DOA, also known as Di(2-Ethylhexyl) Adipate, is an industrial solvent with the following physical features:
Characteristics
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Chemical Formula:
C22H42O4
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Molecular Weight:
370.6 g/mol
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Appearance:
DOA is a clear, colorless liquid at room temperature.
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Odor:
It typically has a mild, ester-like odor.
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Density:
The density of DOA is around 0.924 g/mL.
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Boiling Point:
DOA has a relatively high boiling point, around 216-230°C (421-446°F).
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Melting Point:
DOA solidifies at temperatures below -70°C (-94°F).
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Solubility:
DOA is miscible with common organic solvents, such as ethanol, acetone, and benzene.
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Vapor Pressure:
DOA has a low vapor pressure at room temperature.
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Flash Point:
The flash point of DOA is approximately 180°C (356°F), making it relatively safe to handle and store.
These physical characteristics make DOA suitable for various industrial applications, such as a plasticizer in PVC and other polymers, a lubricant in various industries, and a solvent in coatings, adhesives, and sealants. As with any chemical, proper handling, storage, and safety precautions should be followed when working with DOA.
Applications
DOA (Di(2-Ethylhexyl) Adipate) is a versatile industrial solvent that finds application in various industries. Some of the common industrial applications of DOA are:
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PVC and Plastics:
DOA is primarily used as a plasticizer in the production of PVC (polyvinyl chloride) and other plastics. It improves the flexibility, durability, and workability of the plasticized materials, making them suitable for applications such as wires and cables, automotive components, and flexible films.
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Coatings and Inks:
DOA is used as a solvent and plastisol viscosity reducer in the formulation of coatings, inks, and paints. It aids in dissolving various resins, enhancing pigment dispersion, and improving film formation properties.
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Adhesives and Sealants:
DOA acts as a solvent in the formulation of adhesives and sealants, helping dissolve and disperse different types of resins. It improves the spreadability and adhesion properties of the final products.
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Lubricants:
DOA is utilized as a lubricating oil additive, especially in industries where low-temperature performance is required. It enhances the lubricity and viscosity characteristics of lubricating oils.
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Textiles:
DOA is used as a softening agent in the textile industry. It imparts a soft, smooth feel to fabrics and improves their flexibility and wrinkle resistance.
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Personal Care Products:
DOA can be found in some personal care products like lotions, creams, and hair care formulations. It provides emollient and moisturizing properties to these products.
It’s important to note that appropriate handling, storage, and safety precautions should be observed when working with DOA or any industrial solvent to ensure safe and responsible usage.
