Antioxidant TMQ (RD)
Product Overview
TMQ (RD) is a polymerized 2,2,4-trimethyl-1,2-dihydroquinoline antioxidant with relatively low molecular weight. This amber to light brown polymer provides exceptional thermal aging protection for natural and synthetic rubber compounds.
TMQ demonstrates superior effectiveness in preventing thermal degradation of NBR (Nitrile Butadiene Rubber) and is specifically designed for applications in heated equipment and high-temperature environments.
Chemical Properties
Chemical Identity
- Chemical Name: Polymerized 2,2,4-trimethyl-1,2-dihydroquinoline
- CAS Number: 26780-96-1
- Molecular Formula: (C₁₂H₁₅N)ₙ
- Molecular Weight: (173.26)ₙ
Physical Properties
- Appearance: Amber to light brown pellets
- Softening Point: Above 74°C
- Solubility: Soluble in benzene, acetone, and organic solvents
- Water Solubility: Insoluble
- Petroleum Hydrocarbon Solubility: Slightly soluble
Technical Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Appearance | Amber to light brown pellets | - |
| Softening Point | 80 - 100 | °C |
| Heating Loss (55°C ± 2°C) | ≤ 0.30 | % max |
| Ash Content (750°C ± 25°C) | ≤ 0.30 | % max |
| Insoluble in Ethanol | ≤ 0.20 | % max |
| Isopropyl Bis Aniline | ≤ 1.0 | % max |
| Dimer, Trimer and Tetramer Content | ≤ 40 | % max |
Applications
- Natural rubber antioxidant protection
- Synthetic rubber thermal aging prevention
- NBR (Nitrile Butadiene Rubber) specialized protection
- Heated equipment rubber components
- High-temperature environment applications
- Torrid zone rubber products
- Industrial rubber compounds requiring thermal stability
Packaging and Storage
Packaging
- Standard packaging: 25 kg per bag
- Packed in craft bag with polyethylene inner bag
- Custom packaging available upon buyer's request
Storage Conditions
- Store in original sealed containers in a cool, dry, well-ventilated area
- Protect from direct sunlight, moisture, and heat sources
- Maintain storage temperature below 30°C
- Ensure proper ventilation to prevent accumulation of vapors
- Keep away from incompatible materials
Quality Standards
TMQ (RD) is manufactured in accordance with GB/T8826-2019 product standards, ensuring consistent quality and performance. All batches undergo rigorous quality control testing to meet specified parameters.
Refer to Material Safety Data Sheets (MSDS) prior to handling and processing. Follow standard safety protocols for rubber antioxidant handling.
Request Quote
For detailed specifications, pricing, and availability of TMQ (RD) antioxidant, please contact our sales team.
Contact Us