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The polyethyleneimine series is a type of cationic polymer, with high molecular weight polyethyleneimine as the core component. It is typically a light yellow aqueous solution and possesses common characteristics such as high cationic charge density, good water solubility, and strong compatibility. It plays a key role in multiple industries.

Structure

The core chemical structure of polyethyleneimine series products is based on a high molecular weight polyethyleneimine (PEI) backbone, with linear or branched structures formed by repeated imine units. 

Different grades are optimized for functionality through modifications, substitutions, and other methods.

 

Features

Substrate

The polyethyleneimine series products can be applied to core substrates such as paper, plastic, and metal. Some grades are also compatible with UV varnishand materials related to food packaging.



Product

Brand

Features

Ionic

Plastic

Metal

UV varnish

Polymin SK

Solenis

High Molecular Weight Polyethyleneimine

cation


Polymin SN

Solenis

High Molecular Weight Modified Polyethyleneimine

cation


AS4310

XUPU

High Molecular Weight Polyethyleneimine Homopolymer

cation

AP1911

XUPU

High Molecular Weight Polyethyleneimine Homopolymer

cation

PM8800

XUPU

High Molecular Amine Homopolymer (Polyethyleneimine Type)

cation



Performance

Polyethyleneimine series polymers possess excellent stability, strong flocculation properties, and high adsorption capacity, and are widely used in fields such as water treatment, paper manufacturing, and wastewater treatment.


Performance

Stability

Flocculation

Adsorption

Describe

High chemical stability, suitable for a wide range of pH values.

It can effectively remove suspended solids and pollutants from water.

It has strong adsorption capacity and can adsorb anionic impurities.

Features

It can operate stably at different pH values.

Suitable for wastewater treatment and sludge-water separation

Improve water treatment effectiveness and water purification efficiency.


Application

Application areas: water treatment, paper production, adhesives and coatings, etc.

Polyethyleneimine (PEI) series have a wide range of applications across multiple industries. Here are some of the main application areas: water treatment, paper and cardboard production, textile industry, pharmaceuticals and personal care, adhesives and coatings, sludge treatment and wastewater dewatering, and industrial cleaning.

These applications allow the PEI series to play an important role in various industries, improving production efficiency and enhancing the quality of the final products.

Case Information
  • Types
    Product Introduction
  • Date
    December, 2025
  • Author
    Super-Vision
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