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IOTA 2110 Double-Ended Hydroxyl Silicone Oil is a reactive silicone fluid based on α,ω-dihydroxy-terminated polydimethylsiloxane. Featuring hydroxyl functional groups at both ends of the molecular chain, it can participate in crosslinking reactions with compatible resin systems, helping introduce silicone components into polymer networks.
Designed for resin modification and surface performance enhancement, IOTA 2110 can help improve long-lasting surface feel, stain resistance, weatherability, and low-temperature performance when properly formulated. It is suitable for selected polyurethane and amino resin systems, with application performance depending on resin chemistry, formulation, and curing conditions.
IOTA 2110 is available in different molecular weight grades to meet various formulation and processing requirements. Both water-based and solvent-based application systems can be considered according to compatibility and formulation needs.
| Parameter | Specification |
|---|---|
| Product Name | IOTA 2110 Double-Ended Hydroxyl Silicone Oil |
| Chemical Name | α,ω-Dihydroxy-Terminated Polydimethylsiloxane |
| CAS Number | 70131-67-8 |
| EINECS Number | 615-070-3 |
| Appearance | Colorless, viscous liquid |
| Active Content | 99.9% |
| Available Molecular Weights | 1,000 / 2,000 / 2,500 / 10,000 |
| Product Types | Water-based and solvent-based application options |
The two terminal hydroxyl groups provide reactive sites for suitable chemical reactions with compatible resin systems. This makes IOTA 2110 a potential choice for formulations requiring chemically incorporated silicone modification rather than relying solely on a non-reactive silicone additive.
In compatible coatings and resin formulations, IOTA 2110 can help improve surface smoothness and tactile properties. Its potential use in surface modification makes it relevant to applications where a durable, smooth, or soft-touch finish is desired.
In properly designed formulations, silicone modification may help improve surface resistance to contamination and facilitate cleaning. The actual performance depends on the resin, substrate, curing process, and final coating structure.
Introducing silicone segments into compatible polymer systems can help modify their environmental and temperature-related performance. IOTA 2110 may be evaluated in formulations requiring improved weatherability and low-temperature flexibility.
With molecular weights of 1,000, 2,000, 2,500, and 10,000 available, IOTA 2110 offers formulation flexibility. The appropriate grade should be selected according to the target resin system, desired compatibility, viscosity, and final performance.
Polyurethane Resin Modification
IOTA 2110 can be evaluated as a reactive silicone modifier in compatible polyurethane systems to improve surface feel, stain resistance, and other surface-related properties.
Amino Resin Systems
For suitable amino resin formulations, IOTA 2110 may help introduce silicone functionality and modify the surface characteristics of the cured material. Compatibility and curing conditions should be verified before industrial use.
Coatings and Surface Finishes
IOTA 2110 may be considered for coatings and finishing formulations that require a smooth feel, improved stain resistance, or enhanced surface performance.
Polymer and Resin Modification
Its terminal hydroxyl groups make IOTA 2110 a candidate for the preparation and modification of silicone-containing polymers, provided that the reaction chemistry is compatible with the target system.
The following dosage ranges are initial formulation guidelines. Final concentrations should be established through laboratory testing.
| Application | Suggested Dosage |
|---|---|
| Long-lasting surface feel | 0.2–1% |
| Stain resistance | 2–6% |
| Resin modification | 1–6% |
Dosage percentages should be calculated on a clearly defined formulation basis, such as total formulation weight or resin solids, according to the application. Compatibility, curing behavior, surface performance, and storage stability should be evaluated before scale-up.
Different molecular weights can influence viscosity, compatibility, reactivity per unit mass, and the properties of the final formulation. When selecting an IOTA 2110 grade, formulators should consider:
Preliminary compatibility testing is recommended, especially for water-based systems, because the presence of hydroxyl groups alone does not guarantee water solubility or stable dispersion.
What is IOTA 2110 Double-Ended Hydroxyl Silicone Oil?
IOTA 2110 is an α,ω-dihydroxy-terminated polydimethylsiloxane featuring hydroxyl groups at both ends of its molecular chain. It is used as a reactive silicone modifier in compatible resin and polymer formulations.
What is IOTA 2110 used for?
Its potential applications include polyurethane and amino resin modification, coatings, surface finishes, and polymer systems requiring improved surface feel, stain resistance, or other silicone-related performance characteristics.
Can IOTA 2110 be used in water-based formulations?
Water-based application options are available. However, suitability depends on the specific grade, formulation design, and compatibility with the aqueous system. Testing is recommended before production.
What molecular weights are available?
IOTA 2110 is available in molecular weight grades of 1,000, 2,000, 2,500, and 10,000.
What is the recommended dosage of IOTA 2110?
Suggested starting ranges are 0.2–1% for long-lasting surface feel, 2–6% for stain resistance, and 1–6% for resin modification. The optimal dosage depends on the formulation and should be confirmed experimentally.
IOTA 2110 provides formulators with a reactive silicone modification option for compatible resin systems. Its terminal hydroxyl functionality, multiple molecular weight grades, and flexible application possibilities make it worth evaluating in coatings, polyurethane formulations, amino resin systems, and specialty polymer applications.
For technical information, grade selection, or a quotation, contact IOTA Silicone Oil to discuss your resin system, application requirements, and target performance.
Product: IOTA 2110 Double-Ended Hydroxyl Silicone Oil
CAS Number: 70131-67-8
Website: https://www.ethylsilicone.com/
Contact us for product specifications, technical documentation, and application-specific recommendations.
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