• Tire rubber vulcanization accelerator DPTT-70
  • Tire rubber vulcanization accelerator DPTT-70
  • Tire rubber vulcanization accelerator DPTT-70
  • Tire rubber vulcanization accelerator DPTT-70
  • video

Tire rubber vulcanization accelerator DPTT-70

  • LongGreen
  • Shenyang City Liaoning Province, China
  • Delivery upon payment
  • 1000 pieces per month
1. When used in combination with thiuram accelerator, rubber curing agent can significantly improve the aging resistance of vulcanized rubber and extend the service life of the product. 2. Rubber curing agent is suitable for a variety of rubbers, especially for EPDM and IIR heat-resistant products, meeting the needs of high-demand industrial applications. 3. Rubber curing agent is made of non-toxic and harmless materials, has no pollution to the environment, and is in line with the sustainable development strategy.

Introduction of Rubber Vulcanizing Agent:

Rubber vulcanizing agent is a highly efficient super-accelerator for natural rubber and synthetic rubber, widely used in sulfur-free or low-sulfur vulcanization processes. Rubber vulcanizing agent is mainly composed of 70% dipentamethylene thiuram tetrasulfide and 30% combined elastomer and dispersant. Rubber vulcanizing agent has fast vulcanization, good scorch safety and enhanced aging resistance, and is particularly suitable for the manufacture of EPDM and IIR heat-resistant products such as hoses, seals and bushings.


Features of Vulcanization Promoter:

Vulcanization promoter is a highly efficient ultra-fast accelerator for natural rubber and synthetic rubber, widely used in sulfur-free or low-sulfur vulcanization processes. Vulcanization promoter is mainly composed of 70% dipentamethylene thiuram tetrasulfide and 30% combined elastomer and dispersant. Vulcanization promoter has fast vulcanization, good scorch safety and enhanced aging resistance. It is particularly suitable for the manufacture of EPDM and IIR heat-resistant products such as hoses, seals and bushings. Rubber vulcanizing agent has high scorch safety and can avoid premature vulcanization reactions during the production process, thereby reducing the risks in the production process. Vulcanization promoter uses special dispersants and combined elastomers to ensure that the chemicals can be quickly absorbed and well dispersed in the polymer, ensuring the optimal activity of the active ingredients.


Rubber vulcanizing agent


Use of Rubber Curing Agent:

Mode of action: Rubber curing agent has a fast vulcanization speed in natural rubber and synthetic rubber, high scorch safety, and acts as an activator and secondary accelerator when used in combination with mercaptan and sulfonamide accelerators. A small amount of rubber curing agent used in combination with thiuram accelerator can improve the aging resistance of vulcanized rubber.

Operation: The special dispersant and the thermoplasticity and complete compatibility of the combined elastomer ensure rapid absorption and excellent dispersion of the chemical in the polymer, ensuring the optimal activity of the effective components.

Dosage: 0.35 ~ 3.5 phr


Vulcanization promoter


About Us:

Shenyang LongGreen Science&Technology Co., Ltd. is a high-tech enterprise based in the field of release agent and rubber additives, providing environmental protection release agent, rubber additives and related services. We are committed to innovative R&D and production, equipped with independent laboratories, and have experienced technical teams and R&D personnel. During the R&D process, we continuously conduct research and testing on product viscosity, fluidity, demoulding performance and durability to ensure the excellent performance of products in calendering, molding, extrusion and other processes. Through comprehensive testing capabilities and customized services, we are able to provide customers with high-quality technical support and innovative solutions, and continue to promote the development of rubber processing technology.


Rubber curing agent

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