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Hydroxyethyl acrylate (HEA) is a highly reactive acrylic monomer whose storage conditions prioritize chemical stability and safety. Improper storage may lead to spontaneous polymerization, quality deterioration, or safety incidents.
Temperature: Recommended to store in a cool environment, ideally between 2°C and 25°C. High temperatures and direct sunlight must be avoided.
Reason: Increased temperature significantly accelerates its polymerization rate, posing a risk of self-polymerization even with the presence of an inhibitor.
Type: Hydroxyethyl acrylate is typically inhibited with MEHQ to suppress free radical polymerization during storage and transportation.
Maintaining Effectiveness: To ensure the inhibitor remains effective, excessive contact with air (oxygen) must be avoided. Oxygen depletes MEHQ, reducing its inhibitory effect. Therefore, nitrogen padding in the container is crucial.
Container: Containers made of stainless steel, phenolic resin lining, or polyethylene should be used.
Atmosphere: Containers should be padded with nitrogen to maintain an inert environment and minimize contact with oxygen.
Sealing: Containers must always be kept tightly sealed.
Ventilation: The warehouse or storage area must have good ventilation.
Safety Precautions: Keep away from heat sources, sparks, open flames, and incompatible materials such as strong oxidizing agents, strong acids, and strong bases.
Provided all storage conditions are followed, the typical shelf life of HEA is 6 to 12 months from the date of manufacture. Before use, the product's appearance and specifications should be checked (typically 2-10%) to ensure it has not polymerized or deteriorated.
Need help? Explore common answers regarding Hydroxyethyl Acrylate and shipping processes!
HEA is mainly used to manufacture thermosetting acrylic coatings, UV-curable coatings, adhesives, textile treatment agents, paper processing chemicals, water stabilizers, and as a reactive diluent in radiation-curing systems.
The ideal storage temperature is between 2°C and 25°C. High temperatures and direct sunlight must be strictly avoided to prevent self-polymerization.
MEHQ is used to suppress free radical polymerization. To prevent oxygen from depleting MEHQ and reducing its safety function, containers are typically padded with nitrogen and kept tightly sealed.
HEA should be stored in containers constructed of stainless steel, polyethylene, or containers with a phenolic resin lining to ensure compatibility and stability.
When stored under recommended guidelines, HEA has a typical shelf life of 6 to 12 months. Product specifications and appearance should be verified prior to usage.
Deliveries are supported by a multimodal network including air, rail, and ISO Tank solutions. Stock is distributed from strategic hubs in Qingdao, Tianjin, and Longkou with standard and express options available.
