Cracking is one of the most common and detrimental forms of degradation affecting rubber products. This issue can compromise performance, lead to safety hazards, and significantly shorten the lifespan of essential components. At NINGBO INNO PHARMCHEM CO.,LTD., we provide advanced chemical solutions to prevent such failures, with N,N'-Bis(methylphenyl)-1,4-Benzenediamine (Antioxidant DTPD) being a prime example of an effective preventative additive.
Antioxidant DTPD is specifically formulated as an anti-aging agent for rubber, targeting the very mechanisms that cause materials to degrade and crack. Its classification as a p-phenylenediamine antioxidant signifies its high efficacy in combating ozone attack and oxidative stress, which are primary culprits behind rubber cracking. By incorporating DTPD into the rubber compound, manufacturers equip their products with a powerful shield against these environmental aggressors. This is particularly crucial for applications like tires, where continuous flexing and exposure to the elements make them highly susceptible to cracking over time.
The 'after-effect' characteristic of DTPD means that its protective action continues to work long after initial processing. This sustained defense mechanism is what makes it such a valuable rubber auxiliary agent. It not only prevents the formation of micro-cracks but also helps to arrest the propagation of any existing ones, thus preserving the structural integrity of the rubber. This preventative approach is far more cost-effective than dealing with the consequences of premature product failure.
For businesses looking to buy DTPD, partnering with a reliable rubber chemical raw material supply chain is essential. NINGBO INNO PHARMCHEM CO.,LTD. is committed to ensuring that manufacturers have access to this vital additive. By leveraging the crack-preventing power of DTPD, companies can significantly enhance the durability and reliability of their rubber products, ensuring customer satisfaction and strengthening their market position. The investment in quality antioxidants translates directly into superior product performance and longevity.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.