Low Odor C5 Tackifying Resin, Aliphatic Hydrocarbon Resins

JT-6421 a modified thermoplastic alkyl phenol-formaldehyde resin of high performance as a substitute for alkyl phenol acetylene super tackifying resin. This product shows advantages of tackiness retention of semi products over long-term or under humid heat conditions which favors building of tires and other rubber articles. JT-6421 provides lower dynamic heat-generation for vulcanizates than general p-t-Butyl or p-t-Octyl phenolic resins do which can decrease heat-generation in tires and industrial rubber goods, prolong their life length.

Product Details
Our protecting wax, EVA Packing Bag, Excellent performance rubber release has won wide praise and all customers praise, for which we are deeply honored, and will not change the original will continue to struggle for the majority of customers. Finest Rate Forever High-quality in China. With our great management, potent technical capability and strict excellent handle procedure, we continue on to provide our customers with reputable top quality, reasonable selling prices and great providers. We adhere to the independent research and development of core and characteristic application technologies, and pay attention to the precipitation and accumulation of intellectual property rights. Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market.

Application Fields:

As dispersing and super tackifying resin, JT-6421 is suited to various rubbers in production of high performance tires and diversified technical rubber articles such as conveyor belts, V-belts, industrial hoses, rubber plates, roll coverings, cables, lining materials, retread materials, etc. 


1. It is recommended to incorporate JT-6421 in the beginning of mixing cycle to promote plasticity and dispersion of compounds. 2. Recommended dosage is 2-5 phr.

Technical Data:

1. Appearance: Brown pastilles

2. Softening point: 130.0-150.0℃

3. Ash content (750℃, 2h): ≤ 1.00%

4. Heating loss (105℃, 2h): ≤ 0.50%


25kg, complex paper bag, 1 ton/pallet

Safety and transport:

JT-6421 is not classified as a dangerous good according to transport legislation, so it can be transported in term of non-dangerous goods. It is safe if properly used. 


Two years under cool and dry conditions with original closed package from date of production. 

Further information:

Product technical information and data is based on the best information available and does not constitute or imply a warranty or patent infringement of any kind. The user is responsible for testing product suitability prior to use the production.

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