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YLSCH-RBB Logo YLSCH-RBB

Professional Rubber Additive Manufacturer

Asia's leading supplier of pre-dispersed masterbatch and high-performance rubber additives. ISO-certified, REACH-compliant, 30+ years of innovation.

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About YLSCH-RBB

Qingdao YLSCH Industry & Trade Co., Ltd. was founded in 1996 and is a state-level high-tech enterprise and a member of the Rubber Products Professional Committee. We specialize in the research, development, production, and sales of advanced rubber additives.

Our company has established strategic partnerships with leading academic institutions including the School of Polymer Engineering at Qingdao University of Science and Technology, Beijing University of Chemical Technology, South China University of Technology, and Henan Academy of Sciences.

As the largest DTDM manufacturer in China, our products are widely used in high-end rubber applications such as automotive sealing strips, tires, rail transit, rubber hoses, and vibration damping systems.

  • Founded in 1996 | 30+ Years of Experience
  • EU REACH, RoHS, PAHs, 6P, SVHC Certified
  • Largest DTDM Manufacturer in China
  • Own Warehouse & Logistics at Qingdao Port
YLSCH Factory

Our Rubber Additive Products

Pre-dispersed Masterbatch

Pre-dispersed Masterbatch

Highly efficient, polymer-bound masterbatch for uniform dispersion in rubber compounds. Ideal for tire treads, belts, and hoses.

  • • Particle size: 2–5 mm
  • • Carrier: EPDM, SBR, or custom
  • • Loading: 40–80%
  • • Low dust, easy handling
Rubber Accelerator

Rubber Accelerator

Enhances vulcanization speed and efficiency. Includes NOBS, CBS, and other sulfenamide types.

  • • Type: NOBS (CZ), CBS (TBBS)
  • • Appearance: Light yellow granules
  • • Purity: ≥98%
  • • Complies with ISO 11403-1
Rubber Vulcanization Agent

Rubber Vulcanization Agent

High-performance DTDM and sulfur donors for improved cross-linking and heat resistance.

  • • DTDM: ≥99% purity
  • • Low volatile content
  • • Excellent scorch safety
  • • REACH registered
Rubber Antioxidant

Rubber Antioxidant

Protects rubber from oxidative degradation. Includes DTPD (3100), 6PPD, and TMQ.

  • • DTPD (3100): White powder
  • • Effective in tires, hoses, belts
  • • Prevents ozone cracking
  • • Complies with EU regulations
Rubber Antiscorching Agent

Rubber Antiscorching Agent

Delays premature vulcanization during processing. Ensures safe mixing and extrusion.

  • • Type: PVI, BPPD
  • • Dosage: 0.1–0.5 phr
  • • Compatible with all accelerators
  • • Improves process safety
Activator Agent

Activator Agent

Enhances accelerator efficiency and vulcanization kinetics. Includes zinc oxide and stearic acid blends.

  • • Pre-dispersed ZnO
  • • Uniform particle distribution
  • • Reduces mixing time
  • • Improves cross-link density
Blowing Foaming Agent

Blowing Foaming Agent

Generates uniform cellular structure in sponge rubber and foam products.

  • • Decomposition: 190–210°C
  • • Gas yield: 200–220 ml/g
  • • Fine cell structure
  • • Used in seals, gaskets, mats
Other Chemical Products

Other Chemical Products

Custom rubber additives and specialty chemicals tailored to customer requirements.

  • • Custom formulations
  • • Private labeling
  • • OEM packaging
  • • R&D collaboration

Why Choose YLSCH-RBB?

30+

Years of Experience

Founded in 1996, we bring over three decades of expertise in rubber additive manufacturing and innovation.

✓

International Certification

ISO-certified with full compliance to EU REACH, RoHS, PAHs, and SVHC standards for environmental safety.

🚀

Fast Delivery

Free samples shipped by air or express. Own warehouse and logistics at Qingdao Port ensure timely global delivery.

🔧

Customized Service

Custom packaging, private labeling, and tailored formulations to meet your specific rubber processing needs.

Latest News & Applications

January 27, 2025

Chinese New Year Holiday Notification

Our company will observe the Chinese New Year holiday from January 25 to February 4, 2025. We appreciate your continued support and cooperation.

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January 21, 2025

Application of Antioxidant DTPD in Soles

YLSCH-RBB Antioxidant DTPD (3100) enhances anti-aging performance in rubber shoe soles, improving durability and resistance to environmental stress.

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January 14, 2025

Antioxidant DTPD in Automotive Parts

Widely used in automotive rubber components, DTPD extends part life, improves durability, and ensures stable performance under extreme conditions.

Read More

Contact YLSCH-RBB

For product inquiries, samples, or technical support, please reach out through our official website.

Contact Information

Email: [email protected]

China Office Tel: +86 532 87691278

Mobile: +86 18661665800

China Address: No.8 Zhengzhou Road, Qingdao, China

German Office: Unter Hirnau 1, 72459 Albstadt, Germany

German Tel: 0049 17621102852

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