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ST-HC 1711 Polyurea / Polyurethane Thermal Conductivity Structure Adhesive

This product has the following characteristics:

1) It can replace the bolt components, simplify the structure, reduce the weight, and improve the energy of the battery pack per unit volume;

2) High fracture elongation and elastic modulus, high bonding strength, can withstand the disaster impact of 12m free fall and 120 km / h superimposed speed;

3) Flame retardant grade UL 94-VO, off the fire;

4) Excellent performance through the cold and heat cycle and heat and humidity aging test;

5) Excellent insulation performance and adjustable thermal conductivity parameters.

    Introduction

    Thermal conductivity adhesive is mainly used for the heat conduction between different materials, that is, the heat from the high-temperature area material to the low-temperature area material, so as to achieve the heat dissipation effect and extend the service life of components. With the application and popularization of new energy power batteries and energy storage batteries, as well as the improvement of the processing capacity of traditional electronic components and the development of smaller and more compact electronic modules, the demand for heat dissipation is also getting higher and higher, and heat conduction materials can protect sensitive circuits and components in harsh environment.
    The adhesives used in power battery and energy storage batteries mainly include structural adhesive (thermal conductivity and insulation), sealing and sealant (sealing and thermal conductivity), and functional adhesive (thermal and conductive). Thermal conductive structure adhesive is the "muscle membrane organization" to realize the lasting power of a power battery.
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    The iterative evolution of CTP technology, the improvement of the integration degree of new energy vehicles, etc., the performance of the thermal conductivity structure glue and the key technical requirements are upgraded simultaneously. Polyurea / polyurethane composite thermal conductivity structure adhesive is a series of solvent-free, environmentally friendly, high strength, two-component thermal conductivity structure adhesive, with excellent tensile strength and lap splicing strength; low thermal resistance, high heat conduction efficiency; high flame retardant grade, aging resistance and excellent insulation performance.

    Use

    1. Structural thermal bonding between new energy vehicle power battery / energy storage battery cell, cell and fixed plate, between module and PACK box, and between cell and box;

    2. Thermal conductivity bonding in electronic and electrical appliances industry;

    3. Thermal conductive bonding of various base materials in industrial, rail transit and other fields;

    4. Sports equipment, power tools, household appliances, shipbuilding, instruments, electrical appliances, medical equipment, etc.

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    Parameters

    Model

    ST- HC 1711

    Viscosity (MPa·s)

    A:80000

    B:100000

    Volume Ratio

    1:1

    Post-Mixing Density (g / cm3)

    2.4

    Thermal Conductivity (W / m · K)

    2.5

    Tensile Strength (MPa)

    12

    Shear Strength (Al3003) (MPa)

    9.5

    Shear Strength (PET Membrane) (MPa)

    1.8

    Elongation at Break (%)

    100%

    Hardness (Shore D)

    70D

    Dielectric Strength (kV / mm)

    21

    Volume Resistivity Of (Ω•)

    3.0*1014

    Operation Time (Min)

    35

    Flame-Retardant (UL 94)

    V0

    Construction Recommendations

    1. Clean: Clean the dust, water, oil pollution on the surface of the product, and keep the surface dry.

    2. Stirring: Before the ratio, stir the A agent first to divide the pigment (filler) sunk at the bottom into the glue liquid.

    3. Ratio: Weigh the product separately according to the A / B ratio of the purchased product and pour it in turn (* Note: according to the weight ratio, non-volume ratio).

    4. Mix: Mix the mix of A / B glue, fully stir to avoid incomplete curing.

    5. Defoaming: The mixed glue static 5-10 bubbles will automatically discharge, if conditions can be vacuum defoaming.

    6. Use glue: Pour the glue into the adhesive products, please use it up within the operational time.

     

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