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Stearic Acid Modified Talc Powder

  • Stearic Acid Modified Talc Powder
  • Stearic Acid Modified Talc Powder
  • Stearic Acid Modified Talc Powder
  • video
  • TIANCI
  • China
  • Quantity(Tons) 1 - 10 11 - 40 41 - 100 >100 Est. Time(days) 5 7 15 To be negotiated
  • 2000T/Month
1.Stearic Acid Modified Talc Powder is treated with stearic acid to improve compatibility with polymers, enhancing dispersion and reducing hydrophilicity. 2.Stearic Acid Modified Talc PowderImproves mechanical properties (e.g., tensile strength, impact resistance) in plastics, rubber, and coatings by reducing filler agglomeration. 3.Stearic Acid Modified Talc Powder coating makes talc water-repellent, beneficial for moisture-sensitive applications like cables and outdoor materials. 4.Stearic Acid Modified Talc Powder Reduces viscosity in polymer melts, improving flow during injection molding or extrusion. 5.Stearic Acid Modified Talc Powder Used in automotive parts, PP/PE composites, paints, and adhesives where interfacial bonding is critical.

Stearic‍‌‍‍‌‍‌‍‍‌ Acid Modified Talc Powder is usually a talc powder that has been surface-treated, and stearic acid is used as a coupling agent to make it more compatible with organic matrices (e.g., polymers). This modification not only improves Special function grade talc powder's dispersion and adhesion but also its overall performance in composite materials.


Key Features:

1.Surface Hydrophobicity – Special function grade talc powder, making them hydrophobic (water-repellent) and thus better able to interact with non-polar polymers such as PP, PE, and PVC.

2.Improved Dispersion –  Special function grade talc powder Helps to break down the formation of particle clumps, thus enabling the particles to be evenly dispersed in polymer matrices.

3.Enhanced Mechanical Properties – Special function grade talc powder facilitates the increase of tensile strength, stiffness, and impact resistance of composites.

4.Better Processing – It is capable of reducing the viscosity of molten polymers, thereby facilitating polymer flow during extrusion or injection molding.

5.Thermal Stability – Besides enhancing the interfacial bonding, the modification retains talc's inherent heat resistance.


Applications:

  • Plastics & Polymers –  Talc powder chemical for formula A major application is the use of PDP, PE, PVC, and engineering plastics-based compounds in automotive parts, packaging, and household goods, enhanced by the addition of talc powder.

  • Rubber Industry – Talc powder chemical for formula Enhances reinforcement and processing in tires, seals, and gaskets.

  • Coatings & Paints – Talc powder chemical for formula Improves scratch resistance and durability.

  • Cosmetics – Talc powder chemical for formula Acts as a filler in powders and foundations for smooth texture.


Modification Process:

1.Dry Method –  Talc powder is blended with stearic acid in a high-speed mixer under warm conditions (~100–120°C).

2.Wet Method – Stearic acid is dissolved in a solvent, mixed with talc, then dried and ground.


Advantages Over Unmodified Talc:

  • Strong polymer adhesion.

  • Less moisture uptake.

  • Increase in composite mechanical strength.

  • More straightforward extrusion/molding processing.


Typical Specifications:

  • Particle Size: 1–20 µm (depending on grade)

  • Stearic Acid Content: 0.5–2% by weight

  • Moisture Content: <0.5%


Contact us today for samples and technical data sheets!

Talc powder chemical for formula


TEST ITEM

Product

Whiteness(%)

Particle size D50(μm)

SiO(%)

LOI  1000℃  (%)Moisture content(%)
VT-4BH-S≥93.54±0.562

≤8

≤0.5


About Us


Company Introduction

Founded in 2019, the comapmy is a global supplier of halogen-free flame retardant material and Nonmetallic ultrafine nano-powder.
We are a comprehensive company intergrating R&D, productoion and sales, have more than 200 employees and opreate oversea, producing in own mines, serving more than hundred customers including the world’s top 500 enterprises in Europe, Japan, South Korea and Sourheast Asia.
we are committed to providing for domestic and foreign customers with high quality and high technology products and services in related application industries.  

Special function grade talc powder

  • How About The Samples Of The Products?

    We can provide free samples under 5kg(not including freight charge).

  • Are You A Fctory Or Trading Company?

    Yes, we have factories in china and overseas.

  • What’s the payment terms?

    We could accept payment terms”T/T L/C

  • Can You Do OEM Service?

    Yes, we can. Specifications and packages can customized according to customers’ requirements.

  • What’s The Shelf Life For The Cargoes?

    Our product’s shelf life is 2 years, which is based on dry and ventilated storage.

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