Multiple molecular weights POLYETHYLENEIMINE/PEI cas 9002-98-6

Short Description:

Polyethyleneimine (PEI) is a highly branched polymer composed of ethyleneimine monomers. With its long-chain structure, PEI exhibits excellent adhesive properties, making it an ideal choice for various applications, including paper coatings, textiles, adhesives, and surface modification. Furthermore, PEI’s cationic nature allows it to effectively bind to negatively charged substrates, enhancing its versatility in different industries.

In addition to its adhesive properties, PEI also showcases exceptional buffering capabilities, which are beneficial in multiple areas such as wastewater treatment, CO2 capture, and catalysis. Its high molecular weight allows for efficient and selective adsorption, making it a valued component in the purification of gases and liquids.

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Product Details

- Molecular Formula: (C2H5N)n

- Molecular Weight: Variable, depending on the degree of polymerization

- Appearance: Clear, viscous liquid or solid

- Density: Variable, typically ranging from 1.0 to 1.3 g/cm³

- pH: Typically neutral to slightly alkaline

- Solubility: Soluble in water and polar solvents

Advantages

1. Adhesives: PEI’s strong adhesive properties make it an excellent component in the formulation of adhesives for various industries, including woodworking, packaging, and automotive.

2. Textiles: PEI’s cationic nature enables it to enhance dye retention and improve the dimension stability of textiles during processing.

3. Paper Coatings: PEI can be used as a binder in paper coatings, increasing the paper’s strength and improving its printability and water resistance.

4. Surface Modification: PEI enhances the surface properties of materials, including metals and polymers, allowing for better adhesion and improved durability.

5. CO2 Capture: PEI’s ability to selectively capture CO2 has made it a valuable tool in carbon capture technology, aiding in the reduction of greenhouse gas emissions.

In conclusion, polyethyleneimine (CAS: 9002-98-6) is a highly versatile chemical compound with impressive adhesive and buffering properties. Its wide range of applications makes it an essential component in various industries, ensuring improved product performance and efficiency.

Specification

Appearance	Clear to light yellow viscous liquid	Clear viscous liquid
Solid content (%)	≥99.0	99.3
Viscosity (50℃ mpa.s)	15000-18000	15600
Free ethylene imine monomer (ppm)	≤1	0