Antioxidant DLTDP
What is Antioxidant DLTDP?
Antioxidant DLTDP (Dilauryl Thiodipropionate) is a chemical compound used as an antioxidant in the polymer industry, specifically in the stabilization of plastics and rubbers. It belongs to the group of thioester antioxidants, which are effective in preventing oxidative degradation during the processing and end-use of polymers.
Antioxidant DLTDP
Antioxidant DLTDP: Anti-Aging Solutions for PE,PP,ABS,PA,PET,PBT
Chemical Name:
Dilauryl thiodipropionate
| Formula | C30H58O4S |  |
| Molecular Weight | 514.86 | |
| CAS# | 123-28-4 | |
| Abbreviation | LTDP |
Specification:
| Appearance | White crystalline powder, characteristic sweet odor | |
| Ash | Max.0.10% | |
| Melting point | 39.5-41.5℃ | |
| Solubility（20℃） | Water | ＜0.01 |
| MeoH | U | |
| EtoH | ＜0.01 | |
| Acetone | U | |
| Ch2Cl2 | U | |
| Hexane | U | |
RELATED ANTIOXIDANT
The Role of Antioxidant in Plastic
Antioxidants play a critical role in maintaining the stability, durability, and performance of plastic materials throughout their lifecycle. Without antioxidant protection, plastics are prone to degradation during processing and long-term use, which can result in discoloration, brittleness, loss of mechanical strength, and reduced lifespan.
Key Functions of Antioxidants in Plastics:
Thermal Stabilization:
During high-temperature processing like extrusion or molding, plastics are exposed to oxygen which can cause oxidative degradation. Antioxidants help neutralize free radicals and prevent this damage.
Long-Term Aging Resistance:
In end-use environments, especially under heat, light, or oxygen exposure, antioxidants maintain the polymer’s integrity and appearance over time.
Preservation of Properties:
Helps in retaining color, elasticity, tensile strength, and other key physical properties of plastic materials.
Antioxidants
| Name | CAS No. | Application |
ANTIOXIDANT | ||
| Ecochem AO -1010 | 6683-19-8 | PP, PE, EVA, PVC, EPDM, ABS,PA,SBS, PU,TPU,POM,PET, PBT |
| Ecochem AO -1076 | 2082-79-3 | PP,PE,PVC,PC,ABS, PS,SBS,POE,EVA,EPDM,TPE,TPU, PMMA |
| Ecochem AO -3114 | 27676-62-6 | PP,PE,ABS,PS,PA,PU |
| Ecochem AO -1098 | 23128-74-7 | PP,PE,PA,Elastomer |
| Ecochem AO -1035 | 41484-35-9 | PE,PVC,PA,PU,ABS,SBS,PS,PET,PBT,PVA |
| Ecochem AO -1024 | 32687-78-8 | PP,PE,PA,PU,Polyacetals, Elastomer |
| Ecochem AO -168 | 31570-04-4 | PP,PE,EVA,PA,PC,PC/ABS,PS,ABS, PMMA, PET, PBT, POM, Elastomer |
| Ecochem AO -626 | 26741-53-7 | PE,PE,EVA,PS,ABS,PA,PC, Elastomer |
| Ecochem AO-DSTDP | 693-36-7 | PE,PP,PS,ABS,PET,PBT,PA |
| Ecochem AO-DLTDP | 123-28-4 | PE,PP,ABS,PA,PET,PBT |
Antioxidant DLTDP Features
Antioxidant DLTDP is an effective auxiliary antioxidant widely used in polypropylene, polyethylene, polyvinyl chloride, ABS rubber, and lubricating oils. Also known as Antioxidant DLTP, it helps enhance the stability of these materials.
Additionally, AO DLTDP can be combined with phenolic antioxidants to create a synergistic effect, further extending the lifespan of the final products.
Ecochem offers a full range of
Application
Agricultural Film Application
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Automotive Plastic Application
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Packing Application
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Artifical Grass Application
Ecochem LS-119 is the finest option on the market for ensuring light durability and acid rain resilience in polymers used in artificial grass applications
Building & Construction Application
Plastic additives are essential components in the production of Wood Plastic Composite (WPC) plastic floors. WPC plastic floors are a popular choice among homeowners and business owners due to their durability, easy maintenance, and resistance to moisture, insects, and rotting.
Coating & Elastomers Application
The coating of a lens or camera with a UV absorber decreases the amount of light that passes through, which is why it is used in sunglasses to protect the eyes from the damaging effects of the sun.
The Antioxidant DLTDP You Need
