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Low-smoke, halogen-free flame retardant cable compatibilizer —— ensuring more uniform flame retardancy and more stable processing

Low-smoke, halogen-free flame retardant cable compatibilizer —— ensuring more uniform flame retardancy and more stable processing

发布日期:2025-06-13 浏览次数:17

Halogen-free flame-retardant cables are a necessity in the new era. Against the backdrop of increasingly stringent global environmental regulations and rising fire safety requirements, low smoke zero halogen (LSZH) flame-retardant cables are becoming the preferred choice in sectors such as rail transit, new energy, and smart buildings. However, cable manufacturers face numerous technical challenges in achieving optimal flame-retardant effects and stable processing performance. This is where high-performance compatibilizers demonstrate their value.


I. Key challenges in the production of halogen-free cables

(I) Difficulty in dispersing flame retardants

Halogen-free flame-retardant cables typically require the addition of a large amount of inorganic flame retardants. The varying compatibility of these fillers with the resin matrix can easily lead to uneven dispersion, which not only affects flame-retardant efficiency but may also cause fluctuations in material properties.

(II) Balance of mechanical properties

The addition of high-proportion flame retardants often makes materials brittle. How to maintain good mechanical strength while ensuring flame retardant performance has become a difficult point in formulation design.

(III) Stability of processing technology

The processing fluidity issues brought about by high-filler systems often lead to difficulties in extrusion and poor surface quality, directly affecting production efficiency and product qualification rates.


II. Innovative solutions for compatibilizers

(I) Optimizing the flame retardant system

The specialized compatibilizer, designed through molecular structure, effectively enhances the interfacial bonding between the flame retardant and the resin matrix, achieving a more uniform dispersion state, thereby improving the stability and consistency of flame retardant efficiency.

(II) Enhance the toughness of materials

Special toughening compatibilizers can construct an elastic network at the molecular level, significantly improving the impact resistance and flexibility of materials while maintaining flame retardant properties.

(III) Improve processing performance

By reducing melt viscosity and improving flow characteristics, compatibilizers help achieve a more stable extrusion process, reduce surface defects, and enhance production efficiency.


III. Practical application value of compatibilizers

In the field of new energy cables, compatibilizers have helped customers solve the brittleness issue of high-voltage wire harness materials; in rail transit applications, optimized formulations have successfully met stringent smoke density requirements. These practical cases demonstrate that the appropriate selection of compatibilizers can bring significant performance improvements and process enhancements to cable manufacturing.


IV. Future Development Trends

With the continuous improvement of environmental protection requirements and the expansion of emerging application fields, compatibilizer technology is developing towards multifunctionality and high performance. In the future, innovative compatibilizers with multiple functions such as flame retardancy, smoke suppression, and weather resistance will become the new darlings of the market.


V. Professional support to facilitate industrial upgrading

As a professional manufacturer of polymer compatibilizers for 22 years, we integrate research and development, production, design, sales, and service, and are committed to providing customers with:

1. Cost-effective Solutions: Our cutting-edge composite expertise and global procurement network enable us to offer creative and cost-effective solutions to meet various customer requirements.

2. Quality assurance: We have a comprehensive quality control and inspection system for incoming materials, manufacturing processes, and pre-shipment, ensuring stable quality for each batch of materials.

3. Supply Chain Solutions: Our customer service staff assist in planning, arranging, and providing supply chain solutions tailored to each customer's unique and immediate needs.

4. Free sample support: We sincerely serve every new and old customer with free sample trials.

5. After-sales tracking: We take full responsibility for every batch of materials shipped from Jiuju. Our after-sales service personnel will track the entire process of each batch of materials from shipment to the final formation of a perfect product.


Welcome to inquire. Let's jointly promote the progress and innovation of halogen-free flame-retardant cable technology!


+86 189 1862 9916