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China Desmodur® T 80 Suppliers | Leading Factory for High-Quality Toluene Diisocyanate for Polyurethane Applications

China Desmodur® T 80 Suppliers | Leading Factory for High-Quality Toluene Diisocyanate for Polyurethane Applications

Covestro's Desmodur® series of isocyanates stands out as a key component in high-quality polyurethane applications, celebrated for their versatility and superior performance. When paired with Covestro's polyols, Desmodur® isocyanates form the foundation for manufacturing a diverse range of polyurethane products, each exhibiting exceptional qualities.

This product line showcases incredible adaptability across various applications, making it ideal for manufacturers in China. It covers the production of flexible and rigid foams, adhesive formulations, self-skinning foams, and composite material processing. Additionally, it is well-suited for solvent-borne and high-solid-content polyurethane (PU) coatings, adhesives, and sealants. This flexibility allows suppliers to design formulations that meet specific needs efficiently. Products derived from Desmodur® are extensively used in the automotive industry for interior components like seats and dashboards, as well as in construction insulation materials for thermal insulation purposes in buildings and refrigeration units. Other applications include wheels, rollers, and various automotive parts, ensuring that suppliers and factories can fulfill a wide range of customer requirements.

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    Product Description

    Moreover, Desmodur® isocyanates also function as high-performance ingredients in coating formulations, providing effective protection for everyday consumer goods, with applications spanning automotive interior and exterior parts, household appliances and electronic devices, furniture finishing, architectural façades, food packaging containers, ship antifouling coatings, and bridge protection, among many other industries. Additionally, Desmodur® isocyanates serve as foundational raw materials for optimizing adhesive performance, enabling customers to enhance key performance metrics such as bonding strength and durability.

    Basic Info

    Model NO. 584-84-9
    Colour Light Yellow
    Purity 99.5%Min
    Vapour Pressure 1.33
    Flash Point 127
    Refractive Index 1.569
    Freezing Point 11.5~13.5ºC
    Odor Sharp, Pungent
    Melting Point 21.8 °c
    Un No. 2078
    Class 6
    Relative Density(Water=1) 1.22
    Boiling Point 251 °c
    Related Compounds Polyurethane
    Relative Density(Air=1) 6
    Molecular Weight 174.16
    Density 1.214 g/cm3, Liquid
    Transport Package Iron Drum
    Specification 250kg iron drum
    HS Code 2929101000

    Product Parameters

    SPECIFICATION RESULT
    PURITY(m/m): 99.9PCT
    ISOMERIC RATIO(2.4/2.6): 79.5/20.5-81.5/18.5
    ACIDITY(on HCL basis)(ppm): 40<
    COLOR(APHA): 15
    HYDROLYZABLE CHLORINE (PPM): <100
    Safety Precautions & Handling Guidelines

    Given that TDI (Toluene Diisocyanate) possesses strong irritant properties, exerting significant irritation effects on skin, eyes, and respiratory system, it is imperative to pay close attention to and strictly abide by the following safety precautions when handling this chemical compound. Chief among these measures is to avoid direct contact between TDI and skin or eyes, as any such contact may lead to severe localized irritation reactions. Moreover, inhalation of TDI vapors is also hazardous; hence, during operations, it is essential to wear specialized protective gloves to safeguard hands, don a respirator or dust mask to prevent inhalation of toxic fumes, and equip oneself with safety goggles or a face shield to guard against potential splash entry into the eyes.

    Regarding storage, TDI should always be stored in a cool and dry place, aiming to reduce the risk of chemical reactions triggered by excessive temperatures or high humidity levels, as well as to minimize vapor evaporation. In summary, across all aspects involving the manipulation and storage of TDI, there must be an emphasis on reinforced personal protective measures and strict adherence to established safety operating procedures to ensure both personnel health and workplace safety.

    Frequently Asked Questions
    What are the primary applications of Desmodur® isocyanates?
    Desmodur® isocyanates function as high-performance ingredients in coating formulations, protecting consumer goods like automotive parts, household appliances, electronics, furniture, architectural façades, food packaging, ship coatings, and bridges. They also serve as raw materials to improve adhesive bonding strength and durability.
    What is the Model NO. (CAS) and molecular weight of this product?
    The Model NO. (CAS Registry Number) is 584-84-9, and the molecular weight is 174.16.
    What is the typical purity level of this chemical?
    According to the product parameters, the basic purity is 99.5% Min, with standard testing results showing a purity of 99.9% PCT.
    Why is it critical to handle TDI (Toluene Diisocyanate) with extreme care?
    TDI possesses strong irritant properties that can cause severe localized irritation reactions to the skin and eyes, as well as significant irritation to the respiratory system if vapors are inhaled.
    What safety equipment should be used when working with TDI?
    It is essential to wear specialized protective gloves to protect hands, use a respirator or dust mask to prevent the inhalation of toxic fumes, and wear safety goggles or a face shield to protect eyes from potential splashes.
    How should TDI be stored to ensure workplace safety?
    TDI must always be stored in a cool and dry place. This minimizes the risk of chemical reactions caused by high temperatures or humidity, and reduces dangerous vapor evaporation.

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