What is Thermal Stabilizer Masterbatch?
A Thermal stabilizer masterbatch is an additive that increases the resistance and durability of a plastic product against heat. When an industrial product is exposed to high heat or oxygen, its molecular chains break down, and oxidation occurs, ultimately leading to product degradation. This material prevents early degradation by stabilizing these polymer chains.

Features of Thermal Stabilizer Masterbatch
The capabilities and characteristics of this material are limited and specific. In the following, we will discuss some of the main features of this material:
Thermal Stabilizer: It is the primary capability of this material is this feature, and as mentioned earlier, this material increases the product’s resistance against high heat.
Increased Durability: Following the previous feature, this material can enhance the long-term quality and physical durability of the product.
Compatibility: This material has good compatibility with polymers such as PVC, PP, and PE, and does not cause problems in production.
Applications of Thermal Stabilizer Masterbatch
Construction: This material is used in the production of pipes and profiles that are exposed to various temperatures.
Automotive Industry: Significant parts of automotive components are exposed to heat; using this material prevents their degradation and wear.
Packaging Industry: In the sealing process and other processes that involve high heat, the Thermal stabilizer masterbatch has a high application.

What is the difference between a Fire-retardant Masterbatch and a Thermal Stabilizer Masterbatch?
At first glance, these two materials may appear to have similar roles and applications, but with a little attention, we will find some differences between them. we have explained fire-retardant masterbatch.
To simply state the difference between these two materials, we can say that a fire-retardant masterbatch creates a layer on the product that prevents burning and the chemical reaction of the polymer product’s molecules, delaying the burning process.
However, the Thermal stabilizer masterbatch has a different role: when products are exposed to “high heat,” their molecular chains deteriorate and break down. This condition does not mean that the product is exposed to an open flame; rather, it is only in the presence of indirect heat, and this material is meant to stabilize the product under those conditions.
Anti-scratch Masterbatch Data Sheet
| Property | Value/Description |
|---|---|
| Density | 0.9 - 1.2 g/cm³ |
| Melt Flow Index (MFI) | 2-8 g/10min (190°C, 2.16 kg) |
| Active Content | 5-20% |
| Composition | Antioxidants & Heat stabilizers + Carrier resin |
| Carrier Resin | PE / PP / PVC |
| Application | Pipes, automotive, packaging |
| Benefits | Thermal degradation resistance |
Purchasing and pricing of Thermal Stabilizer Masterbatch
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judy –
How much heat stabilizing masterbatch should be used in a polymer formulation to achieve maximum performance?
Zahra hedayati –
Typically, 1–5% of heat stabilizing masterbatch is used, depending on the polymer type and processing conditions. Always refer to the supplier’s datasheet for optimal performance.
jay –
How can thermal stabilizer masterbatch be used to reduce energy consumption in the production process?