What does the warranty of AT - 10 cover?

As a supplier of the AT - 10 antioxidant, I am often asked about the warranty coverage of AT - 10. In this blog post, I'll delve into what the warranty of AT - 10 covers, providing you with a comprehensive understanding to help you make informed decisions when considering a purchase.

Understanding AT - 10

AT - 10 is a well - known primary antioxidant widely used in the polymer industry. It offers excellent protection against thermal oxidation, which helps to extend the service life of polymers such as polyolefins, styrene polymers, and engineering plastics. Its effectiveness in preventing degradation makes it a popular choice among manufacturers who require high - quality antioxidant solutions.

What the Warranty Generally Covers

1. Product Quality

The warranty of AT - 10 typically covers product quality. This means that if the AT - 10 you receive does not meet the specified quality standards, such as purity, melting point, or other physical and chemical properties, we will take responsibility. For example, the purity of AT - 10 should be within a certain range as stated in our product specifications. If the purity of the delivered product is lower than the promised value, we will replace the product or offer a refund.

2. Defects in Manufacturing

Any defects that occur during the manufacturing process are also covered by the warranty. Manufacturing defects can include issues like improper mixing, contamination, or incorrect packaging. For instance, if the AT - 10 is found to be contaminated with foreign substances that are not part of the normal product composition, we will address the problem. This may involve investigating the root cause of the contamination in our manufacturing facilities and taking corrective actions to prevent similar issues in the future.

3. Shelf - Life Assurance

We also offer a warranty regarding the shelf - life of AT - 10. AT - 10 has a recommended shelf - life under proper storage conditions. If, within the stated shelf - life, the product loses its effectiveness due to factors related to our manufacturing or packaging, we will be accountable. For example, if the antioxidant properties of AT - 10 degrade prematurely and it can be proven that it is not due to improper storage on the customer's side, we will provide a replacement.

What the Warranty Does Not Cover

1. Improper Storage and Handling

The warranty does not cover damage or loss of effectiveness caused by improper storage and handling. AT - 10 should be stored in a cool, dry place away from direct sunlight and sources of heat. If the customer stores the product in a humid environment or at a high temperature for an extended period, which leads to the degradation of the product, the warranty will not apply. For example, if the customer leaves the AT - 10 containers open in a warehouse with high humidity, and the product absorbs moisture and loses its antioxidant properties, this is considered out of the scope of the warranty.

2. Use in Non - Recommended Applications

If AT - 10 is used in applications that are not recommended by us, the warranty will not be valid. AT - 10 is designed for specific polymer systems and applications. Using it in other, untested applications may lead to unexpected results, and we cannot be held responsible for such situations. For example, if a customer uses AT - 10 in a chemical process that is completely different from the polymer industry applications we have specified, any problems that arise are not covered by the warranty.

3. Modifications by the Customer

Any modifications made to the AT - 10 by the customer without our prior approval void the warranty. Modifying the product can change its chemical and physical properties, which may affect its performance. For instance, if a customer adds other chemicals to the AT - 10 without consulting us and then experiences issues with the product's performance, we will not provide warranty support.

Complementary Antioxidants and Their Roles

In many cases, AT - 10 is used in combination with other antioxidants to achieve better results. For example, Irganox B215 is a blend of a primary antioxidant and a secondary antioxidant. When used with AT - 10, it can provide a more comprehensive protection against oxidation. The primary antioxidant in Irganox B215 can trap free radicals, while the secondary antioxidant can decompose hydroperoxides, working together with AT - 10 to enhance the overall antioxidant effect.

Another popular choice is AT - 168, which is a secondary antioxidant. It can react with hydroperoxides generated during the oxidation process, preventing the further degradation of polymers. When combined with AT - 10, AT - 168 can significantly improve the long - term thermal stability of polymers.

Irganox 3114 is also a useful antioxidant. It has good compatibility with polymers and can provide excellent protection against thermal and oxidative degradation. Using Irganox 3114 in combination with AT - 10 can be beneficial in applications where high - temperature stability is required.

How to Claim the Warranty

If you believe that your AT - 10 product is eligible for a warranty claim, the first step is to contact our customer service team. Provide detailed information about the product, including the batch number, purchase date, and a description of the problem. Our team will then guide you through the process, which may involve sending samples for testing to determine the root cause of the issue. Once the claim is approved, we will take appropriate actions such as replacement, repair, or refund.

Conclusion

The warranty of AT - 10 provides a level of assurance for customers, covering product quality, manufacturing defects, and shelf - life. However, it is important to understand the limitations of the warranty, such as improper storage, non - recommended applications, and customer - made modifications. By using AT - 10 in combination with other antioxidants like Irganox B215, AT - 168, and Irganox 3114, you can achieve better antioxidant performance in your polymer applications.

If you are interested in purchasing AT - 10 or have any questions about our warranty policy, please feel free to reach out to us. We are committed to providing high - quality products and excellent customer service, and we look forward to discussing your specific requirements and how AT - 10 can meet them.

References

• Polymer Additives Handbook, Hans Zweifel
• Antioxidants in Polymers: Principles and Applications, R. Gächter and H. Müller