Rubber auxiliary powder Curekind 445

Curekind 445

Series: Rubber Auxiliary Powder

Chemical name of active ingredient: 4.4'-Bis(α.α'-dimethylbenzyl)diphenylamine
CAS No.: 10081-64-1
Product form: White crystal
White powder

Properties and Applications

445 is an efficient, non-toxic, odorless, light-colored aryl secondary amine antioxidant. It has good protective efficacy against aging caused by light, heat, ozone, flex cracking and other factors in natural rubber and synthetic rubber,...

Performance: Curekind@ 445 is white powder or crystal, density: 1.14; Melting point of pure product is 101℃, easily soluble in rubber and various organic solvents, slightly soluble in water and alcohol, thermal decomposition temperature is 280℃, with high molecular weight and low volatility.

Applications: Curekind@445 is an efficient, non-toxic, odorless, light-colored aryl secondary amine antioxidant. It has good protective efficacy against aging caused by light, heat, ozone, flex cracking and other factors in natural rubber and synthetic rubber, and also has a certain passivation effect on variable valence metals and heavy metals. Curekind® 445 can be used alone or in combination with other antioxidants, showing good synergistic effect. This product has low blooming property and slightly discolors under sunlight. Special applications: Neoprene; Medical and health care latex products, polyurethane foam, carbon black filled polyolefin, rubber wires and cables, polyether, high-grade lubricating oil and adhesives, etc.

Usage and Dosage: Curekind® 445 is a low-pollution aryl secondary amine antioxidant, so it has good antioxidant efficiency. The addition amount in rubber is 0.5-3%, and when used as a stabilizer for raw rubber, the dosage is 0.5-2%. When the dosage in rubber compound is 0.5-1%, it can replace 1.5-2% of antioxidants such as Antioxidant D, BHT, RD, MB and so on.

Safety and Toxicity: Please refer to the relevant product safety data sheet (SDS).

Storage: Store in a sealed, cool, dry and well-ventilated place. Avoid direct sunlight. Packaging: Composite paper bag lined with black plastic film bag, net weight 25 kg, 500 kg per pallet.