Description

2-Propenenitrile, Polymer With 2-Methyl-1,3-Butadiene is a synthetic copolymer known for its excellent oil and solvent resistance, combined with good mechanical properties. This material is crucial for applications requiring durable, flexible components that can withstand harsh chemical environments. It is primarily utilized by manufacturers in the automotive, industrial goods, and specialty sealant industries seeking high-performance elastomeric materials.

Application

• Automotive Seals and Gaskets: Used in fuel systems, oil seals, and O-rings due to its resistance to oils, fuels, and various automotive fluids.
• Industrial Hose and Tubing: Ideal for fuel, oil, and chemical transfer hoses where resistance to swelling and degradation is critical.
• Roll Covers and Belting: Provides durability and chemical resistance in printing, paper, and textile manufacturing equipment.
• Molded Goods: Suitable for producing custom-molded parts like diaphragms, grommets, and vibration dampeners.
• Adhesives and Sealants: Serves as a base polymer in formulations requiring strong bonding and resistance to solvents and weathering.
• Wire and Cable Jacketing: Offers protective insulation with good flame retardancy and chemical resistance for industrial cables.

Basic Information

Product Name	2-Propenenitrile, Polymer With 2-Methyl-1,3-Butadiene
CAS No.	25014-11-3
Molecular Formula	(C₃H₃N·C₅H₈)ₙ
Molecular Weight	Varies (Polymer)
Synonyms	Acrylonitrile-Isoprene Copolymer; NBR (Nitrile Butadiene Rubber) with Isoprene; Isoprene-Acrylonitrile Rubber; 2-Methyl-1,3-butadiene polymer with 2-propenenitrile; Nitrile Isoprene Rubber; Synthetic Rubber NBR-I; Acrylonitrile/Isoprene Copolymer Elastomer
EINECS	Contact for details

Quality Control

Our 2-Propenenitrile, Polymer With 2-Methyl-1,3-Butadiene is manufactured under a strict quality management system. Each batch is tested to ensure consistent performance characteristics such as acrylonitrile content, Mooney viscosity, and mechanical properties. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources and incompatible materials. This polymer is easily oxidized and should be stored under conditions that minimize exposure to air for long-term stability. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Off-white to pale amber solid (crumb, bale, or sheet)
Acrylonitrile Content	18% - 50% (Customizable)
Mooney Viscosity (ML 1+4 @ 100°C)	30 - 80 (Customizable)
Identification (IR)	Conforms
Volatile Matter	≤ 1.0 %
Ash Content	≤ 1.5 %

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