How to Prevent Yellowing of Epoxy Resin

“ART PRO DELUXE” – Ultra-High Viscosity Epoxy Resin For Artists

The best choice for Resin and Geode-art, making Coasters, Trays, Ocean-art, jewellery and casting surfaces. + gloves & detailed instruction for FREE.

£33.85

“EPOXYTABLE 5-FIVE” – Deep Pour Epoxy Resin (Up to 5cm) for Tables & Large Projects

The best choice for deep pouring: ✔️ Low exothermic reaction –> Castings up to 5cm [1,96”] ✔️ Strong UV filters –> Non-yellowing guaranteed for 5 years ✔️ Highly mechanical resistant surface, for maximum scratchproof properties ✔️ Low viscosity –> Bubbles free ✔️ Long working time –> No rush in the process ✔️ Heat resistance –> Up to 70°C [158 F] ✔️ Trusted quality –> We have already sold more than 26000 kits of this product, since we started in 2015 🌿 Cruelty Free, Vegan Friendly🐹

£16.85

“ICRYSTAL” – Clear Epoxy Resin (Up to 1.5cm) – High quality and great price

✔️ Perfect transparency -> A true liquid crystal ✔️ High scratch resistance -> Ideal for tables! ✔️ UV filter for protection against yellowing -> 10 years warranty. ✔️ Heat Resistance (Up to 70°C) ✔️ Easy to use -> 2:1 mixing ratio ✔️ Odourless ✔️ 1,5сm layer per application 🌿 Cruelty Free, Vegan Friendly🐹

£11.65

“Art Pro” – Clear Epoxy Resin for Artists & Surfaces Coating

Experience the brilliance of 'Art Pro', an ultra-clear, non-toxic epoxy resin designed specifically for artists and DIY enthusiasts. Perfect for a variety of resin art projects/p>

£19.85

“COLOURFUN” – Liquid Epoxy Resin Colourant Set

Intense and brilliant colour, ideal for Transparent Epoxy Resins. Mix small quantity to get a translucent effect. The high coverage of the "Colorfun Original" range allows to obtain a full and bright colour. The high concentration provides an opaque colour with a few drops. Usable to colour the products of the RESIN PRO range.

£13.45

“I–GUM” – Non-Toxic Silicone Putty for mould making

“I-GUM SLOW” – Non-Toxic Silicone Rubber – Paste Form Pasty silicone rubber “I-GUM” is a two–component product for creating moulds and forms for pouring with epoxy resin.

£22.85

“PURE MOULD” – Transluent Liquid Silicone rubber for creating moulds

Create your moulds using PURE MOLD silicone rubber! Compatible with many materials including resins, plaster and cement. Its transparency will allow you to observe through the mould and its high mechanical characteristics make it a product suitable for both professional and hobby use.

£22.45

“Epoxy Polish” – Epoxy Resin Polishing System

EPOXY POLISH is an advanced epoxy resin polishing system that delivers a stunning, glossy finish for your resin projects. Ideal for professionals and DIY enthusiasts alike, this product rejuvenates surfaces to a mirror-like shine with ease.

£17.85

How to Prevent Yellowing of Epoxy Resin

To prevent yellowing of epoxy resin, it is important to follow some precautions during the processing and storage of the finished artifact. Here are some useful tips:

1. Use high-quality epoxy resins, preferably UV-stable.
2. Add a UV inhibitor to the resin to protect it from sunlight.
3. Avoid prolonged exposure to direct sunlight.
4. Store artifacts in cool, dry environments, away from heat sources and intense light.
5. Regularly clean the artifact with gentle products to prevent dirt build-up that could cause yellowing over time.

- UV Resistance of Epoxy Resin

Epoxy resins offer superior UV resistance compared to other resins due to their ability to withstand direct sunlight exposure. This feature makes them ideal for outdoor applications or where increased durability against UV rays is required. Epoxy resins contain UV stabilizers that prevent degradation caused by sunlight, ensuring greater longevity and stability over time. Choosing a high-quality epoxy resin with anti-UV properties is important to achieve optimal results in coating projects, DIY, or industrial applications exposed to sunlight.

Best UV Pigments for Epoxy Resin

UV pigments for epoxy resin are essential for obtaining vibrant and long-lasting colors in resin artifacts. Among the best UV pigments for resin available on the market, we find:

• Powder pigments: easily mixable with resin and offer a wide range of bright colors.
• Liquid pigments: ready to use and ideal for uniform and transparent colorations.
• Fluorescent pigments: perfect for creating luminous and fluorescent effects in the resin.
• Thermochromatic pigments: change color with temperature variation, adding a dynamic touch to artifacts. Choosing high-quality UV pigments ensures excellent and long-lasting results in DIY resin projects.

How to protect epoxy resin from yellowing

Protecting epoxy resin from yellowing can be achieved by applying specific anti-yellowing transparent coatings. These coatings are made with formulations based on epoxy or polyurethane resins, which provide a protective barrier against UV rays and other atmospheric agents that can cause the resin to yellow over time. Before applying the coating, make sure that the resin surface is clean and free of dust or grease. Apply the coating evenly following the manufacturer's instructions and allow it to dry completely. This process will help maintain the transparency and brightness of the resin over time.

Factors causing epoxy resin yellowing

Yellowing of epoxy resin can be caused by various factors, including:

• UV exposure: sunlight can cause yellowing of epoxy resin over time.
• Chemical reactions: some chemicals present in the surrounding environment can interact with the resin and cause yellowing.
• Aging: over time, epoxy resin can undergo a natural aging process that leads to yellowing.
• Product quality: low-quality resins or suboptimal formulations can yellow more easily compared to high-quality resins.
• Storage conditions: storing the resin in non-optimal conditions, such as excessive humidity or temperature, can promote yellowing. It is important to pay attention to these factors to keep the epoxy resin in the best possible condition over time.

“COLOURFUN” – Liquid Epoxy Resin Colourant Set

Intense and brilliant colour, ideal for Transparent Epoxy Resins. Mix small quantity to get a translucent effect. The high coverage of the "Colorfun Original" range allows to obtain a full and bright colour. The high concentration provides an opaque colour with a few drops. Usable to colour the products of the RESIN PRO range.

£13.45

“I–GUM” – Non-Toxic Silicone Putty for mould making

“I-GUM SLOW” – Non-Toxic Silicone Rubber – Paste Form Pasty silicone rubber “I-GUM” is a two–component product for creating moulds and forms for pouring with epoxy resin.

£22.85

“PURE MOULD” – Transluent Liquid Silicone rubber for creating moulds

Create your moulds using PURE MOLD silicone rubber! Compatible with many materials including resins, plaster and cement. Its transparency will allow you to observe through the mould and its high mechanical characteristics make it a product suitable for both professional and hobby use.

£22.45

“Epoxy Polish” – Epoxy Resin Polishing System

EPOXY POLISH is an advanced epoxy resin polishing system that delivers a stunning, glossy finish for your resin projects. Ideal for professionals and DIY enthusiasts alike, this product rejuvenates surfaces to a mirror-like shine with ease.

£17.85