It will dry thick provide an abrasion resistant surface. However, polyaspartic aliphatic polyurethane is different. They usually do not hold up as well against chemicals and some of the solvent based & 100% solids epoxies. If you are questioning what product you think suits your flooring needs please reach out to us and we can help guide you to … Reaction of polyepoxides with themselves or with polyfunctional hardeners forms a thermosetting polymer, often with favorable mechanical properties and high thermal and chemical resistance. These epoxies can generally be used on steel, concrete, and galvanized steel. It can be overwhelming at first. Contact us today at info@gulfcoastpaint.com or 251-964-7911 for assistance on your upcoming coating project. When applying you will typically mix one part A and one part B together (mix ratios will differ from product to product) to tart the the hardening process. They provide a hard finish that is very durable. Polyurethane has a higher resistance to chemicals than epoxy. 2. You can request the low VOC formulations in most epoxies. Another benefit is the use as binder to be mixed with metallic flakes, color quartz, and as a base coat for color flakes. Paint using urethane will remain the same color for a much longer time than that which uses epoxy. Polyurethane is a petroleum based products and is used for coatings and adhesives. These coatings are usually sold as finish and are usually applied at 2-3 mils DFT. If we have done PU flooring, do we need to add 1 few layers of PU coating on top of the PU flooring? For over 40 years, Gulf Coast Paint has been helping owners and contractors determine the best coating solution for their specific need. Polyester Polyurethanes are a true C.R.U. Usually these epoxies are economical and are used a primer and finish coat. 2 Comments. (Chemical Resistant Urethane), which makes it a great choice for aircraft hangars, service bay floors and other high traffic areas due to its resistance to a wide range of chemicals including salt, oil, gas, grease, skydrol, caustic, and most acids that you may come in contact with your floor. The reason is because latex is resilient and can flex when subject to blunt forces. Concrete Floor Paint vs Epoxy Coating. Most H.S. epoxies have “fast cure” and “low temperature cure” hardeners that allow for a high level of productivity in the warmer months and the ability to cure down to cooler temperatures in the colder months. These finish systems are used in extreme outdoor exposure conditions. They can also be used as an intermediate coat and top coat due to their durability and impact resistance. When you expose both epoxy and polyurethane to small quantities of sunlight over some time, epoxy is likely to become yellowish unlike polyurethane which is likely to retain its original tint. Choosing the right coating for your industrial assets is important. One concern with polyurethanes is their sensitivity to humidity and moisture. They offer chemical resistance and waterproofing. ". Aliphatic polyurethane's are extremely flexible and allow for good impact resistant. (PC-517, PC-555, PC-590, PC-1500, PC-1875), – Water Based Epoxies: Water Based Epoxies are great choices in less demanding areas. Polyurethane paints also tend to become tacky very quickly due to solvent leaving the paint surface. It is ideal as an anti-graffiti coating and has outstanding chemical and abrasion resistance. In fact, the lifespan of the PU system is roughly double that of the epoxy, clocking an impressive ten-year’s compared to the epoxy’s five. This is where Polyurethanes comes in to play, which we will discuss later. Epoxy paints are used in many different settings and, in fact, if you have white goods in your home (such as a dryer or a stove) then they are most likely painted with epoxy-based paints. Usually these epoxies are economical and are used a primer and finish coat. Here’s Some Questions a Representative Should Ask. These coatings can normally handle higher dry service temperatures than epoxies and two component urethanes. As paint. Epoxy resins are also sensitive to moisture, but the damage done by humidity will be far more limited. Thank you. epoxies have “fast cure” and “low temperature cure” hardeners that allow for a high level of productivity in the warmer months and the ability to cure down to cooler temperatures in the colder months. ( PC-1703, PC-1000, PC-1801, PC-1803, PC-1850, CL-696), High Solids Epoxies:  Most high solids epoxies provide excellent protection against acids and alkalis. This means that it won’t yellow like epoxy does when exposed to small amounts of sunlight over a period of time. Some common applications for include control rooms, locker rooms, break rooms and concrete flooring for light traffic. It is ideal as an anti-graffiti coating and has outstanding chemical and abrasion resistance. If you are questioning what product you think suits your flooring needs please reach out to us and we can help guide you to making the best choice for your floor. (PC-636), – Polyester Epoxies: Polyester epoxies are a very unique, two component non-yellowing epoxy coating. They generally have very good chemical resistance which allows the higher performing epoxies to be used for tank linings, containment areas, and for general protection against chemicals. A. Acrylic Polyurethanes are usually made with an aliphatic compound which provides the long term stability needed in an Acrylic Polyurethane. (PC-240), – Phenalkamines: Phenalkamine cured epoxies are excellent for low temperature / cold weather applications. They are available in water and solvent based versions and a range of sheen levels. COATINGS - ENAMEL PAINT . Epoxy Central sells both epoxies and polyurethanes as well as epoxy and polyurethane coating kit. Epoxies are extremely easy to apply, allow for varying degrees of thickness (usually between 3-15mils), and give you an extremely durable floor that can withstand the abuse it receives. Another advantage of polyurethane over epoxy is that it is U.V. Five Key Parts of Our Superior Epoxy Kits, The Most Common Misconceptions About Epoxy Coatings, 5 Reasons Why You Should Epoxy Your Basement Floor. Owners at Industrial Facilities often come to us wondering what type of coating system (epoxy vs polyurethante) is needed to protect their assets. One great benefit is that these epoxies are usually low VOC and have little to no odor. Acrylic Polyurethanes are usually made with an aliphatic compound which provides the long term stability needed in an Acrylic Polyurethane. Epoxy and Polyurethane coatings exemplify superior long term qualities such as chemical and acid resistance, ease of maintenance, and aesthetic appeal. With so many different options available, it can be difficult to decide what is best for your facility. These coatings can normally handle higher dry service temperatures than epoxies and two component urethanes. They have a long pot life, great adhesion, and good chemical resistance. These coatings are made with 100% Polyester resin which provides an extremely durable finish. All rights reserved (, Both of these epoxies are very high performing epoxies that are ideal for harsh chemicals. As a rule of thumb, it is best to apply these coatings between 10 AM – 4 PM, which is when the humidity is generally at its lowest point of the day. Here’s some of the different types of Epoxy Coatings: 100% Solids Epoxy: These epoxies generally have very little or no Volatile Organic Compounds (VOCs) and little to no odor. I use polyurethanes for hardwood flooring. (, Based Epoxies are great choices in less demanding areas. ... Polyurethane Paint Coatings. They generally have very good chemical resistance which allows the higher performing epoxies to be used for tank linings, containment areas, and for general protection against chemicals. Most H.S. (PC-270). Grouts, Toppings & 100% Solids Epoxy Resins, Concrete Coatings:  A Guide to Selecting the Best Concrete Coating. Polyester Polyurethanes are a true C.R.U. Water and chemical resistance: Resistance to water, steam, moisture, and most chemicals means that PU coating is a waterproof barrier, preventing corrosion of the substrate. Some people interchange the terms epoxy coatings and epoxy paints, but the two are quite different. From an applicators point of view polyurethane floor resins are extremely sensitive to the presence of humidity. Epoxy is an excellent adhesive to use for concrete surfaces. Polyurethane / Epoxy Floor Coating Our Range Includes Epoxy Paints, Coal Tar Epoxy, Polyurethane Coatings, Stoving Paints, Fast Drying Enamels, Etch Primer, All Types Of Primers, All Types Of Thinners A/D / Stoving / PU Epoxy / Lacquers & Peelable Lacquers Chlorinated Rubber Paints, Tailor Made Anti-Corrosive Coatings & Its Applications. And topcoat depending on the product, polyurethanes can have better chemical and. Reactive prepolymers and polymers which contain epoxide groups or two coats of polyurethane over paint! 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