Description

Formaldehyde, polymer with 4-(1,1,3,3-tetramethylbutyl)phenol, vulcanization products with ethylene-5-ethylidenebicyclo2.2.1hept-2-ene-propene polymer and polypropylene CAS NO 72162-18-6 is a specialized polymeric additive engineered to enhance the performance of rubber and plastic compounds. This product matters because it provides critical functionalities such as improved cross-linking efficiency, thermal stability, and mechanical reinforcement in demanding applications. Industrial manufacturers in the rubber, tire, and advanced polymer composites sectors rely on this additive to achieve superior product durability and performance.

Application

• Rubber Vulcanization: Acts as a key component in vulcanization systems for synthetic rubbers, improving cross-link density and heat resistance.
• Tire Manufacturing: Used in tire tread and sidewall compounds to enhance abrasion resistance, reduce rolling resistance, and improve aging properties.
• Polymer Modification: Serves as a compatibilizer and reinforcing agent in blends of polypropylene (PP) and ethylene-propylene-diene monomer (EPDM) rubbers.
• Technical Molded Goods: Incorporated into industrial rubber goods like seals, gaskets, and hoses for improved mechanical strength and chemical resistance.
• Wire & Cable Insulation: Enhances the thermal stability and electrical insulation properties of polymer sheathing materials.
• Adhesive & Sealant Formulations: Improves the cohesive strength and environmental durability of high-performance adhesives and sealants.

Basic Information

Product Name	Formaldehyde, polymer with 4-(1,1,3,3-tetramethylbutyl)phenol, vulcanization products with ethylene-5-ethylidenebicyclo2.2.1hept-2-ene-propene polymer and polypropylene
CAS No.	72162-18-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Phenol, 4-(1,1,3,3-tetramethylbutyl)-, polymer with formaldehyde, vulcanized with EPDM and polypropylene; Octylphenol-formaldehyde resin, modified with EPDM and PP; Vulcanizing resin for EPDM/PP blends; EPDM/PP co-agent; Rubber vulcanization coagent; Polymeric vulcanization agent; Thermoplastic vulcanizate (TPV) additive; Phenolic resin-modified elastomer blend.
EINECS	Contact for details

Quality Control

Our production of this polymeric additive follows rigorous quality testing protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified against key parameters including active content, melt flow, and thermal stability. A comprehensive Certificate of Analysis (COA) detailing all specification results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from strong oxidizing agents, excessive heat, and sources of ignition. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	Amber to brown solid/pellets
Identification (IR)	Conforms
Active Content	Contact for details
Softening Point	Contact for details
Ash Content	≤ 1.0%
Moisture Content	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.