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Oxidation is a chemical reaction that transfers electrons or hydrogen from a substance
to an oxidizing agent.
Oxidation reactions produce free radicals, these radicals start chain reactions. Antioxidants
terminate these chain reactions by removing free radicals, and delay
| Product | Reworks and Recycling | Processing Stability | Avoid Gel Formation | Black Spec Elimination | Long Term Heat Stability (LTHS) | Oxydative Induction Time (OIT) | Dosing (%) | Main Product Feature |
|---|---|---|---|---|---|---|---|---|
| Polyethylene - | ||||||||
| Antioxidants for Agricultural Film | ||||||||
| ST 04400 LL | ++ | +++ | +++ | + | + | + | 1.0 - 5.0 | Heat stability and improved process stabilization in combination with UV-stabilization. |
| ST 0C010 LD | + | +++ | +++ | ++ | + | + | 1.0 - 5.0 | Excellent for process stabilization of HDPE monofilaments and slit tapes. |
| Antioxidants for Industrial and Food Packaging Film | ||||||||
| ST 03001 LD | - | - | - | - | ++ | ++ | 1.0 - 3.0 | Long term heat stability without synergist: i.e. industrial and food packaging films. |
| ST 03003 LD | +++ | ++ | ++ | ++ | +++ | +++ | 0.5 - 1.5 up to 10 | Resistant against hydrolysis and water extraction: i.e. water pipes, dishwashers, washing machines. Stabilization during: week end shut down / start up procedures or flush cleaning of an extrusion line. |
| ST 03023 LD | - | - | - | + | +++ | +++ | 0.5 - 2.0 | Long term heat stability: i.e. technical applications, automotive, injection molding. |
| ST 03040 LD | ++ | +++ | +++ | +++ | - | 0 | 1.0 - 3.0 | Basic product for improved process stabilization: i.e. in combination with UV-stabilization. |
| ST 06341 LD | +++ | ++ | ++ | ++ | +++ | +++ | 1.0 - 5.0 | Long term heat stability: i.e. technical applications, pipes. |
| ST 0A880 LL | +++ | +++ | +++ | ++ | ++ | ++ | 0.5 - 2.5 | Improved heat stability: i.e. sterilization, pipes, injection molding. |
| ST 00S53 LL | ++ | +++ | +++ | + | - | - | 1.0 - 6.0 | Process stabilization without synergist: i.e. sensitive polymers, high melt temperatures. |
| ST 00015 LD | + | ++ | ++ | 0 | - | - | 1.0 - 5.0 | Same functionality as ST 00S53 LL, cost reduction masterbatch. |
| Polypropylene - | ||||||||
| Antioxidants for Industrial and Food Packaging Film | ||||||||
| ST 03002 PP | - | - | - | + | + | 1.0 -3.0 | Long term heat stability without synergist: i.e. industrial and food packaging films. | |
| ST 03003 PP | +++ | ++ | ++ | +++ | +++ | 0.5 - 1.5 up to 10 | Resistant against hydrolysis and water extraction: i.e. water pipes, dishwashers, washing machines. Stabilization during: week end shut down / start up procedures or flush cleaning of an extrusion line. | |
| ST 03200 PPR | ++ | - | 0 | +++ | +++ | 1.0 - 5.0 | Long term heat stability: i.e. technical applications, pipes. | |
| ST 03022 PP | ++ | +++ | ++ | +++ | ++ | 0.5 – 2.0 | Resistant against gas fading, especially with PP fibers. | |
| ST 03023 PP | - | - | + | +++ | +++ | 0.5 – 2.0 | Long term heat stability: i.e. technical applications, automotive, injection molding. | |
| ST 0A880 PP | +++ | +++ | ++ | ++ | ++ | 0.5 – 2.5 | Improved heat stability: i.e. sterilization, pipes, injection molding. | |
| Combi Batch | ||||||||
| PA 00S08 LD NEW! | Combination of Processing Aid and Antioxidant High processing or melt temperatures, die build-up reduction, reduced gel formation, for cast films and pipes. | 0.5 - 2.5 | Can eliminate degradation and die build-up: i.e. high melt temperatures. |
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