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Home / Products / Other / Bio-SAH™322Liquid Highly Efficient Carbodiimide Anti-hydrolysis Agent for MDI Prepolymer

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Bio-SAH™322Liquid Highly Efficient Carbodiimide Anti-hydrolysis Agent for MDI Prepolymer

Widely used in Polyurethane(PU/TPU/CPU)、EVA。
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Product Description

The Bio-SAH™322 Liquid Highly Efficient Carbodiimide Anti-hydrolysis Agent is engineered specifically to address the complex degradation challenges faced by MDI prepolymers. Unlike traditional solid additives that often result in frustrating agglomeration and uneven dispersion, this advanced liquid formulation integrates instantly into your existing polymer matrix. Upon introduction, operators will notice its clear, low-viscosity fluid nature, which pours smoothly and blends without leaving any gritty residue or causing mechanical blockages in mixing equipment. By acting as a highly reactive scavenger, it actively neutralizes carboxylic acids and moisture that initiate the breakdown of urethane linkages. This proactive neutralization process effectively halts hydrolytic degradation at the molecular level, ensuring that the structural integrity of the MDI prepolymer remains intact even when subjected to prolonged exposure to challenging environmental factors. The fluid consistency not only accelerates production cycles but also guarantees a homogeneous distribution throughout the entire batch, maximizing the protective efficacy across every square inch of the final polyurethane product.


Environmental Compliance & PFAS-Free Formulation

Meeting the strict demands of modern environmental regulations, the Bio-SAH™322 formulation is entirely PFAS-free, aligning perfectly with the global shift toward greener, safer chemical manufacturing. As regulatory bodies increasingly restrict the use of fluorinated compounds, transitioning to this compliant anti-hydrolysis agent protects your product lines from future compliance bottlenecks. During the manufacturing process, facility managers will appreciate the remarkably low volatile organic compound (VOC) profile. The liquid emits no acrid or pungent odors, creating a significantly safer and more comfortable breathing environment for frontline operators handling the materials daily. This commitment to ecological responsibility does not compromise its chemical efficacy; rather, it provides a sustainable pathway to achieving superior polymer stability. By utilizing this eco-conscious additive, manufacturers can confidently market their end-products to environmentally sensitive sectors, fulfilling both internal sustainability targets and stringent international chemical safety mandates.

Application Spectrum & Performance Validation

The versatility of this liquid carbodiimide agent makes it an indispensable component across multiple demanding industrial sectors. In automotive manufacturing, it protects under-hood polyurethane components from the relentless combination of engine heat and ambient humidity. For construction and infrastructure, it ensures that exterior sealants and protective coatings maintain their elasticity and adhesion despite constant weathering. Furthermore, in the electronic communications sector, it preserves the critical dielectric properties of potting compounds, preventing moisture-induced short circuits. Extensive laboratory hydrolysis aging tests validate its exceptional protective capabilities under extreme conditions:

  • Accelerated Aging Retention: Maintains over 85% of original tensile strength after 1,000 hours of continuous exposure in an 85°C / 85% relative humidity testing chamber.

  • Elongation Stability: Prevents the typical embrittlement of MDI prepolymers, preserving crucial elongation-at-break metrics even after prolonged water immersion.

  • Acid Value Reduction: Demonstrates a rapid and sustained decrease in total acid value within the polymer matrix, neutralizing degradation catalysts before chain cleavage occurs.


Dosage Efficiency & Technical Integration

Achieving maximum polymer longevity does not require excessive additive volumes. Due to the concentrated reactivity of its active carbodiimide groups, Bio-SAH™322 operates at a remarkably low dosage rate. This high-efficiency profile translates into a superior return on investment, allowing formulators to enhance product lifespan while keeping overall material costs strictly controlled. The liquid nature ensures that every drop is utilized effectively, eliminating the waste typically associated with dusting or incomplete melting of solid alternatives. To ensure a smooth transition into your specific production environment, we offer comprehensive technical support alongside our free sample testing program. Our dedicated research and development engineers are available to collaborate directly with your technical team, assisting with precise formulation tuning, compatibility assessments, and process optimization. This collaborative approach guarantees that the anti-hydrolysis agent is dialed into your exact MDI prepolymer specifications, yielding the best possible performance outcomes.

Packaging & Storage Specifications

To guarantee that the Bio-SAH™322 Liquid Highly Efficient Carbodiimide Anti-hydrolysis Agent reaches your facility in pristine condition, we have implemented a rigorous, industrial-grade packaging strategy. The product is securely sealed in heavy-duty containers designed to completely block moisture ingress during global transit. Proper storage is critical to maintaining the high reactivity of the carbodiimide groups. When kept in its original, unopened packaging within a climate-controlled warehouse, the liquid retains its full chemical efficacy, ensuring a reliable and stable supply chain for your continuous manufacturing needs.

Packaging Options

200 kg galvanized steel drums or 1,000 kg IBC totes, purged with dry nitrogen to prevent premature moisture reaction.

Shelf Life

12 months from the date of manufacture when stored strictly according to guidelines.

Storage Conditions

Store in a cool, dry, well-ventilated area away from direct sunlight, open flames, and incompatible substances (acids and water).

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Suzhou Ke Sheng Tong New Materials Technology Co., Ltd. was founded in 2016, headquartered in Suzhou, Jiangsu Province, as a high-tech growth enterprise.

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