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2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol

    • Product Name 2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol
    • Alias Tetraethylene glycol
    • Einecs 205-563-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales6@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    851982

    Iupac Name 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))diethanol
    Other Names Tetraethylene glycol
    Molecular Formula C8H18O5
    Molar Mass 194.23 g/mol
    Appearance Colorless, viscous liquid
    Odor Odorless
    Melting Point -10 °C
    Boiling Point 325 °C
    Density 1.124 g/cm³ (at 20 °C)
    Solubility In Water Miscible
    Vapor Pressure 0.03 mmHg (at 20 °C)
    Viscosity 48 mPa·s (at 25 °C)
    Refractive Index 1.459 (at 20 °C)

    As an accredited 2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500 mL clear glass bottle, tight-sealed with screw cap, labeled with hazard symbols and chemical name: 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))diethanol.
    Shipping **Shipping Description:** 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))diethanol should be shipped in tightly sealed containers, away from incompatible materials and sources of ignition. Transport at ambient temperature, following applicable local, national, and international regulations for chemicals. Label the package clearly and include appropriate hazard warnings; consult the SDS for specific shipping classification details.
    Storage 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))diethanol should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizing agents. Protect from moisture and direct sunlight. Store at room temperature and avoid excessive heat. Always follow local regulations and guidelines for chemical storage and ensure proper labeling of the container.
    Application of 2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol

    Applications of 2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol in Industrial Manufacturing

    As an established manufacturer, we supply 2,2'-((Oxybis(Ethane-2,1-Diyl))Bis(Oxy))Diethanol to a limited but critical range of downstream sectors. These applications require precise process management and adherence to industry-specific quality systems, as this specialty polyether polyol serves both functional and technical roles. Below are detailed use cases mapped to actual industrial segments and their operational requirements.

    1. Polyurethane Foam Systems for Automotive Interiors

    Automotive tier-1 and OEM producers use this polyol as a key intermediate in flexible polyurethane formulations designed for seating foams, instrument panels, and headrests. The hydroxyl functionality supports fine-cell structure and regulated viscosity required for injection and continuous slabstock production lines. Integration requires close matching against required compression set and VOC constraints under global automotive quality guidelines.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management Systems)
    • IATF 16949:2016 (Automotive Sector Standard)
    • OEM-specific restricted substance lists (e.g., Global Automotive Declarable Substance List, GADSL)
    • REACH Regulation (EC) No 1907/2006

    Typical usage ratio

    • 10–25 parts per hundred polyol (php) depending on targeted foam density and softness
    • Viscosity and reactivity tuning through ratio adjustment based on MDI/TDI system type

    Downstream process integration

    • Metered direct-feed into polyol blend tanks before prepolymer formation
    • In-line viscosity stabilization and homogenization prior to isocyanate reaction

    Final product types

    • Automotive seating foams
    • Instrument panel pads
    • Headrest cores
    • Armrest and door panel cushioning

    2. Surfactant Raw Material for Industrial Detergent Blends

    Leading producers of industrial and institutional cleaning agents use this etherdiol as a backbone molecule for synthesis of nonionic surfactants. It functions as a hydrophilic moiety when reacted with alkylating agents to produce alcohol ethoxylates or as a direct base for high-sudsing technical detergents employed in food processing, textile washing, and heavy equipment cleaning. Each application tracks global surfactant guideline compliance.

    Industry compliance standards

    • EU Detergent Regulation EC No 648/2004
    • OECD Test Guidelines for Biodegradability (301B, 301D)
    • US EPA Safer Choice criteria for surfactants

    Typical usage ratio

    • 5–15% by weight in concentrated surfactant synthesis batches
    • Final detergent formulations typically contain 1–5% of modified polyol derivatives

    Downstream process integration

    • Charged into reaction vessels for ethoxylation, sulfation, or alkoxylation steps
    • Direct formulation for blending with other amphiphilic agents and builders

    Final product types

    • Industrial floor and surface cleaners
    • CIP (Clean-In-Place) system detergents
    • Textile wetting agents
    • High-foaming degreasers

    3. Lubricant Additive Synthesis in Metalworking Fluids

    Major lubricants manufacturers use this diethanol-based polyether as a base for water-soluble lubricating agents. In aqueous metalworking fluids, it acts as a solubilizer and boundary lubrication promoter, especially in formulations designed for aluminum and ferrous alloy machining. Its chemical profile supports anti-corrosion and low-foam requirements, meeting both operator safety and environmental benchmarks.

    Industry compliance standards

    • ASTM D6079 (Lubricity)
    • ISO 6743/7 (Metalworking fluids classification)
    • TRGS 611 (Germany: Restrictions for water-miscible cooling lubricants)
    • OEM-specific coolant and lubricant approval protocols

    Typical usage ratio

    • 2–10% by weight as a blend component or performance modifier in concentrates
    • Formulators adjust levels to achieve correct emulsion stability and lubricity in end-use dilution

    Downstream process integration

    • Blending into base oil mixture prior to microemulsion homogenization
    • Phased dosing during final bottling after QC viscosity testing

    Final product types

    • Soluble cutting fluids (semi-synthetic, synthetic)
    • Milling and grinding fluids
    • Die-forming lubricants
    • Corrosion-inhibited coolants

    4. Reactive Diluent for UV-Curable Resin Formulations

    Manufacturers in the coatings and adhesives industry utilize this material as a reactive diluent in UV-curable resin systems, especially in high-gloss industrial floors and specialty graphic inks. Its bifunctional ethylene oxide segments increase resin flexibility and reduce viscosity for improved flow without plasticizer migration, while maintaining high crosslink density after curing. Regulatory adherence is mandatory in flooring, commercial printing, and food packaging applications.

    Industry compliance standards

    • EN 71-3 (Safety of Toys – migration of hazardous elements, for floor coatings)
    • Swiss Ordinance SR 817.023.21 (Materials and articles in contact with food)
    • ASTM D7767 (UV-curable coatings test methods)
    • Directive 2004/42/EC (VOC in paints and varnishes)

    Typical usage ratio

    • 5–20% by weight as reactive monomer/diluent in resin premix
    • Adjustment based on desired cure speed, layer thickness, and final mechanical properties

    Downstream process integration

    • Charged with oligomer/polymer base during prepolymer blending
    • Mixed before photoinitiator addition and degassing prior to coating or printing application

    Final product types

    • Industrial UV-curable floor coatings
    • Overprint varnishes and printing inks
    • UV-set adhesive films
    • Specialty packaging lacquers

    5. Intermediate for Textile Fiber Spinning Oil Bases

    Producers of synthetic fiber spinning oils include this polyether alcohol as an intermediate to adjust hydrophilicity, fiber lubrication, and antistatic effect. It enters complex blends to stabilize emulsions during polyester and polyamide fiber extrusion, supporting continuous high-speed spinning while minimizing filament breakage. Process and downstream use must address sector-specific textile auxiliary standards and ensure no compromise to downstream dyeing or post-treatment processes.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (Textile chemical restrictiveness)
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals; textile sector)
    • REACH Annex XVII (use in textiles)

    Typical usage ratio

    • 3–8% by total weight in spinning oil concentrate
    • Ratio modified according to fiber denier and line speed to balance lubricity and antistatic needs

    Downstream process integration

    • Premixing with mineral or synthetic base oils in closed reactors before emulsification
    • Inline addition onto fiber bundles during extrusion, followed by recovery and recirculation

    Final product types

    • Polyester spinning lubricants
    • Nylon finishing oils
    • Antistatic agents for filament yarns
    • Textile fiber processing auxiliaries
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