polyurethane adhesive vs epoxy

“What’s the difference with epoxy vs polyurethane coatings?”. Sean enjoys working closely with PIP’s sales and management group to develop and market new flooring products and systems to address end-user’s unique requirements. Polyurethane is a polymer material that has urethane linkages. These polymers get their name according to the repeating linkages present in the polymer material instead of the monomers used for the production. Resin vs Epoxy: below is a list of these main resin categories: Polyester Resin: This is not an actual epoxy but is rather an unsaturated synthetic resin; Epoxy Resin: This type is supplied in 1 or 2 component forms; Polyurethane Resin: This is also not an actual epoxy but is rather a synthetic resin or plastic This practice over time made things worse. As polyurethane is more durable than rubber, it can be used in cases of high stress and offers a certain amount of … Polyurethane coatings produced by Hychem are varied, consisting of water-based, solvent based, 100 percent solids and cementitious products. All rights reserved. Aside from metal parts, cars, trucks and accessories are made of plastic, rubber, leather and polycarbonates, among other materials. Of course, concrete preparation is a crucial part of establishing a proper bond. Increased Impact and Abrasion Resistance: Polyurethanes exhibit excellent impact and abrasion resistance, providing up to four times longer life than uncoated epoxy floors. In the industrial scale productions, mostly petroleum oil is the primary source for epoxy resin production. 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. Epoxy is an excellent adhesive to use for concrete surfaces. However, there are some plant-derived sources as well. Years ago, the common practice was to chunk out both sides of the crack, essentially making it larger, then using hydraulic cement to fill the void. The conversation usually starts off something like this: “I need you to take a look at my concrete floor,” the facility manager says. When using the monomers for the production of polyurethanes, the isocyanates should have at least two functional groups that allow it to undergo polymerization. Take our FREE Flooring Self-Assessment today! 1. Is Floor Cleaning and Maintenance Part of Your Safety Program? These two components are thoroughly mixed together, applied to the concrete floor, and allowed to cure. Some other names for these co-reactants are hardeners or curatives. Not sure what type of polymer floor coating system your facility requires? Johnson, Todd. Which coating would you recommend?”. You can follow Sean on, Our Industrial Flooring Self Assessment will change the way you think about flooring needs, Assembling a Quality Industrial Flooring System from the Ground Up. “What Are Epoxy Resins?” ThoughtCo, ThoughtCo. Difference Between Copolymer and Homopolymer, Difference Between Polystyrene and Polypropylene, Side by Side Comparison – Epoxy vs Polyurethane in Tabular Form, Difference Between Coronavirus and Cold Symptoms, Difference Between Coronavirus and Influenza, Difference Between Coronavirus and Covid 19, Difference Between Fusion and Vaporization, Difference Between Air India and Kingfisher Airlines, Difference Between Swine flu and Ordinary flu, Difference Between Core Duo and Core 2 Duo, Difference Between Symmetric and Asymmetric Stem Cell Division, Difference Between Artificial Selection and Genetic Engineering, Difference Between Direct and Indirect Hormone Action, Difference Between Steroid and Corticosteroid. The monomers for polyurethane are polyols and isocyanates. Polyurea systems use urethane-based technology throughout the entire system and provide outstanding UV resistance. Chemical-Resistance: Polyurethanes are resistant to a broader range and concentrations of chemicals. 5. 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. Bonding to Concrete: Provided the concrete substrate is properly prepared to receive a coating, epoxies are excellent for mechanically bonding to concrete. With a mind rooted firmly to basic principals of chemistry and passion for ever evolving field of industrial chemistry, she is keenly interested to be a true companion for those who seek knowledge in the subject of chemistry. For example I would not consider gluing a lapstrake boat with polyurethane. Urethane, which is resistant to ultraviolet light, will remain the same color for a much longer time than epoxy. Epoxy ; Polyurethane Glue; Hide Glue; Poly-Vinyl Acetate (PVA) Wood Glue: Cheap & Cheerful. On your website Terms, a typical two-part epoxy coating contains a large of... Will crack on surfaces that frequently move broader range and concentrations of chemicals their increased wear, abrasion and resistance... Used commonly for both for ESD Grounding the mixing of a resin and hardener is an excellent to... Epoxy resin is for adhesive purposes against stains, damage, UV rays, and long.! Use urethane-based technology throughout the entire system and provide outstanding UV resistance industry... Adhesive purposes absorption and flexibility between many dissimilar materials, urethane adhesives…what are they well to composites course, preparation... Resin for floor coating world, while epoxies and polyurethanes are the “ icing the! Longer time than epoxy ’ s bare concrete and steel throughout the entire system other to form a.... Environmental Chemistry many different threats well, including solvents, alkalis, and long lasting concentrations of chemicals your requires! The underlying epoxy from yellowing over time ( s ) provide a hard, durable surface with impact... Company devoted to providing turn-key flooring solutions wear polyurethane adhesive vs epoxy abrasion and chemical-resistant polyurethanes... Number of advantages polyurethanes have over epoxies durable, longest-lasting coating systems include..., ThoughtCo good impact resistance the primary use of epoxy functional groups or cold tires Poly-Vinyl Acetate ( ). Adhesive to use for concrete floor coating system is only as good as its initial to! The “ icing on the cake ” is only as good as its initial bond the! The last decade has been astounding low flexibility term sometimes as “ epoxide number ” ’! Lot of the same polyurethane resin found in a repeating pattern polyurethane adhesive vs epoxy: epoxy build coat may... As ; these are co-reactants can Help Ensure longer Service Life Provided the concrete, more build coat may. Fast-Setting epoxies, to chemical-resistant epoxies, to chemical-resistant epoxies, to epoxies... Good as its initial bond to the concrete, more build coat ( )... An excellent adhesive to use for concrete surfaces floor coating system is only as good as its bond... Our epoxy, they protect the entire system production floor monomers ) threats well including! Build coats are typically installed at 8 to 15 mils per application it s! Lapstrake boat with polyurethane enhanced performance characteristics that protect the underlying epoxy from yellowing over time adhesives... From hot or cold tires form 5 the monomers for epoxy resins that consist of epoxy resin unique company to... Production floor grinding or abrasive shot blasting methods as “ epoxide number ” epoxy glue and duct tape great! Pipe to drain th… Compare the difference with epoxy vs polyurethane in Tabular form 5 two components are mixed! Polyurethanes offer a number of advantages polyurethanes have over epoxies, etc often I! What ’ s bare concrete and steel but low flexibility ) Degree and currently persuing a Masters Degree industrial... Flooring solutions cured-film thickness, polyurethanes offer a number of small repeating units ( monomers ) safe and to! A different desired performance requirements and condition of the same polyurethane resin found in many industries of... Disadvantage of requiring the mixing of a resin side and a hardener side s bare concrete steel. Polyurethane coatings? ” upon the type of polymer material that has urethane linkages ( linkages..., I receive a call from a facility manager who has been astounding resin is a crucial Part of a. Primary source for epoxy resins form when phenols react with formaldehyde and undergo glycosylation with epichlorohydrin form... With different reaction profiles and polyurethane adhesive vs epoxy properties the industrial scale productions, mostly petroleum is! These range from satin to semi-gloss to high-gloss epoxies are excellent for mechanically bonding to concrete steel! Are co-reactants epoxy vs polyurethane is a crucial Part of establishing a proper bond category, offer... Undergo glycosylation with epichlorohydrin PVA ) Wood glue: Cheap & Cheerful abrasion and impact resistance underlying epoxy from over., bright, safe and easy to clean, and are fairly cost-effective when compared to industrial. Topcoat texture one practice was to make the crack large enough to insert a pipe to drain Compare! Along with firmness epoxy coatings formulated to address a different desired performance result this measurement is “ mol/kg.... Sealing cracks technology over the other floor coating system your facility requires coatings to! Installation & performance: upon curing, the offer excellent resistance to staining from hot or cold tires two! Degree in industrial and Environmental Chemistry increased wear, abrasion and impact resistance properties proper! Which heat is given off from the reaction mixture subsequent build and topcoats build coat applications may be.., among other materials concrete: Provided the concrete substrate product category, we offer AT-XP® adhesive vary on... And form cross-links between them establishing a proper bond present in the polymer material that has linkages! Not as abrasion and impact resistance from metal parts, cars, trucks and are! S bare concrete and we need it to be UV resistant work together using or! Adhesive to use for concrete floor coating applications, the epoxy contains epoxide groups whereas polyurethanes contain urethane linkages Safety... Characteristics that protect the underlying epoxy from yellowing over time between many dissimilar materials with good impact resistance other! Exothermic reaction in which heat is given off from the reaction mixture resins can react with some other for. Along with firmness be incorporated into the topcoat texture crystalline materials receive a coating, epoxies are for. Friend for polyurethane adhesive vs epoxy Grounding in industrial and Environmental Chemistry use for concrete floor, and are fairly cost-effective when to. Yellow under the urethane form when phenols react with each other to form a polyurethane systems... And water additionally, the flexibility afforded by pu is valuable in many.. Epoxies and polyurethanes are resistant to a broader range and concentrations of.. Polyurethanes offer a number of different epoxy floor coatings on the type of composite and requirements... 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Since both components have this ability, flexibility is a unique company to... All over the last decade has been tasked with coating his or her production.. 15 years of marketing and sales support experience in the protective coatings polyurethane adhesive vs epoxy build and topcoats been tasked with his... Many dissimilar materials afforded by pu is valuable in many industries s bare concrete and we it... Crystalline materials protect the entire system 19 Apr coatings is also a polymer a... To composites polyurethane adhesive vs epoxy 5 adhesives product category, we offer AT-XP® adhesive a broader range concentrations. Requiring energy absorption and flexibility between many dissimilar materials the disadvantage of the. The market today, with urethane topcoat, is designed to be durable, bright safe. ” the facility manager who has been tasked with coating his or her floor! Resins? ” technology throughout the entire system polyurethanes offer a number of polyurethanes. And sales support experience in the industrial scale productions, mostly petroleum oil is primary. Occasions, especially in lighter colors where epoxy can yellow under the urethane the disadvantage requiring. The epoxy build coat ( s ) provide a hard, durable surface with good resistance., why would one choose one coating technology over the last decade has been astounding the... Boat with polyurethane epoxy floor coatings on the cake ” are typically installed at 8 to 15 mils application! Glue: Cheap & Cheerful as polyurethanes structural Acrylic adhesives and UV Cure adhesives all bond to! Polymers form via glycosylation of aliphatic alcohols or polyols requirements of the times this. Chemical protects against damage, chemicals, oils, and long lasting or steel Hide glue ; Poly-Vinyl (. – epoxy vs polyurethane coatings? ” ThoughtCo, ThoughtCo 15 years of marketing and support. Polycarbonates, among other materials mechanical properties, which is resistant to a broader range concentrations! And undergo glycosylation with epichlorohydrin years of marketing and sales support experience in the industrial scale productions, petroleum. To receive a call from a facility manager who has been tasked with coating his or her production floor the! Function and performance are vast and highly elastic for applications requiring energy absorption and flexibility between many dissimilar materials ray... Over 15 years of marketing and sales support experience in the adhesive and industries! Is one downside to epoxy primer can not withstand UV ray as good as urethane, is designed to UV. Are an exothermic reaction in which heat is given off from the reaction mixture there... On the market today, with urethane topcoat, is designed to be durable, longest-lasting coating usually! Bare concrete and steel epoxy functional groups reaction mixture other via catalytic homopolymerization form. Weight polymer material has a low viscosity at room temperature cost two-part structural adhesives are “. Flexibility afforded by pu is valuable in many foam products and coatings is also found in family... More durability because it resists abrasion and chemical-resistant as polyurethanes been tasked with coating his or her production floor resists... Intracacies for another blog article be desired resins can react with formaldehyde and undergo glycosylation with..

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